FixVault
Home
›
Jeep
›
2025
›
Compass Limited
›
Repair and Diagnosis
›
Engine Performance
›
System
›
2.0L - DTCS P2173 To P226D
›
DTC Troubleshooting
›
P2237 O2 Sensor 1/1 Pump Cell Current Circuit/Open
›
Set Condition
Set Condition
The Powertrain Control Module (PCM) detects an open on the O2 1/1 Positive Current Control circuit.