STEERING PAD SWITCH INSPECTION

PROCEDURE


  1. INSPECT STEERING PAD SWITCH ASSEMBLY


    1. Measure the resistance according to the value(s) in the table below.

      B004PURC01
      *A w/ Lane Departure Alert System *B w/ Voice Switch
      *C w/ Speed Limiter System *D w/ Microphone
      *a

      Component without harness connected

      (Steering Pad Switch Assembly)

      		 *b Seek+
      *c Seek- *d Volume+
      *e Volume- *f MODE
      *g Voice *h Off Hook
      *i On Hook *j Up
      *k Down *l Left
      *m Right *n Enter
      *o Back *p Distance Control
      *q TRIP *r Lane Departure Alert
      *s Speed Limiter - -
      Standard Resistance
      Tester Connection Condition Specified Condition
      z3-11 (AU1) - z3-8 (EAU) No switch pushed 95 to 105 kΩ
      z3-11 (AU1) - z3-8 (EAU) Seek+ switch pushed Below 2.5 Ω
      z3-11 (AU1) - z3-8 (EAU) Seek- switch pushed 313 to 345 Ω
      z3-11 (AU1) - z3-8 (EAU) Volume+ switch pushed 950 to 1050 Ω
      z3-11 (AU1) - z3-8 (EAU) Volume- switch pushed 2955 to 3265 Ω
      z3-10 (AU2) - z3-8 (EAU) No switch pushed 95 to 105 kΩ
      z3-10 (AU2) - z3-8 (EAU) MODE switch pushed Below 2.5 Ω
      z3-10 (AU2) - z3-8 (EAU) On hook switch pushed*1 313 to 345 Ω
      z3-10 (AU2) - z3-8 (EAU) Off hook switch pushed*1 950 to 1050 Ω
      z3-10 (AU2) - z3-8 (EAU) Voice switch pushed*2 2955 to 3265 Ω
      z3-3 (+DP2) - z3-8 (EAU) No switch pushed 95 to 105 kΩ
      z3-3 (+DP2) - z3-8 (EAU) Left switch pushed Below 2.5 Ω
      z3-3 (+DP2) - z3-8 (EAU) Up switch pushed 313 to 345 Ω
      z3-3 (+DP2) - z3-8 (EAU) Down switch pushed 950 to 1050 Ω
      z3-3 (+DP2) - z3-8 (EAU) Right switch pushed 2955 to 3265 Ω
      z3-2 (+DP) - z3-8 (EAU) No switch pushed 95 to 105 kΩ
      z3-2 (+DP) - z3-8 (EAU) Enter switch pushed Below 2.5 Ω
      z3-2 (+DP) - z3-8 (EAU) TRIP switch pushed 313 to 345 Ω
      z3-2 (+DP) - z3-8 (EAU) Back switch pushed 950 to 1050 Ω
      z3-4 (DIST) - z3-7 (ECC)*3 No switch pushed 1 MΩ or higher
      z3-4 (DIST) - z3-7 (ECC)*3 Distance control switch pushed Below 2.5 Ω
      z3-4 (DIST) - z3-7 (ECC)*3 Lane departure alert switch pushed 228 to 252 Ω
      z3-9 (ASL) - z3-7 (ECC)*4 No switch pushed 1 MΩ or higher
      z3-9 (ASL) - z3-7 (ECC)*4 Speed limiter switch pushed Below 2.5 Ω
      z3-1 (HO) - A-1(HO) Always Below 2.5 Ω

      • *1: w/ Microphone

      • *2: w/ Voice Switch

      • *3: w/ Lane Departure Alert System

      • *4: w/ Speed Limiter System

      Tech Tips

      If the result is not as specified, replace the steering pad switch assembly.

    2. Check the illumination.


      1. B004ORRC11
        *a

        Component without harness connected

        (Steering Pad Switch Assembly)

        Apply battery voltage between the terminalsof the switch, and check the illuminationcondition of the steering pad switch assembly.

        Standard
        Tester Connection Standard

        z3-5 (IL+2) - auxiliary buttery (+)

        z3-8 (IL-2) - auxiliary buttery (-)

        		 Illuminates

        Tech Tips

        If the result is not as specified, replace the steering pad switch assembly.