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Engine & cooling

2021 Volkswagen Passat Engine problems

Owners have filed 2 complaints about the 2021 Volkswagen Passat's engine & cooling with NHTSA - 100% of all its complaints, most recently on October 28, 2026. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.

Complaints
2
Recalls
0
Crashes
0
Fires
0
Injuries
0
Deaths
0

Engine complaints

Electrical systemEngine & cooling

Since purchase in [redacted], the vehicle has intermittently illuminated the EPC warning light at startup, at which point the engine will not accelerate (reduced power/limp mode). Cycling the ignition usually clears it. Beginning in [redacted], a second symptom appeared: while stopped at idle (traffic lights, stop signs), the battery warning light illuminates and the engine stalls, requiring a restart in traffic. This has occurred approximately 8 times in [redacted], most recently on Saturday, [redacted] when it...

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happened twice. Wet or rainy conditions appear to make it worse. Stalling in traffic results in loss of power steering and brake assist and is a safety hazard. The vehicle has been to Volkswagen dealers six times for this complaint with no lasting repair: a wiring harness repair at Freehold VW ([redacted]); a boost pressure sensor diagnosis ([redacted]); an overlay harness, ECM-related repairs, and ECM software update under emissions recall 23EO ([redacted]); boost pressure sensor replacement ([redacted]); airflow meter replacement and harness repair ([redacted]); and re-pinning of loose connections at the ECM connector for the G31 boost pressure sensor ([redacted]), all at World VW in [[redacted]]. Fault code P0236 (turbocharger boost sensor circuit) has been recorded on every visit; P2261 was also recorded. The check engine light, EPC light, and stalling have all returned since the [redacted] repair. Current mileage is approximately 27,800. Repair orders are available on request. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Incident Electrical system · EngineNHTSA 11774233
Engine & cooling

The contact owns a 2021 Volkswagen Passat. The contact stated that while driving, the check engine warning light remained illuminated. The vehicle was taken to a local dealer, where it was diagnosed with torque converter failure. The contact stated that the breather box was previously replaced by a local independent service center. The manufacturer was made aware of the failure. The failure mileage was approximately 80,000.

Filed Incident EngineNHTSA 11773926

Volkswagen Passat engine complaints by year

Passat engine problems, every year

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data

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