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Home >> Dodge and Ram >> 2010 >> Challenger SE >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0118 To P0160 >> P013A-O2 Sensor 1/2 Slow Response - Rich To Lean >> Possible Causes

Possible Causes

Possible Causes 
EXHAUST LEAK
(K141) O2 1/2 SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K904) O2 RETURN (DOWNSTREAM) CIRCUIT SHORTED TO VOLTAGE
(K141) O2 1/2 SIGNAL CIRCUIT SHORTED TO GROUND
(K904) O2 RETURN (DOWNSTREAM) CIRCUIT SHORTED TO GROUND
(K141) O2 1/2 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
(K904) O2 RETURN (DOWNSTREAM) CIRCUIT OPEN OR HIGH RESISTANCE
1/2 OXYGEN SENSOR

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  . 

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