P0C26 – BMW DTC

BMW DTC P0C26 – Electric/Auxiliary Transmission Fluid Pump ‘A’ Motor Current

DTC P0C26 meaning on BMW

DTC P0C26 on a BMW refers to an issue with the Electric/Auxiliary Transmission Fluid Pump ‘A’ Motor Current. This diagnostic trouble code indicates that there is a problem with the current being drawn by the electric motor of the auxiliary transmission fluid pump.

BMW DTC P0C26 symptoms

Symptoms of DTC P0C26 on a BMW may include:

  • Check Engine Light illuminated
  • Transmission shifting issues
  • Reduced fuel efficiency
  • Vehicle may go into limp mode

BMW DTC P0C26 causes

Common causes of DTC P0C26 on a BMW include:

  • Failed electric motor in the transmission fluid pump
  • Wiring or connection issues
  • Faulty control module

BMW DTC P0C26 seriousness

The seriousness of DTC P0C26 on a BMW can vary. While the vehicle may still be operable with this issue, continued driving with transmission fluid pump problems can lead to further damage to the transmission system. It is recommended to address this issue promptly to prevent potential costly repairs.

How to diagnose DTC P0C26 on BMW

To diagnose DTC P0C26 on a BMW, a mechanic would typically perform the following steps:

  1. Use a diagnostic scanner to retrieve the fault codes
  2. Inspect the electric motor of the transmission fluid pump for any signs of damage
  3. Check the wiring and connections for any issues
  4. Test the control module for proper operation

How to fix DTC P0C26 on BMW

To fix DTC P0C26 on a BMW, the following steps may be taken:

  1. Replace the electric motor of the transmission fluid pump if it is found to be faulty
  2. Repair any damaged wiring or connections
  3. Replace the control module if necessary
  4. Clear the fault codes and test drive the vehicle to ensure the issue has been resolved

How to erase DTC P0C26 on BMW

To erase DTC P0C26 on a BMW, a diagnostic scanner can be used to clear the fault codes stored in the vehicle’s system. Once the repairs have been made and the issue resolved, the fault codes can be cleared to reset the Check Engine Light and ensure that the system is functioning properly.

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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