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P0335 – BMW DTC

BMW DTC P0335 – Crankshaft Position Sensor ‘A’ Circuit

DTC P0335 meaning on BMW

The Diagnostic Trouble Code (DTC) P0335 for BMW indicates a malfunction in the crankshaft position sensor ‘A’ circuit. This sensor is responsible for monitoring the position and rotational speed of the crankshaft, providing crucial data for engine management.

BMW DTC P0335 symptoms

Symptoms of DTC P0335 on a BMW may include:

  • Engine stalling or rough idling
  • Difficulty starting the engine
  • Lack of power or poor acceleration
  • Check Engine Light (CEL) illuminated on the dashboard

BMW DTC P0335 causes

Common causes of DTC P0335 on a BMW include:

  • Failed crankshaft position sensor
  • Wiring issues such as shorts or open circuits
  • Connector problems or corrosion
  • ECU (Engine Control Unit) software or hardware problems

BMW DTC P0335 seriousness

The seriousness of DTC P0335 on a BMW should not be underestimated, as it can lead to potential engine performance issues and even engine failure if left unresolved. It is crucial to address this code promptly to prevent further damage.

How to diagnose DTC P0335 on BMW

To diagnose DTC P0335 on a BMW, you can follow these steps:

  1. Use a diagnostic scanner to retrieve the fault code and related data.
  2. Inspect the crankshaft position sensor and its wiring for any visible damage or corrosion.
  3. Perform a continuity test on the sensor and check for proper voltage signals.
  4. Check the ECU for any stored codes or issues related to the crankshaft position sensor.

How to fix DTC P0335 on BMW

To fix DTC P0335 on a BMW, you can consider the following actions:

  1. Replace the faulty crankshaft position sensor with a new OEM part.
  2. Repair any damaged wiring or connectors associated with the sensor.
  3. Clear the fault code and perform a test drive to ensure the issue is resolved.
  4. If the problem persists, further diagnostics may be required to identify underlying issues.

How to erase DTC P0335 on BMW

To erase DTC P0335 on a BMW, you can use a diagnostic scanner to clear the fault code from the ECU’s memory. After performing the necessary repairs and confirming the issue is resolved, you can reset the code to turn off the Check Engine Light and ensure proper operation of the vehicle.

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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