P2C37
Cold Start Engine Coolant Pump Performance
P2C37 is an OBD-II diagnostic trouble code meaning: Cold Start Engine Coolant Pump Performance. Common causes: coolant pump malfunction, cooling system is dirty or clogged. Estimated repair cost: $33–111.
Symptoms
- Engine overheating during cold start
- Unstable engine operation
- Extended warm-up time
- Check Engine Light Illuminates
- Reduced cooling system efficiency
Causes
- Coolant pump malfunction
- Cooling system is dirty or clogged
- Problems with the pump electrical circuit
- Coolant temperature sensor malfunction
- Mechanical damage to the pump
How to Fix
- Check the operation of the coolant pump
- Clean or replace coolant
- Check the electrical circuit of the pump
- Replace the coolant temperature sensor if necessary
- Replace the coolant pump if a fault is detected
Related codes
Error P2C37 by Vehicle Brand
FAQ
What does the P2C37 code mean?
P2C37 is an OBD-II diagnostic trouble code that indicates: Cold Start Engine Coolant Pump Performance
What causes a P2C37 error code?
The most common causes of P2C37 include: Coolant pump malfunction; Cooling system is dirty or clogged; Problems with the pump electrical circuit; Coolant temperature sensor malfunction.
How do I fix a P2C37 diagnostic trouble code?
To fix P2C37: Check the operation of the coolant pump. Clean or replace coolant. Check the electrical circuit of the pump. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2C37?
Limited driving only, diagnose soon
How much does it cost to fix P2C37?
The estimated repair cost for P2C37 is $33–111. Actual cost depends on your vehicle, location, and labor rates.
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