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Engine & Powertrain

140 pages

  • AKPP drive modes and shifting behavior — Transmission type. The X80 automatic transmission is a traditional hydraulic automatic with a torque converter — not a CVT and not a dual-clutch robotized gearbox. This… (187 sources)
  • Fuel consumption factors and dashboard display — Typical consumption and influencing factors. Reported typical fuel consumption: about 7 L/100km on the highway, up to 12 L/100km in city driving. One owner cautions that… (178 sources)
  • AKPP fluid specification — conflicting claims — This card collects several different, sometimes conflicting claims about the correct ATF spec for the X80's automatic transmission, reported by different owners at… (166 sources)
  • Catalytic converter removal and P0420 — Why owners remove it, and at what mileage. Many X80 owners remove the catalytic converters (there are two catalysts per car) once the check-engine light illuminates with… (164 sources)
  • Engine oil — spec, viscosity, and brands — Official spec (CA4GD1 gasoline engine). The manual specifies 5W-30 as the primary motor oil for the CA4GD1 engine, with 5W-20 and 5W-40 as acceptable alternatives… (155 sources)
  • Vibration at 65-80 km/h — CV joint wear — Symptom. A violent vibration appeared suddenly, with no prior warning signs, specifically in the 65-80 km/h speed range, and the car pulled to one side under it; the… (148 sources)
  • Crankcase ventilation hose and rough idle — Location and common failure modes. The crankcase ventilation hose is located between the intake manifold and the engine block. Common issues: the hose isn't reinstalled… (106 sources)
  • Drive belt part number — OEM vs. Mazda — The correct original drive belt for the X80 is FAW part number 5DA015909. Some suppliers erroneously ship a Mazda part (6PK2260) when the order is placed against the FAW… (104 sources)
  • High-speed vibration and CV joint wear — Clicking on turns — first check hub nuts: clicking or popping heard during turns, especially at full lock, and typically on one side only, indicates CV joint wear.… (103 sources)
  • EGR valve part number and disable discussion (2019 X80) — The EGR valve part number for the 2019 FAW X80 is 1207010-37K. It can be sourced from kitzap.ru. Multiple owners note the EGR valve contributes to emissions control, but… (83 sources)
  • Engine mounts — part numbers and cross-fits — - Engine mounts — vibration and replacement - Symptoms and inspection - Aftermarket brands and verdicts - Replacement tools and procedure - Prices and sourcing by date (81 sources)
  • LPG (GBO) conversion — reliability and cost — Long-term reliability — 85,000 km on gas. One owner (Eduard) installed an LPG (GBO — газобаллонное оборудование) system and has run 85,000 km on gas fuel with the system… (76 sources)
  • Fuel tank capacity and octane spec — Tank capacity and official spec. The FAW Besturn X80 fuel tank capacity is 58 liters per the official owner's manual. After the pump clicks off on first fill, roughly… (74 sources)
  • Spark plugs — Torch, Miles and Ford cross-refs — Part of the spark-plug series — overview: Spark plugs — options, prices, reliability. See also OEM spark plug specifications and Torch spark plugs — codes, listings, gap… (63 sources)
  • Engine mounts — aftermarket brands and verdicts — - Engine mounts — vibration and replacement - Symptoms and inspection - Part numbers and cross-fits - Replacement tools and procedure - Prices and sourcing by date (62 sources)
  • Manual transmission oil — capacity and spec — For the 2019 facelift manual-transmission X80, reported oil capacity is approximately 2.59-2.95 liters per one reference the owner recalled imprecisely ("по камасутре" —… (62 sources)
  • Generator (alternator) belt removal procedure — To access and adjust the generator (alternator) belt tensioner and remove the belt, the front wheel and wheel-arch liner/fender guard must be removed — belt removal… (60 sources)
  • Noise at 3000 RPM — air-filter-box resonance — Symptom. A bass-like, turbine-sounding resonance appears when pressing the accelerator, roughly around 3000 RPM; releasing the throttle slightly and reapplying it makes… (51 sources)
  • AKPP seal and pan-gasket leaks — Input seal installed backward. At a service shop, the transmission input seal was installed backward, causing about 1 liter of oil loss from the gearbox over 3 days. The… (51 sources)
