BMW DTC P1E50 – Drive Motor ‘B’ Internal DC Link Current Sensor Circuit Shorted
DTC P1E50 meaning on BMW
DTC P1E50 on a BMW indicates an issue with the Drive Motor ‘B’ Internal DC Link Current Sensor Circuit being shorted. This fault code is specific to the electric drive system of the vehicle.
BMW DTC P1E50 symptoms
Symptoms of DTC P1E50 on a BMW may include warning lights on the dashboard related to the electric drive system, reduced power output, and potential drivability issues. The vehicle may also go into a reduced power mode to prevent further damage.
BMW DTC P1E50 causes
The most common causes of DTC P1E50 on a BMW are a short circuit in the Drive Motor ‘B’ Internal DC Link Current Sensor Circuit, damaged wiring or connectors related to the sensor, or a malfunction within the sensor itself.
BMW DTC P1E50 seriousness
DTC P1E50 should be addressed promptly as it can affect the performance and drivability of the vehicle. Ignoring this fault code may lead to further damage to the electric drive system components.
How to diagnose DTC P1E50 on BMW
To diagnose DTC P1E50 on a BMW, a diagnostic scan tool capable of reading BMW-specific fault codes is required. The technician will need to inspect the Drive Motor ‘B’ Internal DC Link Current Sensor Circuit, check for any visible damage to wiring or connectors, and perform electrical tests to pinpoint the exact cause of the short circuit.
How to fix DTC P1E50 on BMW
Fixing DTC P1E50 on a BMW involves repairing the short circuit in the Drive Motor ‘B’ Internal DC Link Current Sensor Circuit. This may require replacing damaged wiring or connectors, repairing the sensor itself, or replacing the sensor if it is faulty. It is recommended to follow the manufacturer’s repair procedures and use genuine BMW parts for the best results.
How to erase DTC P1E50 on BMW
Once the underlying issue causing DTC P1E50 on a BMW has been fixed, the fault code can be cleared using a diagnostic scan tool. The technician can access the vehicle’s onboard computer system, navigate to the fault code section, and select the option to clear the code. After clearing the code, it is advisable to test drive the vehicle to ensure the fault does not reoccur.
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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