BMW DTC P1337 – Knock/Combustion Vibration Sensor 6 Circuit High
DTC P1337 meaning on BMW
DTC P1337 on a BMW indicates a fault with the Knock/Combustion Vibration Sensor 6 Circuit High. This fault code is triggered when the engine control module detects a high voltage signal from the sensor, suggesting an issue with the sensor circuit.
BMW DTC P1337 symptoms
Symptoms of DTC P1337 on a BMW may include engine knocking or pinging noises, reduced engine performance, rough idling, and potentially even engine misfires. The Check Engine Light may also illuminate on the dashboard.
BMW DTC P1337 causes
The causes of DTC P1337 on a BMW can vary, but common reasons include a faulty Knock/Combustion Vibration Sensor, wiring issues in the sensor circuit, or a problem with the engine control module itself.
BMW DTC P1337 seriousness
Ignoring DTC P1337 on a BMW can lead to potential engine damage, reduced fuel efficiency, and drivability issues. It is important to address this fault code promptly to prevent further complications.
How to diagnose DTC P1337 on BMW
To diagnose DTC P1337 on a BMW, a mechanic would typically start by using a diagnostic scanner to retrieve the fault code and then proceed to inspect the Knock/Combustion Vibration Sensor 6 and its wiring for any visible damage or corrosion. Testing the sensor’s resistance and checking the sensor signal with a multimeter can help pinpoint the issue.
How to fix DTC P1337 on BMW
Fixing DTC P1337 on a BMW may involve replacing the Knock/Combustion Vibration Sensor 6 if it is found to be faulty. Additionally, repairing any damaged wiring or connectors in the sensor circuit is crucial. Once the repairs are made, clearing the fault code and performing a test drive to ensure the issue is resolved is recommended.
How to erase DTC P1337 on BMW
To erase DTC P1337 on a BMW, a diagnostic scanner can be used to clear the fault code from the engine control module’s memory. After the code is cleared, it is advisable to perform a final check to ensure the fault code does not reappear, indicating a successful resolution of the issue.
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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