P1143 DODGE 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 P1143 DODGE Code?
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) has determined that the fuel rail pressure is too high for a specific condition
Possible Symptoms
- Engine light on (or service engine soon warning light)
P1143 DODGE Meaning
Fuel Rail Pressure Malfunction Positive Pressure Deviation is the generic description for P1143 Dodge code, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have more information about the P1143 Dodge OBDII code.