BMW DTC P0696 – Fan 3 Control Circuit High
DTC P0696 meaning on BMW
The Diagnostic Trouble Code (DTC) P0696 for BMW refers to the Fan 3 Control Circuit High. This code indicates that there is a high voltage condition detected in the control circuit of the Fan 3, which is typically associated with the engine cooling system.
BMW DTC P0696 symptoms
Symptoms of the BMW DTC P0696 may include:
- Engine overheating
- Check Engine Light (CEL) illuminated on the dashboard
- Reduced engine performance
- Increased fuel consumption
BMW DTC P0696 causes
Common causes of the BMW DTC P0696 include:
- Faulty Fan 3 control module
- Short circuit or open circuit in the wiring harness
- Defective engine coolant temperature sensor
- Issues with the cooling fan relay
BMW DTC P0696 seriousness
The DTC P0696 for BMW should be addressed promptly to prevent potential engine damage due to overheating. Ignoring this code can lead to more severe issues and costly repairs in the future.
How to diagnose DTC P0696 on BMW
To diagnose the DTC P0696 on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s computer.
- Inspect the Fan 3 control module and wiring for any visible damage or corrosion.
- Check the engine coolant temperature sensor for proper operation.
- Test the cooling fan relay to ensure it is functioning correctly.
How to fix DTC P0696 on BMW
To fix the DTC P0696 on a BMW, you can try the following solutions:
- Replace the faulty Fan 3 control module.
- Repair any short circuits or open circuits in the wiring harness.
- Replace the defective engine coolant temperature sensor.
- Replace the cooling fan relay if necessary.
How to erase DTC P0696 on BMW
To erase the DTC P0696 on a BMW, you can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer. After fixing the underlying issue causing the code, you can reset the codes to turn off the Check Engine Light and ensure the problem 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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