BMW DTC P1A24 – Hybrid/EV Battery Pack Voltage and Current Sensor Circuit High
DTC P1A24 meaning on BMW
The DTC P1A24 fault code on BMW vehicles indicates a high voltage or current sensor circuit issue related to the hybrid or electric vehicle (EV) battery pack. This fault code specifically points to a problem with the sensor that monitors the voltage and current levels within the battery pack.
BMW DTC P1A24 symptoms
Symptoms of the DTC P1A24 on a BMW may include:
- Check Engine Light (CEL) illuminated on the dashboard
- Reduced hybrid or electric drive performance
- Decreased fuel efficiency
- Vehicle may go into a reduced power mode
BMW DTC P1A24 causes
Common causes of the DTC P1A24 on BMW vehicles include:
- Faulty voltage or current sensor
- Wiring or connection issues in the sensor circuit
- Corrosion or damage to sensor components
- Issues with the hybrid/EV battery pack
BMW DTC P1A24 seriousness
The DTC P1A24 fault code should be addressed promptly as it can affect the performance and efficiency of the hybrid or electric system in the BMW vehicle. Ignoring this fault code may lead to further damage to the battery pack or other related components.
How to diagnose DTC P1A24 on BMW
To diagnose the DTC P1A24 on a BMW, a mechanic would typically perform the following steps:
- Use a diagnostic scanner to retrieve the fault code and related data
- Inspect the voltage and current sensor for any visible damage or corrosion
- Check the wiring and connections in the sensor circuit for any issues
- Perform a battery pack test to ensure proper voltage and current levels
How to fix DTC P1A24 on BMW
Fixing the DTC P1A24 on a BMW may involve the following steps:
- Replace the faulty voltage or current sensor
- Repair any damaged wiring or connections in the sensor circuit
- Clean or replace sensor components affected by corrosion
- Reset the fault code and perform a test drive to ensure the issue is resolved
How to erase DTC P1A24 on BMW
To erase the DTC P1A24 fault code on a BMW, a mechanic can use a diagnostic scanner to clear the code from the vehicle’s system. After fixing the underlying issue causing the fault code, the mechanic can reset the code and ensure that it does not reappear during subsequent driving cycles.
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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