BMW DTC P0C72 – Hybrid/EV Battery Temperature Sensor ‘E’/’F’ Correlation
DTC P0C72 meaning on BMW
DTC P0C72 on a BMW indicates a correlation issue between the temperature sensors ‘E’ and ‘F’ in the hybrid/EV battery system. This fault code is specific to the battery temperature sensors and their readings not aligning properly.
BMW DTC P0C72 symptoms
Symptoms of DTC P0C72 in a BMW may include poor hybrid/EV system performance, reduced fuel efficiency, warning lights on the dashboard related to the hybrid system, and potential issues with battery charging or discharging.
BMW DTC P0C72 causes
The main causes of DTC P0C72 in a BMW are typically related to faulty temperature sensors ‘E’ or ‘F’, wiring issues, sensor calibration problems, or a malfunction in the hybrid/EV battery system.
BMW DTC P0C72 seriousness
DTC P0C72 should be addressed promptly as it can affect the overall performance and efficiency of the hybrid/EV system in the BMW. Ignoring this fault code may lead to further damage to the battery system and potentially result in more costly repairs.
How to diagnose DTC P0C72 on BMW
To diagnose DTC P0C72 on a BMW, a diagnostic scan tool capable of reading hybrid/EV system codes is required. The technician will need to inspect the temperature sensors ‘E’ and ‘F’, check for any wiring issues, and perform a calibration check to determine the root cause of the correlation problem.
- Use a diagnostic scan tool to retrieve the fault code
- Inspect temperature sensors ‘E’ and ‘F’ for any physical damage
- Check the wiring harness for any signs of wear or corrosion
- Perform a calibration check on the sensors
How to fix DTC P0C72 on BMW
Fixing DTC P0C72 on a BMW involves addressing the root cause of the correlation issue between temperature sensors ‘E’ and ‘F’. This may include replacing faulty sensors, repairing wiring connections, or recalibrating the sensors to ensure they are providing accurate readings.
- Replace faulty temperature sensors ‘E’ and ‘F’
- Repair any damaged wiring connections
- Recalibrate the sensors to ensure proper alignment
- Clear the fault code and test the system
How to erase DTC P0C72 on BMW
To erase DTC P0C72 on a BMW, the fault code can be cleared using a diagnostic scan tool. Once the underlying issue has been addressed, the technician can clear the code to reset the system and ensure that the fault does not reoccur.
- Connect a diagnostic scan tool to the vehicle
- Navigate to the DTC menu and select to clear the fault code
- Verify that the fault code has been successfully erased
- Test drive the vehicle to confirm that 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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