P1142 CHRYSLER Possible Causes
- Poor fuel pressure
- Faulty fuel rail pressure solenoid
- Fuel rail pressure solenoid harness is open or shorted
- Poor electrical connection in the fuel rail pressure solenoid circuit
- Air in the fuel system
How to Fix Code P1142 CHRYSLER?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
When is the Code Detected?
The Engine Control Module (ECM) detected a voltage problem in the fuel pressure solenoid circuit
Possible Symptoms
- Engine light on (or service engine soon warning light)