Sunroof Motor Assembly Power Supply and Ground Circuit Check

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

CHECK POWER SUPPLY CIRCUIT
1. Disconnect sunroof motor assembly connector R5.
2. Turn ignition switch ON.
3. Check voltage between sunroof motor assembly connector R5 terminal 5 (W/R) and body ground.
  Battery voltage should exist.
OK or NG
1. OK: Go To 2.
2. NG: Check harness for open or short between sunroof motor assembly and BCM.
Fig 1: Checking Power Supply Circuit - (Sunroof Motor Assembly)
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK GROUND CIRCUIT
Check continuity between sunroof motor assembly connector R5 terminal 6 (B) and body ground.

Continuity should exist.

OK or NG
1. OK: Harness connector is OK.
2. NG: Repair or replace harness.
Fig 2: Checking Ground Circuit - (Sunroof Motor Assembly)
Courtesy of NISSAN MOTOR CO., U.S.A.