BMW DTC P1ADE – Drive Motor ‘B’ Control Module 14V Power Supply Circuit Low
DTC P1ADE meaning on BMW
DTC P1ADE indicates a fault in the Drive Motor ‘B’ Control Module 14V Power Supply Circuit on a BMW vehicle. This fault is related to the power supply voltage being lower than the specified threshold.
BMW DTC P1ADE symptoms
Symptoms of DTC P1ADE on a BMW may include:
- Check Engine Light illuminated
- Reduced power or performance
- Vehicle may go into a reduced power mode
BMW DTC P1ADE causes
Common causes of DTC P1ADE on a BMW include:
- Faulty Drive Motor ‘B’ Control Module
- Issues with the 14V power supply circuit
- Wiring or connection problems
BMW DTC P1ADE seriousness
DTC P1ADE should be addressed promptly as it can lead to performance issues and potentially cause further damage to the vehicle if left unresolved.
How to diagnose DTC P1ADE on BMW
To diagnose DTC P1ADE on a BMW, a mechanic would typically:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the Drive Motor ‘B’ Control Module and related components
- Check the 14V power supply circuit for proper voltage
- Inspect wiring and connections for any damage or corrosion
How to fix DTC P1ADE on BMW
To fix DTC P1ADE on a BMW, the following steps may be taken:
- Replace the faulty Drive Motor ‘B’ Control Module if necessary
- Repair any issues with the 14V power supply circuit
- Address any wiring or connection problems
- Clear the fault code and test drive the vehicle to ensure the issue is resolved
How to erase DTC P1ADE on BMW
To erase DTC P1ADE on a BMW, a diagnostic scanner can be used to clear the fault code from the vehicle’s system. Once the repair has been completed, the code can be cleared, and the vehicle can be retested to ensure 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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