C1427
Actuator Pump Motor Malfunction
Severity
🔴 HighCan you drive?
Do not drive — repair immediately
Approx. repair cost
$111–333 (est.)
Symptoms
- Deterioration of the system in which the pump is used
- Increased noise during pump operation
- Fault indication on the instrument panel
Causes
- Short circuit or open circuit in the electric motor circuit
- Worn brushes or motor bearings
- Control module malfunction
- Problems with the wiring harness or connectors
How to Fix
- Diagnostics of the power supply circuit and pump control
- Checking the condition of the electric motor
- Testing the control module
- Replacing a faulty unit or component