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Home >> Lexus >> 2016 >> LX 570 >> Repair and Diagnosis >> Body & Frame >> Mirrors >> Power Mirror Control - Diagnostics & Symptom Tests >> Power Mirror Control System >> Reverse Shift-linked Function of Power Mirrors does not Operate [09/2015 - ] >> Procedure

Reverse Shift-linked Function of Power Mirrors does not Operate [09/2015 - ]: Procedure

  1. CHECK MEMORY AND REACTIVATION FUNCTION 
    1. Check the memory and reactivation functions. Refer to OPERATION CHECK [09/2015 - ] .

      OK

      Memory and reactivation functions operate normally.

    Result: 

    NG 

    GO TO OTHER DIAGNOSTIC PROCEDURE 

    Refer to PROBLEM SYMPTOMS TABLE [09/2015 - ] )

    Result: 

    OK 

    See step  2

  2. CHECK FOR DTC (EFI SYSTEM) 
    1. Clear the DTCs. Refer to DTC CHECK / CLEAR [09/2015 - ] .
    2. Check for DTCs. Refer to DTC CHECK / CLEAR [09/2015 - ] .

      OK

      DTCs are not output.

    Result: 

    NG 

    GO TO SFI SYSTEM 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ] )

    Result: 

    OK 

    See step  3

  3. CHECK OPERATION OF SHIFT INDICATOR 
    1. Check that the shift indicator of the combination meter assembly operates normally.

      OK

      Shift indicator of combination meter assembly operates normally.

    Result: 

    NG 

    GO TO METER / GAUGE SYSTEM 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ] )

    Result: 

    OK 

    See step  4

  4. CHECK MALFUNCTIONING PARTS 
    1. Check the malfunctioning pars.
      RESULT

      Result Proceed to
      Both rear view mirror assembly LH and RH are malfunction A
      Only rear view mirror assembly LH is malfunction B
      Only rear view mirror assembly RH is malfunction C

    Result: 

    A 

    MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

    Refer to REMOVAL [09/2015 - ] )

    Result: 

    C 

    See step  7

    Result: 

    B 

    See step  5

  5. REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH 
    1. Replace the outer rear view mirror assembly LH with a new or known good one. Refer to REMOVAL [09/2015 - ] .

    Result: 

    NEXT 

    See step  6

  6. CHECK MEMORY AND REACTIVATION FUNCTION 
    1. Check the memory and reactivation functions. Refer to OPERATION CHECK [09/2015 - ] .

      OK

      Memory and reactivation functions operate normally.

    Result: 

    OK 

    END (OUTER REAR VIEW MIRROR ASSEMBLY LH WAS DEFECTIVE) 

    Result: 

    NG 

    REPLACE OUTER MIRROR CONTROL ECU ASSEMBLY LH 

    Refer to REMOVAL [09/2015 - ] )

  7. REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH 
    1. Replace the outer rear view mirror assembly RH with a new or known good one. Refer to REMOVAL [09/2015 - ] .

    Result: 

    NEXT 

    See step  8

  8. CHECK MEMORY AND REACTIVATION FUNCTION 
    1. Check the memory and reactivation functions. Refer to OPERATION CHECK [09/2015 - ] .

      OK

      Memory and reactivation functions operate normally.

    Result: 

    OK 

    END (REAR VIEW MIRROR ASSEMBLY RH WAS DEFECTIVE) 

    Result: 

    NG 

    REPLACE OUTER MIRROR CONTROL ECU ASSEMBLY RH 

    Refer to REMOVAL [09/2015 - ] )