U0555 – BMW DTC

BMW DTC U0555 – Invalid Data Received From Remote Start Module

DTC U0555 meaning on BMW

DTC U0555 on a BMW indicates that the Engine Control Module (ECM) has detected invalid data from the Remote Start Module. This means that there is a communication error between the ECM and the remote start module, which can affect the proper functioning of the remote start system.

BMW DTC U0555 symptoms

Symptoms of DTC U0555 on a BMW may include:

  • Remote start system not working
  • Engine starting issues
  • Warning lights on the dashboard

BMW DTC U0555 causes

The common causes of DTC U0555 on a BMW are:

  • Faulty remote start module
  • Wiring issues between the ECM and remote start module
  • Software glitches

BMW DTC U0555 seriousness

While DTC U0555 may not directly affect the drivability of the vehicle, it can cause inconvenience by rendering the remote start system inoperative. It is recommended to address this issue to ensure the proper functioning of the remote start feature.

How to diagnose DTC U0555 on BMW

To diagnose DTC U0555 on a BMW, you can follow these steps:

  1. Use a diagnostic scanner to retrieve the fault codes
  2. Check the wiring connections between the ECM and remote start module
  3. Inspect the remote start module for any visible damage
  4. Perform a software update on the remote start module

How to fix DTC U0555 on BMW

To fix DTC U0555 on a BMW, you can try the following solutions:

  1. Replace the faulty remote start module
  2. Repair any damaged wiring connections
  3. Update the software on the remote start module

How to erase DTC U0555 on BMW

To erase DTC U0555 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the ECM. Once the codes are cleared, you can test the remote start system to ensure that the issue has been resolved.

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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