P2602
Coolant Pump A Control Circuit Low
P2602 is an OBD-II diagnostic trouble code meaning: Coolant Pump A Control Circuit Low. Common causes: coolant pump malfunction, open or short circuit in control circuit. Estimated repair cost: $33–167.
Symptoms
- Engine overheating
- Unstable engine operation
- Turning on the Check Engine Light
- Reduced engine power
- Unusual noises from the coolant pump
Causes
- Coolant pump malfunction
- Open or short circuit in control circuit
- Poor contact in pump connectors
- Pump relay fault
- Problems with the engine control module
How to Fix
- Check the condition of the coolant pump
- Inspect the control circuit for damage
- Check connections and connectors of the pump
- Test the pump relay
- Diagnose the engine control module
Related codes
Error P2602 by Vehicle Brand
FAQ
What does the P2602 code mean?
P2602 is an OBD-II diagnostic trouble code that indicates: Coolant Pump A Control Circuit Low
What causes a P2602 error code?
The most common causes of P2602 include: Coolant pump malfunction; Open or short circuit in control circuit; Poor contact in pump connectors; Pump relay fault.
How do I fix a P2602 diagnostic trouble code?
To fix P2602: Check the condition of the coolant pump. Inspect the control circuit for damage. Check connections and connectors of the pump. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2602?
Do not drive — repair immediately
How much does it cost to fix P2602?
The estimated repair cost for P2602 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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