BMW DTC P1357 – Misfire Cylinder 8 with Fuel Cut-Off
DTC P1357 meaning on BMW
DTC P1357 for BMW indicates a misfire in cylinder 8 with fuel cut-off. This means that the engine control module (ECM) has detected a misfire in the eighth cylinder of the engine, leading to the fuel supply being cut off to that cylinder to prevent damage to the catalytic converter.
BMW DTC P1357 symptoms
Symptoms of DTC P1357 on a BMW may include rough idling, loss of power, engine hesitation, and in some cases, the Check Engine Light may illuminate on the dashboard.
BMW DTC P1357 causes
The common causes of DTC P1357 on a BMW include faulty ignition coils, spark plugs, fuel injectors, vacuum leaks, or issues with the engine’s compression.
BMW DTC P1357 seriousness
Ignoring DTC P1357 on a BMW can lead to further damage to the engine and the catalytic converter. It is important to address this issue promptly to prevent more severe problems.
How to diagnose DTC P1357 on BMW
To diagnose DTC P1357 on a BMW, a mechanic would typically perform a thorough inspection of the ignition system, fuel injectors, and engine compression. They may also use a diagnostic scanner to retrieve specific fault codes and data related to the misfire in cylinder 8.
How to fix DTC P1357 on BMW
Fixing DTC P1357 on a BMW involves identifying and addressing the root cause of the misfire in cylinder 8. This may include replacing faulty ignition coils, spark plugs, fuel injectors, or repairing any vacuum leaks. Ensuring proper engine compression is also crucial in resolving this issue.
How to erase DTC P1357 on BMW
Once the underlying issue causing DTC P1357 on a BMW has been fixed, the fault codes can be cleared using a diagnostic scanner. This will reset the Check Engine Light and erase the DTC P1357 code from the ECM’s memory.
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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