  • CV joint (шрус) factory play and grease quality — Factory play/slack is reportedly normal (low confidence, 2025-11). X80 CV joints (шрусы) are said to have some factory play/slack by design — this is described as normal… (50 sources)
  • Oil consumption — reduction and decoking — High oil consumption after catalyst removal or at high mileage — reduction strategy. For high oil consumption (масложор), especially after catalytic-converter removal or… (50 sources)
  • Timing chain — service schedule debate — No timing belt — it's a chain. The FAW X80 does not have a timing belt; what some call "ГРМ" here is the timing chain, along with its gears, tensioners, etc. There is a… (50 sources)
  • Valve lifters — shim-under-bucket adjustment — No hydraulic lifters — confirmed by multiple independent threads. The FAW X80 engine (Duratec HE, shared with Ford/Mazda platforms) has mechanical valve lifters, not… (50 sources)
  • Spark plugs — factory spec and gap disputes — Part of the spark-plug series — overview: Spark plugs — options, prices, reliability. See also OEM spark plug specifications and Torch spark plugs — codes, listings, gap… (48 sources)
  • Engine mount failure — symptoms and inspection — - Engine mounts — vibration and replacement - Part numbers and cross-fits - Aftermarket brands and verdicts - Replacement tools and procedure - Prices and sourcing by… (47 sources)
  • MAP sensor part number — cleaning fix — No MAF — the X80 uses a MAP sensor instead. The FAW X80 is not equipped with a MAF (mass air flow) sensor (ДМРВ). Instead it uses a MAP sensor (manifold absolute… (46 sources)
  • AKPP longevity — philosophy and auxiliary cooler — "If it's not broken, don't fix it" philosophy. One experienced owner's overall take: the AKPP is robust but temperamental, and if it's running without problems, it's… (45 sources)
  • Spark plugs — NGK, Denso and budget options — Part of the spark-plug series — overview: Spark plugs — options, prices, reliability. (42 sources)
  • Valve cover gasket leak — oil drip — Symptom. One owner found moisture/condensation around the valve cover in the spark-plug-coil area and, on removing the coils, discovered spark-plug wells 1, 2, and 3… (40 sources)
  • AKPP fluid change — drain plug and filter — Drain plug location. The AKPP (automatic transmission) has a dedicated drain plug on the sump/pan, accessible from underneath with a hex socket — a full fluid change… (38 sources)
  • AKPP jerking — spark plug and fluid fix — Symptom — jerky 3→4 shift on pre-facelift AT cars at high mileage. Pre-facelift automatic-transmission X80s can develop a jerky/shuddering shift specifically between 3rd… (38 sources)
  • Engine identity — Duratec HE lineage — The FAW Besturn X80's engine is identified in the group as a Duratec HE design, of Ford/Mazda origin — parts cross-compatible with Ford and Mazda models are generally… (35 sources)
  • Valve clearance adjustment (Duratec HE) shims — Engine platform. The X80 uses the Duratec HE engine, the same platform as certain Ford/Mazda applications — shims and machining know-how cross over, and shops… (33 sources)
  • Low-speed jerking — multiple causes — Symptom cluster. Distinct from the higher-speed 2.5k-RPM/120-150 km/h cruise jerking documented elsewhere in this KB, owners also report jerking/lurching specifically at… (32 sources)
  • Engine gaskets — cross-brand fitment — Chinese aftermarket gaskets — fitment problems. Chinese aftermarket parts suppliers frequently ship engine gaskets that don't fit properly. The standard part number… (31 sources)
  • Spark plugs — counterfeits and authenticity — Part of the spark-plug series — overview: Spark plugs — options, prices, reliability. (31 sources)
  • Fuel pump seal — behavior and cross-fit — Seal ring is critical for pressure delivery. A missing or improperly installed O-ring seal on the fuel pump module (located on the pump housing threads) prevents the… (29 sources)
  • Clean cylinder-1 piston with coolant loss — Symptom pattern. On inspection, the 1st cylinder's piston was clean (no carbon deposits), while the other cylinders showed normal brown/tan deposits. No oil consumption… (28 sources)
  • Torch spark plugs — codes, listings, gap rules — Companion to spark plugs — options, prices, reliability and OEM spark plug specifications: how to read Torch plug codes, which listings were shared, and the conflicting… (28 sources)
