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April 29, 2021 Service bulletin

Malfunction Indicator Lamp (MIL) Illumination

Jeep technical service bulletin S2118000004 for 2020-2021 Jeep Wrangler, 2020-2021 Ram 1500 and 2021 Jeep Gladiator.

Bulletin number
S2118000004
Component
Electrical system
Summary
Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P225D ? NOX Sensor 1/1 Performance, Signal Stuck Low And/Or P225C ? NOX Sensor 1/1 Performance, Signal Stuck High, Set.

Owners of these vehicles have filed 907 complaints in the electrical category.

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