FixVault
Home
›
Jeep
›
2021
›
Cherokee Altitude, FWD
›
Repair and Diagnosis (Single Page)
›
Engine Performance
›
System
›
2.4L - DTCS P0602 To P1047
›
DTC Troubleshooting
›
P0602-Control Module Programming Error/Not Programmed
›
When Monitored
When Monitored
This diagnostic runs continuously when the following conditions are met:
Each time the ignition is turned on the PCM internal identification is checked.