  • Cold start and fuel pressure troubleshooting — Misfire on cold start, resolves after warmup. Engine misfires that occur on cold start but disappear after the engine warms up are likely caused by incorrect valve… (27 sources)
  • Idle stalling/shaking at stops — likely air-intake leak — Symptom. The vehicle shakes or stalls at stops, sometimes specifically at red lights. When the brake is released after stopping, the engine can momentarily stumble. (27 sources)
  • Exhaust flex tube (gofra) replacement — Correct size — resolved conflict. The correct exhaust flex tube ("gofra") size is 55×120mm, NOT 50×100mm, despite some online sources and kitparts.ru listing the smaller… (26 sources)
  • Oil change procedure and filter options — Drain plug vs. pump extraction. Draining oil through the sump/drain plug requires waiting an extra 5-7 minutes after the main flow stops, as residual oil continues to… (26 sources)
  • Spark plugs — lifespan and wear symptoms — Part of the spark-plug series — overview: Spark plugs — options, prices, reliability. (26 sources)
  • Spark plugs — options, prices, reliability — Overview of spark plugs for the FAW Besturn X80 (engine CA4GD1): the factory plug, aftermarket options, prices, service life, counterfeits and fitting. The factory plug… (26 sources)
  • MT right drive shaft — inner CV joint alternatives — The right drive shaft of the manual-transmission (MKPP / МКПП) X80 is a recurring pain point for Victor 🇷🇺 and others in 2026: the original inner joint is no longer… (24 sources)
  • Oxygen sensor — diagnostics and alternatives — Normal spec and fault codes. The bank-1/sensor-1 oxygen sensor's normal operating voltage is 0.2–0.8V, fluctuating during acceleration/load changes . A reading of… (24 sources)
  • Engine mounts — prices and sourcing by date — - Engine mounts — vibration and replacement - Symptoms and inspection - Part numbers and cross-fits - Aftermarket brands and verdicts - Replacement tools and procedure (23 sources)
  • Engine mounts — vibration and replacement — This is the overview of engine-mount vibration and replacement on the X80; the details are split into the sub-topic cards listed below. (23 sources)
  • D vs. S fuel consumption data — This card gathers specific numeric owner-reported fuel-consumption comparisons between D and S modes (complementing the general D-vs-S characteristics already covered in… (22 sources)
  • Burning oil smell from CVT drive-shaft seal weep — Symptom. A burning oil smell occurring during high engine temperatures (95°C+) may originate from the transmission drive-shaft seal (right side, wheel-side) in the… (21 sources)
  • LPG/GBO installation and running economics — Reducer placement and cooling integration. The LPG reducer must be positioned close to the cooling-system pipe connection points to prevent air pockets forming in the… (21 sources)
  • OEM spark plug specifications — OEM part. The factory spark plug for this engine (Mazda LFF7-derived) is Torch QH5RTIP(-13) — an iridium + platinum composite-electrode design, confirmed against the… (21 sources)
  • Manual transmission — 2nd-gear grinding — Symptom. The manual transmission produces a fine-tooth grinding sensation specifically when engaging 2nd gear, accompanied by a slight vibration. 1st gear and… (20 sources)
  • VVT camshaft phaser — part number — Part number and sourcing. The variable valve timing star (VVT-i mechanism, intake cam phaser) part number is 1026015-37K. It can be sourced from Ozon, Yandex Market,… (20 sources)
  • Clutch pedal adjustment (manual transmission) — On the X80's manual transmission, the clutch pedal position and bite point are adjustable. The adjustment mechanism is located under the clutch pedal, at the point where… (18 sources)
  • Cylinder misfire — coil, plug, or valve — This card collects several distinct root causes found behind cylinder misfires on the X80 — coil-to-cylinder swapping as a cold-weather workaround, a burned exhaust… (18 sources)
  • Fuel pump — intermittent pressure drop — Symptom. Some X80 owners report fuel pump failures characterized by random, intermittent pressure drops that are difficult to catch with a standard pressure gauge… (18 sources)
  • Cruise control behavior and limitations — Reported limitations. FAW's cruise control is described by some owners as unreliable in several respects: it does not hold the exact set speed (±2-3 km/h error… (17 sources)
