LEMON Manuals: Even more car manuals for everyone
Home >> Fiat >> 2014 >> 500 Lounge, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 1.4L - I4 Non-Turbo - DTCS P0016-00 To P0354-00 - 500 & 500C >> Diagnosis And Testing >> P0140-00-O2 Sensor 1/2 No Activity Detected >> Possible Causes

Possible Causes

Possible Causes
EXHAUST LEAK
(K141) O2 SENSOR 1/2 SIGNAL CIRCUIT
(K904) O2 SENSOR 1/2 RETURN CIRCUIT
O2 SENSOR

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

scientia non olet · About LEMON Manuals