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Home >> Infiniti >> 2004 >> M45 >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Tilt & Telescopic System >> Symptom 1: Telescopic System Does Not Operate
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Symptom 1: Telescopic System Does Not Operate

  1. Check Steering Wheel Telescopic Mechanism 

    Check the following.

    • Operation malfunction caused by steering wheel telescopic mechanism deformation or pinched harness or other foreign materials.
    • Operation malfunction and interference with other parts by poor installation.

    OK or NG 

    1. OK : GO TO 2.
    2. NG : Repair the malfunctioning part and check again.
  2. Check Telescopic Switch Input/Output 
    1. Disconnect steering position switch connector.
    2. Check voltage between steering position switch harness connector terminals 4 (G/B), 5 (R/B) and ground.
      Fig 1: Check Telescopic Switch Input/Output (1 Of 2)
      G00749815Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 2: Check Telescopic Switch Input/Output (2 Of 2)
      G00749816Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : GO TO 3.
    2. NG : GO TO 5.
  3. Check Steering Position Switch Ground Circuit 

    Check continuity between steering position switch harness connector terminal 1 (B) and ground.

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

    OK or NG 

    1. OK : GO TO 4.
    2. NG : Replace or replace harness.
    Fig 3: Check Steering Position Switch Ground Circuit
    G00749817Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Check Telescopic Switch 

    Check continuity between steering position switch connector terminals 4, 5 and 1.

    Fig 4: Check Telescopic Switch (1 Of 2)
    G00749818Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 5: Check Telescopic Switch (2 Of 2)
    G00749819Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : GO TO 6.
    2. NG : Replace steering position switch.
  5. Check Harness Continuity 
    1. Disconnect BCM connector.
    2. Check continuity between BCM harness connector terminals 22 (R/B), 26 (G/B) and steering position switch harness connector terminals 4 (G/B), 5 (R/B).
    3. Check continuity between BCM harness connector terminals 22 (R/B), 26 (G/B) and ground.
      Fig 6: Check Harness Continuity (1 Of 2)
      G00749820Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 7: Check Harness Continuity (2 Of 2)
      G00749821Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG? 

    1. OK : Replace BCM.
    2. NG : Repair or replace harness.
  6. Check BCM Output Signal 
    1. Disconnect telescopic motor connector.
    2. Check voltage between telescopic motor harness connector terminals 1 (P/L), 2 (P/B) and ground.
      Fig 8: Check BCM Output Signal (1 Of 2)
      G00749822Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 9: Check BCM Output Signal (2 Of 2)
      G00749823Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : Replace telescopic motor.
    2. NG : GO TO 7.
  7. Check Telescopic Motor Circuit 
    1. Disconnect BCM and telescopic motor connectors.
    2. Check continuity between BCM harness connector terminals 101 (P/L), 107 (P/B) and telescopic motor harness connector terminals 1 (P/L), 2 (P/B).
    3. Check continuity between BCM harness connector terminals 101 (P/L), 107 (P/B) and ground.
      Fig 10: Check Telescopic Motor Circuit (1 Of 2)
      G00749824Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 11: Check Telescopic Motor Circuit (2 Of 2)
      G00749825Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : Replace BCM.
    2. NG : Repair or replace harness.
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