FixVault
Home
›
Jeep
›
2023
›
Compass High Altitude
›
Repair and Diagnosis
›
Engine Performance
›
System
›
2.0L - DTCS P253F To U0103
›
DTC Troubleshooting
›
P2AF6-Starter Relay 3 Stuck Off
›
Set Condition
Set Condition
During an Auto Start cranking event the PCM detects that the difference between the Auxiliary Battery voltage and the Main Battery voltage is less than a calibrated threshold.