Rear Blower Switch Inspection


  1. INSPECT COOLER CONTROL SWITCH ASSEMBLY

  2. INSPECT COOLER (REAR) SWITCH

Rear Blower Switch -- Inspection



1. INSPECT COOLER CONTROL SWITCH ASSEMBLY


    Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.Air Conditioning.Rear Blower Switch.Rear Blower Switch  Inspection
  1. Measure the resistance of the control switch.

    Standard resistance:
    Tester Connection
    Switch
    Specified Condition
    1 - 2 - 3 - 4
    OFF
    10 kΩ or higher
    3 - 4
    LO
    Below 1 Ω
    1 - 3 - 4
    LO - Me
    Below 1 Ω
    1 - 3 - 4
    Me
    Below 1 Ω
    1 - 2 - 3 - 4
    Me - HI
    Below 1 Ω
    2 - 3 - 4
    HI
    Below 1 Ω
    If the result is not as specified, replace the switch assembly.


2. INSPECT COOLER (REAR) SWITCH


    Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50
  1. Measure the resistance of the cooler switch.

    Standard resistance:
    Tester Connection
    Switch Condition
    Specified Condition
    3 - 4
    ON
    Below 1 Ω
    3 - 4
    OFF
    10 kΩ or higher
  1. Apply battery voltage to the cooler switch connector and check that the indicator light illuminates.

    OK:
    Measurement Connection
    Switch Condition
    Specified Condition
    Battery positive (+) → Terminal 6
    Battery negative (-) → Terminal 3
    ON
    Indicator light illuminates
    If the result is not as specified, replace the switch.