BMW DTC P0636 – Power Steering Control Circuit Low
DTC P0636 meaning on BMW
DTC P0636 in a BMW indicates a fault in the power steering control circuit where the voltage is lower than the normal operating range. This fault code is specific to the power steering system and can lead to issues with power steering assistance.
BMW DTC P0636 symptoms
Symptoms of DTC P0636 in a BMW may include:
- Loss of power steering assistance
- Difficulty steering the vehicle
- Warning light on the dashboard related to the power steering system
BMW DTC P0636 causes
Common causes of DTC P0636 in a BMW include:
- Faulty power steering control module
- Wiring issues in the power steering control circuit
- Low voltage supply to the power steering control module
BMW DTC P0636 seriousness
The seriousness of DTC P0636 in a BMW lies in the potential loss of power steering assistance, which can make steering the vehicle more difficult and less safe. It is important to address this issue promptly to ensure the safe operation of the vehicle.
How to diagnose DTC P0636 on BMW
To diagnose DTC P0636 on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault code and any related codes.
- Inspect the power steering control module and wiring for any visible damage or corrosion.
- Check the voltage supply to the power steering control module to ensure it is within the specified range.
How to fix DTC P0636 on BMW
To fix DTC P0636 on a BMW, you can try the following:
- Replace the faulty power steering control module if necessary.
- Repair any damaged wiring in the power steering control circuit.
- Ensure the voltage supply to the power steering control module is correct.
How to erase DTC P0636 on BMW
To erase DTC P0636 on a BMW, you can use a diagnostic scanner to clear the fault code after the underlying issue has been addressed. This will reset the system and turn off the warning light on the dashboard.
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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