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 Condition
    		Specified Condition
    5 - 4
    		LO
    		Below 1 Ω
    5 - 4
    5 - 3
    		M1
    		Below 1 Ω
    5 - 4
    5 - 2
    		M2
    		Below 1 Ω
    5 - 4
    5 - 1
    		HI
    		Below 1 Ω
    1. 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 lamp 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.