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Home >> Jeep >> 2017 >> Cherokee Trailhawk, 3.2L Eng VIN S >> Repair and Diagnosis >> Engine Performance >> System >> 3.2L - DTCS P0152 To P0196 >> DTC Troubleshooting >> P0159-O2 Sensor 2/2 Slow Response >> Possible Causes

Possible Causes

Possible Causes
EXHAUST LEAK
O2 SENSOR 2/2 NOT TIGHTENED OR MOUNTED INCORRECTLY
O2 SENSOR 2/2 HARNESS CONNECTOR DAMAGED
O2 SENSOR 2/2

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

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