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Home >> Alfa Romeo >> 2017 >> Giulia Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P0112-00 To P024B-00 >> DTC Troubleshooting >> P013B-00-O2 Sensor Slow Response - Lean To Rich Bank 1 Sensor 2 >> Possible Causes

Possible Causes

Possible Causes
EXHAUST LEAK
O2 SENSOR 1/2 NOT TIGHTENED OR MOUNTED INCORRECTLY
O2 SENSOR 1/2 HARNESS CONNECTOR DAMAGED
O2 SENSOR 1/2

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

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