FixVault
Home
›
Jeep
›
2023
›
Compass Red
›
Repair and Diagnosis
›
Engine Performance
›
System
›
2.0L - DTCS P0117 To P018C
›
DTC Troubleshooting
›
P0138-O2 Sensor 1/2 Circuit High
›
Set Condition
Set Condition
The Powertrain Control Module (PCM) detects that the Oxygen Sensor 1/2 signal voltage is above 1.2 volts for 9.0 seconds.