P1218
Injection Pump Calibration Circuit
Severity
🔴 HighCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)
Symptoms
- Reduced engine power
- Increased fuel consumption
- Unstable engine operation
- Difficulty starting the engine
- Check Engine Light Is On
Causes
- Fuel injection pump malfunction
- Open or short circuit in calibration circuit
- Problems with fuel injection pump-related sensors
- ECU malfunction
- Fuel system contamination
How to Fix
- Check the fuel injection pump calibration circuit for opens and shorts
- Diagnose the condition of the injection pump
- Check the sensors associated with the injection pump
- Clean the fuel system if necessary
- Replace the injection pump if a malfunction is detected