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TROUBLE DIAGNOSIS FOR SYMPTOMS TF-39 C E F G H I J K L M A B TF Revision: 2006 July 2007 Murano 3. CHECK AWD CONTROL UNIT GROUND CIRCUIT 1. Turn ignition switch “OFF”. 2. Disconnect AWD control unit harness connector. 3. Check continuity between AWD control unit harness connector Also check harness for short to ground and 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. 4. CHECK AWD CONTROL UNIT Check AWD control unit input/output signal. Refer to TF-23, "AWD Control Unit Input/Output Signal Reference OK or NG OK >> GO TO 5. NG >> Check AWD control unit pin terminals for damage or loose connection with harness connector. If any item is damaged, repair or replace damaged parts. 5. CHECK INPUT SIGNAL WITH UNIFIED METER AND A/C AMP. With CONSULT-II 1. Turn ignition switch “ON”. 2. Select “DATA MONITOR” mode for “METER A/C AMP” with CONSULT-II. 3. Operate AWD lock switch and read out monitor “4WD LOCK OK or NG OK >> GO TO 6. NG >> Perform trouble diagnosis for AWD lock switch. Refer to Continuity should exist. SDIA1883E Monitor item Condition Display value 4WD LOCK SW AWD lock switch OFF OFF ON ON SDIA2063E |