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Home >> Jeep >> 2022 >> Gladiator Mojave, Part Time T/Case Control, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 29 (3.0L Diesel - DTCS P2196-00 To P225D-00) >> DTC Troubleshooting >> P2203-00-NOX Sensor 1 Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
GROUND CIRCUIT SHORTED TO VOLTAGE
GROUND CIRCUIT OPEN/HIGH RESISTANCE
NOX SENSOR 1/1

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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