  • Floating idle RPM — throttle position sensor — Symptoms: idle RPM fluctuates between roughly 1600–4000, and the engine revs up uncontrollably even with the brake pedal held down . This happened on a pre-facelift… (17 sources)
  • Throttle body cleaning and fuel system flush — Throttle body cleaning without removal. Use a fuel-injector-type cleaner (Liqui Moly, Lavr, or Wynn's) applied via spray. The engine may stall briefly during cleaning —… (17 sources)
  • Camshaft position sensor — P0340 and oil seal — Error code and effect. Error code P3046 / P0340 indicates camshaft position sensor failure. This disables variable valve timing (VVT) and causes a noticeable loss of… (16 sources)
  • Engine mount replacement — tools and procedure — - Engine mounts — vibration and replacement - Symptoms and inspection - Part numbers and cross-fits - Aftermarket brands and verdicts - Prices and sourcing by date -… (16 sources)
  • Engine mounts — wear detection and replacement — Symptoms of worn engine mounts. Noticeable vibration throughout the vehicle, felt primarily on cold start and during idle. The right-side mount typically fails first. A… (16 sources)
  • Thermostat — part number and replacement cost — Ford cross-compatible thermostat. Mazda/Ford thermostat part number 1505640 is confirmed as a direct drop-in replacement for the FAW Besturn X80. The FAW OEM part number… (16 sources)
  • Throttle valve relearning procedure — After cleaning or replacing the throttle valve, the ECU needs to relearn its position/idle adaptation, or the car may run rough, hunt for idle, or over-consume fuel. Two… (16 sources)
  • Catalytic converter removal — ECU reflash — The FAW X80 has two catalytic converters. (15 sources)
  • Manual clutch wear and cylinder issues — Clutch wear detected at 90,000 km. One owner detected a clutch smell and noticed the pedal engagement point sitting low at 90,000 km mileage — early signs of clutch wear… (14 sources)
  • Coolant overheating — a long diagnostic case — One owner describes struggling with a coolant-overheating problem for an entire year. Over that time they replaced, in sequence: 3 thermostats, 2 water pumps, the… (14 sources)
  • Front oxygen sensor — cost and alternatives — OEM cost. The original front oxygen sensor costs approximately 5,000 RUB (October 2024, RU market). (14 sources)
  • Remote engine start needs aftermarket alarm — No factory remote start. The FAW X80 does not have a factory remote engine start capability via the stock key fob, at least not in the units discussed in the group.… (14 sources)
  • "Zero-resistance" air filters — a myth — No measurable power gain, and a maintenance burden. So-called zero-resistance / performance air filters provide no real horsepower gain on the X80 — dyno testing is… (14 sources)
  • Clutch kit — Mazda 6 GG fitment and parts — Clutch is shared with the first-generation Mazda 6 (GG). Тимур says the FAW X80 clutch is unified with the first-generation Mazda 6 (GG platform), with a 225 mm disc, so… (13 sources)
  • Engine chip tuning (ECU remapping) — Cost range (2024-07 report). Standard ECU chip tuning for the FAW X80 engine costs approximately 9,000 RUB at market rate (RU market, July 2024). With a personal… (13 sources)
  • Intake manifold hose (gofra) replacement — Procedure. The intake manifold hose assembly ("gofra") requires careful removal and measurement before ordering a replacement. Measured diameter is approximately 55mm… (12 sources)
  • Manual transmission — shift points and RPM — Recommended shift speeds. Suggested manual-transmission shift points: 1st→2nd at roughly 20 km/h or 2,000-2,500 RPM; 2nd→3rd at roughly 40 km/h; 3rd→4th at roughly 60… (12 sources)
  • Crankshaft damper failure and cross-sourcing — Failure and mileage. The crankshaft vibration damper (шкив/демпфер коленвала) can fail at relatively low mileage — one reported case failed at just 70,000 km. The… (11 sources)
  • Cruise control activation via diagnostic software — Cruise control can be activated (enabled in the ECU) using DiagZone Pro diagnostic software . The hardest part of the job is physically locating the cruise-control… (11 sources)
  • EGR valve fouling, sensor issues, and disabling — Common failure mode. The FAW X80's EGR (exhaust gas recirculation) system commonly suffers from the DAD sensor and EGR valve getting fouled by crankcase blow-by gases… (11 sources)
