BMW DTC P0124 – Throttle/Pedal Position Sensor/Switch ‘A’ Circuit Intermittent
DTC P0124 meaning on BMW
The DTC P0124 code on a BMW indicates an intermittent issue with the Throttle/Pedal Position Sensor/Switch ‘A’ circuit. This means that the signal being sent by the sensor or switch to the engine control module (ECM) is not consistent or stable.
BMW DTC P0124 symptoms
Some common symptoms associated with the DTC P0124 on a BMW may include:
- Intermittent loss of power
- Engine stalling
- Difficulty accelerating
- Check Engine Light (CEL) illuminated
BMW DTC P0124 causes
There are several potential causes for the DTC P0124 on a BMW, including:
- Faulty Throttle/Pedal Position Sensor/Switch ‘A’
- Wiring or connector issues in the sensor circuit
- Intermittent electrical connection problems
BMW DTC P0124 seriousness
The DTC P0124 code should be addressed promptly as it can lead to drivability issues and potential safety concerns. Ignoring this code may result in further damage to the vehicle and could compromise its performance.
How to diagnose DTC P0124 on BMW
Diagnosing the DTC P0124 on a BMW involves the following steps:
- Use a diagnostic scanner to retrieve the fault code and freeze frame data
- Inspect the Throttle/Pedal Position Sensor/Switch ‘A’ and its wiring for any visible damage
- Perform a thorough inspection of the sensor circuit for loose connections or corrosion
How to fix DTC P0124 on BMW
To fix the DTC P0124 on a BMW, you can try the following solutions:
- Replace the Throttle/Pedal Position Sensor/Switch ‘A’ if it is found to be faulty
- Repair any damaged wiring or connectors in the sensor circuit
- Clear the fault code and test drive the vehicle to ensure the issue has been resolved
How to erase DTC P0124 on BMW
To erase the DTC P0124 code on a BMW, you can use a diagnostic scanner to clear the code from the ECM’s memory. Once the code has been cleared, you can verify that the issue has been resolved by driving the vehicle and checking for any reoccurrence of the code.
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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