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Home >> Dodge and Ram >> 2006 >> Magnum SXT, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - DTCS P0122 To P0175 >> Diagnosis And Testing >> P0153-O2 Sensor 2/1 Slow Response >> Possible Causes
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Possible Causes

Possible Causes 
EXHAUST LEAK
(K43) O2 2/1 SIGNAL CIRCUIT
(K902) O2 UPSTREAM RETURN CIRCUIT
O2 SENSOR

Always perform the  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  before proceeding.