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P1AE0 – BMW DTC

BMW DTC P1AE0 – Drive Motor ‘A’ Control Module 14V Power Supply Circuit Low

DTC P1AE0 meaning on BMW

DTC P1AE0 for BMW refers to the Drive Motor ‘A’ Control Module 14V Power Supply Circuit Low. This diagnostic trouble code indicates that there is a low voltage condition in the power supply circuit for the drive motor control module ‘A’.

BMW DTC P1AE0 symptoms

Symptoms of BMW DTC P1AE0 may include:

  • Check Engine Light illuminated
  • Reduced power or performance
  • Vehicle may go into a limp mode

BMW DTC P1AE0 causes

Common causes of BMW DTC P1AE0 include:

  • Faulty drive motor control module ‘A’
  • Wiring or connection issues in the power supply circuit
  • Low voltage from the battery or alternator

BMW DTC P1AE0 seriousness

The seriousness of BMW DTC P1AE0 lies in the potential for reduced performance and drivability issues. Ignoring this code can lead to further damage to the vehicle’s electrical system.

How to diagnose DTC P1AE0 on BMW

To diagnose BMW DTC P1AE0, you can follow these steps:

  1. Use a diagnostic scanner to retrieve the fault codes
  2. Inspect the wiring and connections in the power supply circuit
  3. Check the voltage output from the battery and alternator
  4. Test the drive motor control module ‘A’ for proper function

How to fix DTC P1AE0 on BMW

To fix BMW DTC P1AE0, you may need to:

  1. Repair or replace any damaged wiring or connections in the power supply circuit
  2. Replace the drive motor control module ‘A’ if faulty
  3. Ensure the battery and alternator are providing sufficient voltage

How to erase DTC P1AE0 on BMW

To erase BMW DTC P1AE0, you can:

  1. Use a diagnostic scanner to clear the fault codes
  2. After fixing the underlying issue, clear the code again to ensure it does not return

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

← All BMW Diagnostic Trouble Codes

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