P2601 – BMW DTC

BMW DTC P2601 – Coolant Pump ‘A’ Control Circuit Performance/Stuck Off

DTC P2601 meaning on BMW

DTC P2601 on a BMW indicates an issue with the Coolant Pump ‘A’ Control Circuit Performance/Stuck Off. This means that the engine control module (ECM) has detected a problem with the control circuit for the coolant pump, which is responsible for regulating the flow of coolant through the engine.

BMW DTC P2601 symptoms

Symptoms of DTC P2601 on a BMW may include:

• Engine overheating
• Check Engine Light (CEL) illuminated
• Reduced engine performance
• Increased fuel consumption

BMW DTC P2601 causes

Common causes of DTC P2601 on a BMW include:

• Faulty coolant pump
• Wiring or connector issues in the coolant pump circuit
• Defective engine control module (ECM)

BMW DTC P2601 seriousness

DTC P2601 should be addressed promptly as it can lead to engine overheating and potential damage if left unresolved. Ignoring this issue may result in more severe engine problems and costly repairs.

How to diagnose DTC P2601 on BMW

To diagnose DTC P2601 on a BMW, you can perform the following steps:

1. Use a diagnostic scanner to retrieve the fault codes stored in the ECM.
2. Inspect the coolant pump and its wiring for any visible damage or corrosion.
3. Check the coolant pump relay and fuse for proper operation.
4. Test the coolant pump control circuit for continuity and proper voltage.

How to fix DTC P2601 on BMW

To fix DTC P2601 on a BMW, you can try the following solutions:

1. Replace the faulty coolant pump if it is found to be defective.
2. Repair any damaged wiring or connectors in the coolant pump circuit.
3. Reset the ECM by disconnecting the battery for a few minutes.
4. If the issue persists, consider seeking professional help for further diagnosis and repair.

How to erase DTC P2601 on BMW

To erase DTC P2601 on a BMW, you can follow these steps:

1. Use a diagnostic scanner to clear the fault codes stored in the ECM.
2. After clearing the codes, drive the vehicle to see if the issue reoccurs.
3. If the problem persists, further diagnosis may be required to address the underlying cause.

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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