BMW DTC P1764 – Shiftlock Solenoid Control Circuit Open
DTC P1764 meaning on BMW
DTC P1764 on a BMW indicates a fault in the shiftlock solenoid control circuit. The shiftlock solenoid is responsible for preventing the vehicle from shifting out of park without the brake pedal being pressed. When this code is triggered, it means that the control circuit for the shiftlock solenoid is open, causing a malfunction in the system.
BMW DTC P1764 symptoms
Symptoms of DTC P1764 on a BMW may include:
- Difficulty shifting out of park
- Inability to shift gears
- Brake lights not working
- Dashboard warning lights illuminated
BMW DTC P1764 causes
The common causes of DTC P1764 on a BMW include:
- Faulty shiftlock solenoid
- Open or short circuit in the shiftlock solenoid control wiring
- Defective brake light switch
- Corroded or damaged connectors
BMW DTC P1764 seriousness
While DTC P1764 may not directly affect the drivability of the vehicle, it can pose a safety risk if the driver is unable to shift out of park. It is important to address this issue promptly to ensure the proper operation of the shiftlock system.
How to diagnose DTC P1764 on BMW
To diagnose DTC P1764 on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the shiftlock solenoid and its wiring for any visible damage
- Check the brake light switch for proper operation
- Test the shiftlock solenoid control circuit for continuity
How to fix DTC P1764 on BMW
To fix DTC P1764 on a BMW, you can try the following solutions:
- Replace the faulty shiftlock solenoid
- Repair any open or short circuits in the wiring
- Replace the defective brake light switch
- Clean or replace corroded connectors
How to erase DTC P1764 on BMW
To erase DTC P1764 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer. Once the issue has been addressed and fixed, you can reset the codes to turn off the warning lights 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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