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Rear Power Vent Window Relay (CLOSE) Check

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK REAR POWER VENT WINDOW RELAY (CLOSE) POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect rear power vent window relay (CLOSE).
    3. Turn ignition switch ON.
    4. Check voltage between rear power vent window relay (CLOSE) connector and ground.
      Fig 1: Rear Power Vent Window Relay (CLOSE) Connector Terminal Voltage Specifications
      G02383920Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    1. OK: GO TO 2.
    2. NG: Repair or replace harness.
    Fig 2: Checking Voltage Between Rear Power Vent Window Relay (CLOSE) Connector And Ground
    G02383921Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK REAR POWER VENT WINDOW RELAY (CLOSE) 

    Check continuity between rear power vent window relay (CLOSE) terminals 3 and 4, 3 and 5.

    Fig 3: Rear Power Vent Window Relay (CLOSE) Terminal Continuity Specifications
    G02383922Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    1. OK: GO TO 3.
    2. NG: Replace rear power vent window relay (CLOSE).
    Fig 4: Checking Continuity Between Rear Power Vent Window Relay (Close) Terminals 3 And 4, 3 And 5
    G02383923Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK REAR POWER VENT WINDOW RELAY (CLOSE) GROUND CIRCUIT 

    Check continuity between rear power vent window relay (CLOSE) connector M89 terminal 4 and ground.

    1. 4 (B) - Ground: Continuity should exist. 

    OK or NG

    1. OK: GO TO 4.
    2. NG: Repair or replace harness.
    Fig 5: Checking Continuity Between Rear Power Vent Window Relay (Close) Connector M89 Terminal 4 And Ground
    G02383924Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK REAR POWER VENT WINDOW RELAY (CLOSE) CIRCUIT 
    1. Disconnect rear power vent window switch.
    2. Check voltage between rear power vent window relay (CLOSE) connector M89 terminal 2 and rear power vent window switch R103 terminal 4.
      1. 2 (R/G) - 4 (V/W): Continuity should exist. 

    OK or NG

    1. OK: Replace rear power vent window switch.
    2. NG: Repair or replace harness.
    Fig 6: Checking Voltage Between Rear Power Vent Window Relay (Close) Connector M89 Terminal 2 And Rear Power Vent Window Switch R103 Terminal 4
    G02383925Courtesy of NISSAN MOTOR CO., U.S.A.
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