Rear Blower Switch (Rear) Circuit

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM:

Rear blower motor does not rotate when rear blower switch (front) is set to REAR position.

CHECK REAR BLOWER MOTOR OPERATION
Blower motor rotates normally when rear blower switch (front) is set at 1 - 4 speed.

OK or NG
- OK: GO TO 2.
- NG: Refer to "TROUBLE DIAGNOSIS PROCEDURE FOR REAR BLOWER MOTOR (1 - 4 SPEED) ".
CHECK REAR BLOWER SWITCH (FRONT)
Refer to "REAR BLOWER SWITCH (FRONT) ".

OK or NG
- OK: GO TO 3.
- NG: Replace rear blower switch (front). Refer to "REAR AIR CONTROL ".
CHECK REAR BLOWER SWITCH (REAR)
Refer to "REAR BLOWER SWITCH (REAR) ".

OK or NG
- OK: GO TO 4.
- NG: Replace rear blower switch (rear). Refer to "REAR AIR CONTROL ".
CHECK CIRCUIT CONTINUITY
1. Disconnect rear blower switch (front) harness connector and rear blower switch (rear) harness connector.
2. Check voltage between rear blower switch (front) harness connector M52 terminal 2 (W) and rear blower switch (rear) harness connector B141 terminal 10 (W).
  
  Fig 1: Checking Voltage Between Rear Blower Switch (Front) Harness Connector M52 Terminal 2 & Rear Blower Switch (Rear) Harness Connector B141 Terminal 10
  Courtesy of NISSAN MOTOR CO., U.S.A.
  - Continuity should exist.
OK or NG
- OK: Inspection End.
- NG: Repair harness or connector.