  • Engine/transmission sump guard — Sump guard (engine + transmission protection, "защита картера + КПП") for the X80 2.0L: correct X80-specific part number is 111.8009.1 (steel, Rival brand or… (11 sources)
  • Automatic transmission (AKPP) parking procedure — Correct AKPP parking procedure reported by owners: (1) drive to the parking spot and apply the foot brake; (2) shift to Park (some sources say shift to Neutral first,… (10 sources)
  • Engine shuddering at 2.5k RPM and cruise — Symptom. Multiple X80 owners report engine jerking/shuddering that occurs in two related situations: (1) consistently at around 2.5k RPM, and (2) while cruising at a… (10 sources)
  • Engine mount wear increases vibration — Engine mounts support and constrain the engine's movement in the engine bay. As hydraulic engine mounts (гидроопоры) wear or fail internally, the engine is able to shift… (10 sources)
  • Engine swap options — Mazda engines — Trigger case. One owner's engine required full replacement after catastrophic overheating damage caused by pouring cold water onto a hot engine. This is presented as a… (10 sources)
  • Idle RPM spec — cold vs. warm engine — Cold-start idle and warm-up curve (one report). One community discussion gives FAW X80 normal cold-start idle as 1000-1100 RPM, dropping to 700-800 RPM once the engine… (10 sources)
  • Ignition coil options — Korwin, YAOSONG, Bosch — Korwin KWNC0079 from Ozon (Oct 2026). Che Guevara posted an Ozon listing for a FAW X80 ignition coil, reports that it is heavy, well made and works . The photo shows a… (10 sources)
  • Manual transmission — cold start and clutch — One X80 owner with a manual transmission reported rough shifting and hesitation specifically during cold starts, along with stiff gear engagement, stuck gear positions,… (10 sources)
  • Speedometer accuracy and MT gear ratios — Speedometer scale and top speed by engine/transmission. The speedometer face is marked up to 240 km/h. Actual top-speed performance differs by engine and transmission:… (10 sources)
  • Throttle body — part number and gasket/seal sourcing — OEM part number. OEM throttle body assembly (дроссельная заслонка в сборе) part number: 3603010-37K. (10 sources)
  • AKPP selector stuck locked — end-stop spring-clip fix — The AKPP (automatic transmission) gear selector can become mechanically locked even when the brake pedal is pressed/released correctly — a different failure mode from… (9 sources)
  • Crankshaft seal oil leak near engine mount — Symptom and likely source. An oil stain observed in the engine compartment near the engine-mounting area is most likely sourced from the crankshaft seal (сальник… (9 sources)
  • ECU chip tuning — performance and cost — Chip tuning for automatic-transmission cars needs more than an ECU flash. A Moscow-based chip-tuning service reports that for automatic-transmission X80s, achieving a… (9 sources)
  • Engine-bay adsorber hose — inspection — When inspecting the engine bay, one owner found a cut/damaged hose behind the right headlight, which they believe is part of the adsorber (evaporative-emissions charcoal… (9 sources)
  • Alternator failure — diagnosis and sourcing — Failure symptom and initial diagnosis. One owner's battery was boiling/overcharging at 57,000 km, which points to a generator voltage-regulator (реле регулятора)… (9 sources)
  • Heater/AC damper servo — part and price — Symptom and part. The heater/AC recirculation damper servo motor (сервопривод заслонки печки) can fail, causing climate-control malfunction. Part number: GS1D61A60. It… (9 sources)
  • Muffler seal ring — sourcing and pricing — Symptom and dimensions: a disintegrated front muffler seal ring ("кольцо глушителя") causes the exhaust to roar/rattle loudly. The correct ring's parameters are 65 × 83… (9 sources)
  • Oil dipstick — dimensions and Mazda compat — OEM dimensions. The FAW X80 oil dipstick's total metal length (excluding the handle) is 48.5cm; the measuring/graduated section is 4cm long. (9 sources)
  • Valve cover gasket leak — warped cover cause — Part number: valve cover gasket 1003052A37K. (9 sources)
  • Drive belt kits and rollers — listings, prices — Marketplace listings for the drive (serpentine) belt, kits and pulleys that came up in the group. The long-form fitment and sizing discussion is in drive belt — OEM vs.… (8 sources)
  • Torx fasteners on the X80 — Torx is uncommon on the X80. Unlike European cars (Renault, VW), which use Torx (star-pattern) fasteners extensively, the FAW X80 predominantly uses hex, square, and… (8 sources)
