BMW DTC P1654 – CAN-Timeout Message Counter
DTC P1654 meaning on BMW
The Diagnostic Trouble Code (DTC) P1654 for BMW refers to a CAN-Timeout Message Counter. This code indicates that there has been a communication timeout on the Controller Area Network (CAN) bus within the vehicle’s electronic control modules.
BMW DTC P1654 symptoms
Symptoms of the BMW DTC P1654 may include:
- Check Engine Light (MIL) illuminated on the dashboard
- Loss of communication with certain vehicle systems
- Erratic behavior of electronic components
BMW DTC P1654 causes
Common causes of the BMW DTC P1654 include:
- Interference on the CAN bus communication lines
- Faulty electronic control modules
- Loose or corroded wiring connections
BMW DTC P1654 seriousness
The seriousness of the BMW DTC P1654 code lies in the potential loss of communication between critical vehicle systems. While the vehicle may still operate, the inability to communicate effectively between modules can lead to performance issues and safety concerns.
How to diagnose DTC P1654 on BMW
To diagnose the DTC P1654 on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s computer
- Inspect the wiring harness and connectors for any signs of damage or corrosion
- Check for any loose connections or poor grounds
- Perform a CAN bus communication test to identify the source of the timeout
How to fix DTC P1654 on BMW
To fix the DTC P1654 on a BMW, you can try the following:
- Repair any damaged wiring or connectors in the CAN bus system
- Ensure all connections are secure and free of corrosion
- Replace any faulty electronic control modules that may be causing the communication issue
- Clear the fault codes using a diagnostic scanner after the repairs have been made
How to erase DTC P1654 on BMW
To erase the DTC P1654 code on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer. Once the underlying issue has been addressed and fixed, you can reset the codes to turn off the Check Engine Light and ensure proper communication between the vehicle’s electronic modules.
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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