Power Supply and Ground Circuit Inspection

WARNING: This page is about a different car, the 2003 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FUSES
Check that any of the following fuses for voice activated control module is blown.

Fig 1: Checking Fuses
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK >> GO TO 2.

NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Refer to "POWER SUPPLY ROUTING ".
CHECK POWER SUPPLY CIRCUIT
Check voltage between voice activated control module harness connector B69 terminal 13 (SB), 20 (L/OR) and ground.

Fig 2: Checking Voltage Between Voice Activated Control Module Harness Connector & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Identifying Terminal And Ignition Switch Position Specifications
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK >> GO TO 3.

NG >> Check harness between voice activated control module and fuse.
CHECK GROUND CIRCUIT
Check continuity between voice activated control module harness connector B69 terminal 14 (B) and ground.
1. Continuity should exist.
OK or NG

OK >> Inspection end.

NG >> Repair harness or connector.