Quest V6-3.5L (VQ35DE) (2009)
OK or NG
OK - GO TO 2.
NG - Replace display control unit. Refer to See: Accessories and Optional Equipment/Radio, Stereo, and Compact Disc/Service and Repair/Integrated
Display System.
2.CHECK CAN COMMUNICATION LINE
CAN communication line check is executed. Refer to See: Accessories and Optional Equipment/Radio, Stereo, and Compact Disc/Testing and
Inspection/Component Tests and General Diagnostics/Integrated Display System/CAN Communication Line Check (With Color Display).
OK or NG
OK - Check the condition of the harness and the connector.
NG - In addition, it is necessary to check CAN communication line. Refer to See: Accessories and Optional Equipment/Radio, Stereo, and Compact
Disc/Testing and Inspection/Component Tests and General Diagnostics/Integrated Display System/CAN Communication Line Check (With Color
Display).
Rear Window Defogger Circuit Inspection
REAR WINDOW DEFOGGER
Rear Window Defogger Circuit Inspection
1.CHECK REAR WINDOW DEFOGGER POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear window defogger.
3. Turn ignition switch ON.
4. Check voltage between rear window defogger connector D504 terminal + and ground.
OK or NG
OK - GO TO 2.
NG - GO TO 3.
2.CHECK REAR WINDOW DEFOGGER GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between rear window defogger connector
D515 terminal - and ground.