BMW DTC P2136 – Throttle/Pedal Position Sensor/Switch ‘A’ / ‘C’ Voltage Correlation
DTC P2136 meaning on BMW
The Diagnostic Trouble Code (DTC) P2136 for BMW indicates a voltage correlation issue between the throttle position sensor and the pedal position sensor. This means that the signals from these sensors are not matching up as expected by the Engine Control Module (ECM).
BMW DTC P2136 symptoms
Symptoms of DTC P2136 on a BMW may include:
- Reduced engine power
- Engine stalling
- Difficulty accelerating
- Check Engine Light illuminated
BMW DTC P2136 causes
Common causes of DTC P2136 on a BMW include:
- Faulty throttle position sensor
- Faulty pedal position sensor
- Wiring or connector issues in the sensor circuit
- ECM software or hardware problems
BMW DTC P2136 seriousness
DTC P2136 should be taken seriously as it can lead to drivability issues and potential safety concerns. It is recommended to address this code promptly to avoid further damage to the vehicle.
How to diagnose DTC P2136 on BMW
To diagnose DTC P2136 on a BMW, you can perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes and freeze frame data.
- Inspect the throttle position sensor and pedal position sensor for any visible damage or wear.
- Check the wiring and connectors for any signs of corrosion, damage, or poor connections.
- Perform a voltage test on the sensors to ensure they are within specifications.
How to fix DTC P2136 on BMW
To fix DTC P2136 on a BMW, you can try the following solutions:
- Replace the faulty throttle position sensor or pedal position sensor.
- Repair any damaged wiring or connectors in the sensor circuit.
- Update the ECM software if necessary.
- Clear the fault codes and perform a test drive to verify the repair.
How to erase DTC P2136 on BMW
To erase DTC P2136 on a BMW, you can use a diagnostic scanner to clear the fault codes from the ECM memory. After clearing the codes, it is recommended to perform a test drive to ensure 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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