|
|
DTC P0172, P0175 FUEL INJECTION SYSTEM FUNCTION EC-325 C D E F G H I J K L M A EC Revision: 2006 July 2007 Murano 3. CHECK A/F SENSOR 1 INPUT SIGNAL CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect A/F sensor 1 harness connector. 3. Disconnect ECM harness connector. 4. Check harness continuity between the following terminals. 5. Check harness continuity between the following terminals and ground. 6. Also check harness for short to power. OK or NG OK >> GO TO 4. NG >> Repair open circuit or short to ground or short to power in harness or connectors. Bank 1 A/F sensor 1 terminal ECM terminal 1 16 2 75 5 35 6 56 Bank 2 1 76 2 77 5 57 6 58 Continuity should exist. Bank 1 Bank 2 A/F sensor 1 terminal ECM terminal A/F sensor 1 terminal ECM terminal 1 16 1 76 2 75 2 77 5 35 5 57 6 56 6 58 Continuity should not exist. PBIB2293E |