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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (3.0L Diesel - DTCS P2201-00 To P24F2-00) >> DTC Troubleshooting >> P22A1-00-NOX Sensor Circuit High - Bank 1 Sensor 2 >> 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 1/2

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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