BMW DTC P086A – Neutral Position Sensor ‘A’ Circuit/Open
DTC P086A meaning on BMW
The DTC P086A code on a BMW indicates an issue with the Neutral Position Sensor ‘A’ circuit being open or having a malfunction. The Neutral Position Sensor is responsible for detecting the gear shift lever’s position and informing the vehicle’s computer system.
BMW DTC P086A symptoms
Symptoms of the DTC P086A code on a BMW may include:
- Difficulty shifting gears
- Transmission not engaging properly
- Check Engine Light illuminated
- Transmission stuck in one gear
BMW DTC P086A causes
Common causes of the DTC P086A code on a BMW include:
- Faulty Neutral Position Sensor ‘A’
- Wiring or connector issues in the sensor circuit
- Corrosion or damage to sensor components
BMW DTC P086A seriousness
Ignoring the DTC P086A code on a BMW can lead to transmission issues and potential safety hazards. It is important to address this problem promptly to ensure the vehicle operates correctly and safely.
How to diagnose DTC P086A on BMW
To diagnose the DTC P086A code on a BMW, a mechanic may perform the following steps:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the Neutral Position Sensor ‘A’ for any visible damage
- Check the wiring and connectors for any signs of wear or corrosion
- Test the sensor’s functionality using a multimeter
How to fix DTC P086A on BMW
To fix the DTC P086A code on a BMW, the following steps may be taken:
- Replace the Neutral Position Sensor ‘A’ if it is found to be faulty
- Repair or replace any damaged wiring or connectors in the sensor circuit
- Clean or replace sensor components affected by corrosion
How to erase DTC P086A on BMW
To erase the DTC P086A code on a BMW, the fault must first be fixed. Once the issue is resolved, a diagnostic scanner can be used to clear the code from the vehicle’s computer system. This will reset the Check Engine Light and ensure the code does not reappear.
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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