U0602 – BMW DTC

BMW DTC U0602 – Lost Communication With Particulate Filter Pressure Sensor ‘B’

DTC U0602 meaning on BMW

DTC U0602 on a BMW indicates a communication error with the Particulate Filter Pressure Sensor ‘B’. This error code is triggered when the Engine Control Module (ECM) is unable to receive data from the sensor, leading to a loss of communication.

BMW DTC U0602 symptoms

Symptoms of DTC U0602 on a BMW may include:

• Check Engine Light (MIL) illuminated
• Reduced engine performance
• Increased fuel consumption
• Potential regeneration issues with the particulate filter

BMW DTC U0602 causes

Common causes of DTC U0602 on a BMW include:

• Faulty Particulate Filter Pressure Sensor ‘B’
• Wiring or connection issues between the sensor and ECM
• ECM software or hardware problems

BMW DTC U0602 seriousness

DTC U0602 should not be ignored as it can lead to potential issues with the particulate filter system and engine performance. It is recommended to address this error code promptly to prevent further complications.

How to diagnose DTC U0602 on BMW

To diagnose DTC U0602 on a BMW, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault codes
2. Inspect the wiring and connections to the Particulate Filter Pressure Sensor ‘B’
3. Check the sensor for proper operation or replace if necessary
4. Perform a communication test between the sensor and ECM

How to fix DTC U0602 on BMW

To fix DTC U0602 on a BMW, you can try the following:

1. Replace the faulty Particulate Filter Pressure Sensor ‘B’
2. Repair any damaged wiring or connections
3. Update the ECM software if needed
4. Clear the fault codes and perform a test drive to ensure the issue is resolved

How to erase DTC U0602 on BMW

To erase DTC U0602 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the ECM memory. After fixing the underlying issue, clearing the codes will reset the system and turn off the Check Engine Light.

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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