  • Transmission breather vent — The transmission has a breather/vent (sapun, "дыхательный клапан" in Russian) whose job is to stop water getting into the transmission when driving through water… (8 sources)
  • AKPP filter and pan gasket — listings, prices — Part numbers and prices for the automatic transmission (AKPP) pan gasket and filter, as listed in the group. For the verified-fit discussion see AKPP seal and pan-gasket… (7 sources)
  • Cylinder honing/boring — when needed — Not a periodic maintenance item — only two legitimate triggers. Cylinder boring/honing is not something to schedule as routine maintenance on the X80. It's only needed… (7 sources)
  • Engine and gearbox variants over the years — Owner statements about which engines and gearboxes the X80 came with. They are second-hand recollections from the group, not manual data; compare with engine identity. (7 sources)
  • Part numbers & prices — engine & powertrain — This card collects single-fact part-number, price, and small-repair reports for the engine-powertrain section that don't warrant their own page. (7 sources)
  • Engine and gearbox wiring diagram component codes — Electrical wiring diagram (EWD) pages shared in the group name the engine-control and gearbox-control components of the three engine variants. Component codes (E9, F6,… (7 sources)
  • Muffler flex hose specification — Facelift muffler flex-hose size. For the FAW X80 facelift, the muffler's flexible hose (gofra) specification is 55×120 mm (diameter × length). Recommendation: physically… (7 sources)
  • Power loss uphill — compression check — Possible causes and the diagnostic path. Loss of power when climbing hills can indicate one of several underlying issues: valve clearance problems (see the… (7 sources)
  • Transmission drain plug leak repair — If the transmission drain plug leaks after an oil change, the likely cause is that the plug's cone thread has been stripped (over-torqued or cross-threaded). (7 sources)
  • Fuel injectors — cleaning and reliability — Proactive cleaning recommendation. One guide recommends cleaning fuel injectors every 15,000 km to prevent carburetion issues; by 60,000 km, injectors may start… (6 sources)
  • Oil pressure sensor leak — symptoms and location — Symptom. After a long drive, one owner noticed the engine had lost a noticeable amount of oil, with visible oil pooling around the A/C drain-tube area on the underside… (6 sources)
  • Spark plugs — installation, torque and tools — Part of the spark-plug series — overview: Spark plugs — options, prices, reliability. (6 sources)
  • Speed-limiter buzzer setting — Not a firmware speed limiter. The buzzing alert that triggers starting around 130 km/h or higher is not an engine/firmware speed limitation — the car is not actually… (6 sources)
  • Valve cover gasket — part number — The valve cover gasket (прокладка клапанной крышки) part number is 1003052A37K. Community members confirmed it fits the FAW X80. Some discussion suggests Mazda gaskets… (6 sources)
  • Crankshaft seal inspection and replacement — Symptom and typical mileage. The crankshaft seal ("сальник коленвала") can develop an oil leak around 130,000+ km, typically noticed as oil weeping/seepage at the joint… (5 sources)
  • CV joints and boots — INKO, Motus, tripod case — Aftermarket CV joint (ШРУС) and boot items for the front drive shafts, plus a manual-gearbox right-shaft inner-joint case. Wear symptoms are in high-speed vibration and… (5 sources)
  • Engine overhaul parts and suppliers — FMotors (Moscow) — Supplier and specialty. FMotors is a Moscow-based supplier specializing in Ford/Mazda engine overhaul kits and individual components — relevant to the X80 given its… (5 sources)
  • Exhaust heat shield repair options — The undercarriage heat shield (thermal screen) protects the cabin from exhaust heat. Options: (1) replace it with a compatible shield sourced from any compatible donor… (5 sources)
  • Manual clutch lifespan and driving style — Lifespan is driving-style dependent, not a fixed interval. Community consensus: manual-transmission clutch ("сцепление") lifespan depends heavily on driving style rather… (4 sources)
  • Coolant temperature sensor location — Pre-facelift (2018, "дорест") location. On pre-facelift X80 engines, the coolant temperature sensor (ДТОЖ) is located at the rear of the engine, near the 4th cylinder,… (4 sources)
