BMW DTC P068A – ECM/PCM Power Relay De-Energized Performance – Too Early
DTC P068A meaning on BMW
DTC P068A on a BMW refers to the ECM/PCM Power Relay De-Energized Performance – Too Early. This diagnostic trouble code indicates that the power relay control circuit is not functioning as expected, resulting in the power relay being de-energized prematurely.
BMW DTC P068A symptoms
Symptoms of DTC P068A on a BMW may include:
- Engine stalling or not starting
- Loss of power
- Check Engine Light (CEL) illuminated on the dashboard
- Reduced fuel efficiency
BMW DTC P068A causes
Common causes of DTC P068A on a BMW include:
- Defective power relay
- Faulty ECM/PCM
- Wiring or connection issues in the power relay control circuit
BMW DTC P068A seriousness
DTC P068A can lead to significant issues with the operation of the vehicle, including potential engine stalling and starting problems. It is important to address this code promptly to prevent further damage and ensure the vehicle’s reliability.
How to diagnose DTC P068A on BMW
To diagnose DTC P068A on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the trouble codes
- Inspect the power relay and related components for any visible damage
- Check the wiring and connections in the power relay control circuit
- Perform tests to verify the functionality of the power relay and ECM/PCM
How to fix DTC P068A on BMW
To fix DTC P068A on a BMW, the following steps may be taken:
- Replace the faulty power relay if necessary
- Repair any damaged wiring or connections in the power relay control circuit
- If the ECM/PCM is found to be faulty, it may need to be replaced or reprogrammed
How to erase DTC P068A on BMW
To erase DTC P068A on a BMW, the code can be cleared using a diagnostic scanner. After addressing the underlying issue that caused the code, the scanner can be used to reset the code and clear the Check Engine Light from the dashboard.
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
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.