LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2018 >> Q70 5.6 Luxe, RWD >> Repair and Diagnosis >> Body & Frame >> Seats >> Automatic Drive Positioner (DTC/Circuit Diagnosis) (Except Hybrid) >> DTC/Circuit Diagnosis >> Sliding Motor >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK SLIDING MOTOR POWER SUPPLY 
    1. Turn Ignition Switch OFF.
    2. Disconnect sliding motor connector.
    3. Turn Ignition Switch ON.
    4. Perform "Active test" ("SEAT SLIDE") with CONSULT
    5. Check voltage between sliding motor harness connector and ground.

      (+)

      (-)

      Condition

      Voltage (V)

      (Approx.)

      Sliding motor

      Connector

      Terminals

      B519

      3

      Ground

      SEAT SLIDE

      OFF

      0

      FR (forward)

      12

      RR (backward)

      0

      4

      OFF

      0

      FR (forward)

      0

      RR (backward)

      12

    Is the inspection result normal?

    YES

    Replace sliding motor (built in seat slide cushion frame).

    NO

    GO TO 2.

  2. CHECK SLIDING MOTOR CIRCUIT 
    1. Turn Ignition Switch OFF.
    2. Disconnect Driver Seat Control Unit connector.
    3. Check continuity between Driver Seat Control Unit harness connector and sliding motor harness connector.

      Driver Seat Control Unit

      Sliding motor

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      B513

      3

      B519

      3

      Existed

      4

      4

    4. Check continuity between Driver Seat Control Unit harness connector and ground.

      Driver Seat Control Unit

      Ground

      Continuity

      Connector

      Terminal

      B513

      3

      Not existed

      4

    Is the inspection result normal?

    YES

    Replace Driver Seat Control Unit. Refer to Removal and Installation .

    NO

    Repair or replace harness or connector.