P2CAD

Charge Air Cooler Coolant Pump B Control Circuit/Open

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$33–167 (est.)

Symptoms

Reduced engine power
Increased fuel consumption
Check Engine Light Is On
Intercooler overheating
Unstable engine operation at high speeds

Causes

Broken wiring in the pump control circuit
Pump relay fault
Damage to the coolant pump itself
Problems with the engine control unit
Short circuit in the circuit

How to Fix

Check the integrity of wiring and connections in the control circuit
Check the functionality of the pump relay
Test the coolant pump itself
Check the condition of the fuses
If necessary, replace the pump or relay

Related codes

P2CAE P2CAF P2CB0