P023A
Charge Air Cooler Coolant Pump A Control Circuit/Open
P023A is an OBD-II diagnostic trouble code meaning: Charge Air Cooler Coolant Pump A Control Circuit/Open. Common causes: open or short circuit in the pump control circuit, intercooler coolant pump malfunction. Estimated repair cost: $56–167.
Symptoms
- Reduced engine power
- Increased fuel consumption
- Charge air overheating
- Check Engine Light Illuminates
Causes
- Open or short circuit in the pump control circuit
- Intercooler coolant pump malfunction
- Pump relay or fuse problems
- Engine control unit (ECU) malfunction
How to Fix
- Check the pump fuse and relay
- Check the integrity of the wiring harness and connectors
- Check the operation of the intercooler coolant pump
- Check control signals from the ECU
- Replace faulty components
Related codes
Error P023A by Vehicle Brand
FAQ
What does the P023A code mean?
P023A is an OBD-II diagnostic trouble code that indicates: Charge Air Cooler Coolant Pump A Control Circuit/Open
What causes a P023A error code?
The most common causes of P023A include: Open or short circuit in the pump control circuit; Intercooler coolant pump malfunction; Pump relay or fuse problems; Engine control unit (ECU) malfunction.
How do I fix a P023A diagnostic trouble code?
To fix P023A: Check the pump fuse and relay. Check the integrity of the wiring harness and connectors. Check the operation of the intercooler coolant pump. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P023A?
Limited driving only, diagnose soon
How much does it cost to fix P023A?
The estimated repair cost for P023A is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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