P1290 CHRYSLER code possible causes
- Faulty CNG shutoff relay
- CNG shutoff relay harness is open or shorted
- Poor electrical connection in CNG shutoff relay circuit
How is P1290 CHRYSLER code repair performed?
Start by checking the “Possible Causes” listed above. Visually inspect the wiring harness and associated connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
What are the possible symptoms of P1290 CHRYSLER code?
- Engine light on (or Service Engine Soon warning light)
What does P1290 CHRYSLER code mean?
CNG Fuel System Pressure Too High is the generic description for Chrysler P1290 code, but the manufacturer may have a different description for your vehicle model and year. Currently, we have no further information about Chrysler P1290 OBDII code.