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Home >> Jeep >> 2023 >> Wagoneer Carbide, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (5.7L - DTCS P0685 To P141D) >> DTC Troubleshooting >> P1128-Closed Loop Fueling Not Achieved - Bank 1 Upstream >> Notes

P1128-Closed Loop Fueling Not Achieved - Bank 1 Upstream: Notes

WARNING: This page is about a different variant/trim than selected.

For a complete CATALYST MONITOR SYSTEM wiring diagram, refer to the appropriate System Wiring Diagram article   .