  • Component locations — engine & powertrain — This card collects single-fact component-location reports for the engine-powertrain section that don't warrant their own page. (4 sources)
  • Fuel tank drain procedure (siphon method) — Method. There's no dedicated drain valve/plug documented for the X80 fuel tank — the community's approach is the same as on any car: siphon through the filler-neck… (4 sources)
  • Transmission parts — VAG/Lada compat — The FAW X80's transmission gasket can be substituted with a VAG (Volkswagen) specification gasket, designed for the VAG/Aisin 4G transmission family . One owner reports… (4 sources)
  • Intake manifold removal difficulty — Difficulty. Removing the intake manifold on the X80 is reported as notoriously difficult, caused by 2-3 bolts that are extremely tight and sit in hard-to-reach… (3 sources)
  • Putting the automatic transmission in neutral — General procedure — releasing to neutral for service. To place an X80 (automatic transmission) in neutral for service work: shift to Neutral (N), press the handbrake… (3 sources)
  • Audi 09G and DQ200 gearbox reference notes — Reference material shared in the group about two other-brand automatic gearboxes: the Audi 09G (a 6-speed made by AISIN AW) and the VW-group DQ200 dual-clutch box. It is… (2 sources)
  • Engine cylinder firing order and numbering — The engine's cylinder firing order is 1-3-4-2. Cylinders are numbered starting from the front (left) mount side of the engine — e.g. the third cylinder from the… (2 sources)
  • ECU tune detection via the second oxygen sensor — To check whether a vehicle has an aftermarket ECU tune, inspect the second oxygen sensor (O2 sensor 2 / ДК2) connector in the engine bay — it sits on the lower left,… (2 sources)
  • Engine "loses sync" and stalls — diagnosis — Symptom. After roughly 15 minutes of warm-up, the engine begins to stutter and can stall, described in the community as the engine "losing synchronization". (2 sources)
  • Fuel pump replacement — VAZ/Lada compatibility — One owner reported successfully replacing the OEM fuel pump with a VAZ (Lada) fuel pump as a cross-compatible alternative. (2 sources)
  • Fuel tank sender wire contact failure — Known issue. The wire harness connecting to the fuel level sender, located under the driver's seat, is reported as a recurring point of failure — the connector at this… (2 sources)
  • Manual mode downshift behavior and protection — The X80 automatic transmission's manual mode (selectable via paddle shifter or the lever's "+/−" gate) can be used to downshift while driving, on the move. (2 sources)
  • Manual transmission right-side seal replacement — Why it's hard. Right-side manual transmission (МКПП) seal replacement is described by an experienced owner as among the most difficult maintenance tasks on the X80. The… (2 sources)
  • OBD2 scanner recommendation — mucar BT200 — a working Bluetooth OBD2 scanner for the X80. The mucar BT200 OBD2 scanner works with the diagzone pro app/software on the FAW X80. Reported capabilities:… (2 sources)
  • Throttle body adaptation after battery disconnect — When it's needed. After disconnecting and reconnecting the car battery (e.g. for other electrical work), the throttle body/ECU may need to re-adapt/re-learn its baseline… (2 sources)
  • Engine flooding from a pressure wash — Cause. Dealership pressure-washing of the engine bay before delivery can trap water inside the spark-plug wells. One owner traced a rough-idle/misfire issue that… (1 sources)
  • Fuel pump vs. ignition diagnosis (quick-start) — Quick diagnostic method. To determine whether a no-start/hard-start condition is caused by fuel pump failure or an ignition problem: spray quick-start aerosol ("быстрый… (1 sources)
  • Fuel pump: gasket orientation affects fuel pressure — When a failed fuel pump is replaced, the small round rubber gasket/seal at the pump-to-tank interface must be seated in the correct orientation — installing it the wrong… (1 sources)
  • Serpentine belt pulleys — Mazda 6 compat — A community member asked whether the serpentine (accessory) belt tensioner and idler pulleys from a Mazda 6 GG are compatible with the FAW Besturn X80. No definitive… (1 sources)
  • Start/Stop button modes and startup sequence — Three modes. The X80's start/stop button cycles through three operating modes: OFF, ACC (Accessory), and ON. If the button defaults to the wrong mode, the engine may… (1 sources)