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Home >> Lexus >> 2002 >> SC 430 >> Repair and Diagnosis (Single Page) >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Retractable Hardtop System - Diagnosis >> DTC B2534: Package Tray Switch No. 1 Or No. 2 Malfunction >> Inspection Procedure

Inspection Procedure

  1. READ VALUE OF LEXUS HAND-HELP TESTER. See  DTC B2532: PACKAGE TRAY SWITCH NO. 1 MALFUNCTION   and  DTC B2533: PACKAGE TRAY SWITCH NO. 2 MALFUNCTION  . 
    1. OK: CHECK AND REPLACE SLIDING ROOF CONTROL ECU ASSEMBLY 
    2. NG: GO TO NEXT STEP. 
  2. INSPECT SLIDE ROOF LIMIT SWITCH (PACKAGE TRAY NO. 1). See  DTC B2532: PACKAGE TRAY SWITCH NO. 1 MALFUNCTION  . 
    1. NG: REPLACE SLIDE ROOF LIMIT SWITCH (PACKAGE TRAY NO. 1) 
    2. OK: GO TO NEXT STEP. 
  3. INSPECT SLIDE ROOF LIMIT SWITCH (PACKAGE TRAY NO. 2). See  DTC B2533: PACKAGE TRAY SWITCH NO. 2 MALFUNCTION  . 
    1. NG: REPLACE SLIDE ROOF LIMIT SWITCH (PACKAGE TRAY NO. 2) 
    2. OK: GO TO NEXT STEP. 
  4. INSPECT SLIDE ROOF LIMIT SWITCH (ROOF POSITION SWITCH NO. 1 AND NO. 2). See  DTC B2523: ROOF POSITION SWITCH NO. 1 MALFUNCTION   and  DTC B2524: ROOF POSITION SWITCH NO. 2 MALFUNCTION  .) 
    1. NG: REPLACE SLIDE ROOF LIMIT SWITCH (ROOF POSITION SWITCH NO. 1 AND NO. 2) 
    2. OK: GO TO NEXT STEP. 
  5. INSPECT SLIDE ROOF LIMIT SWITCH (ROOF POSITION SWITCH NO. 3). See  DTC B2525: ROOF POSITION SWITCH NO. 3 MALFUNCTION  . 
    1. NG: REPLACE SLIDE ROOF LIMIT SWITCH (ROOF POSITION SWITCH NO. 3) 
    2. OK: GO TO NEXT STEP. 
  6. CHECK HARNESS AND CONNECTOR (SLIDING ROOF CONTROL ECU ASSEMBLY - SLIDE ROOF LIMIT SWITCH (PACKAGE TRAY NO. 1 AND NO. 2) 
    1. NG: CHECK AND REPLACE HARNESS OR CONNECTOR 
    2. OK: GO TO NEXT STEP. 
  7. CHECK SLIDE ROOF LIMIT SWITCH OPERATION (PACKAGE TRAY NO. 1). See  DTC B2532: PACKAGE TRAY SWITCH NO. 1 MALFUNCTION  . 
    1. NG: REPLACE SLIDE ROOF LIMIT SWITCH (PACKAGE TRAY NO. 1) 
    2. OK: GO TO NEXT STEP. 
  8. CHECK SLIDE ROOF LIMIT SWITCH OPERATION (PACKAGE TRAY NO. 2). See  DTC B2533: PACKAGE TRAY SWITCH NO. 2 MALFUNCTION  . 
    1. NG: REPLACE SLIDE ROOF LIMIT SWITCH (PACKAGE TRAY NO. 2) 
    2. OK: GO TO NEXT STEP. 
  9. CHECK SLIDE ROOF LIMIT SWITCH OPERATION (ROOF POSITION SWITCH NO. 1AND NO. 2). See  DTC B2523: ROOF POSITION SWITCH NO. 1 MALFUNCTION   and  DTC B2524: ROOF POSITION SWITCH NO. 2 MALFUNCTION  . 
    1. NG: REPLACE SLIDE ROOF LIMIT SWITCH (ROOF POSITION SWITCH NO. 1 AND NO. 2) 
    2. OK: GO TO NEXT STEP. 
  10. CHECK SLIDE ROOF LIMIT SWITCH OPERATION (ROOF POSITION SWITCH NO. 3). See  DTC B2525: ROOF POSITION SWITCH NO. 3 MALFUNCTION  ) 
    1. NG: REPLACE SLIDE ROOF LIMIT SWITCH (ROOF POSITION SWITCH NO. 3) 
    2. OK: CHECK AND REPLACE SLIDING ROOF CONTROL ECU ASSEMBLY 
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