DTC P023A-13: Charge Air Cooler Coolant Pump Control Circuit/Open - Circuit open: Action
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Refer to the appropriate system wiring diagrams and check air charge coolant pump relay circuit for open circuit, high resistance
- Clear the DTCs and retest
- Check and install new air charge coolant pump relay as required