How to Fix P1121 DODGE Code?
Start by checking the “possible causes” listed above. Visually inspect the wiring harness and corresponding connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Check Engine Light On (or Service Engine Soon Warning Light)
P1121 DODGE Meaning
Reduced engine performance due to high intake air temperature is the generic description for Dodge P1121 code, but the manufacturer may have a different description for your specific vehicle model and year. Currently, we don’t have additional information about the Dodge P1121 OBDII code.