P1403 JEEP - 5 volt reference voltage to EGR valve missing
- Faulty EGR Position Sensor
- EGR Position Sensor harness is open or shorted
- EGR Position Sensor circuit poor electrical connection
When is the code detected?The Engine Control Module (ECM) detected the 5 volt reference voltage to the EGR position sensor was missing
- Engine Light ON (or Service Engine Soon Warning Light)
P1403 Jeep Description5 volt reference voltage to EGR valve missing is the generic description for the P1403 Jeep code, but the manufacturer may have a different description. Currently we have no further information abouth the P1403 Jeep OBDII code. Please post your question on our "Questions" section for more information: AutoCodes.com Questions.
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