Wiper Switch Inspection

Vehicle Exterior. Land Cruiser. Urj200, 202 Grj200 Vdj200

Wiper Washer. Land Cruiser. Urj200, 202 Grj200 Vdj200

INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (for RH Side)
INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (for LH Side)

Wiper Switch -- Inspection

1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (for RH Side)

Land Cruiser. Urj200, 202 Grj200 Vdj200.Wiper Washer.Wiper And Washer System (W/ Rain Sensor).Wiper Switch Inspection

Check the windshield wiper switch.
1. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Front Wiper Switch (w/o Rain Sensor)
  Tester Connection
  Switch Condition
  Specified Condition
  E16-1 (+S) - E16-3 (+1)
  INT
  Below 1 Ω
  OFF
  E16-2 (+B) - E16-3 (+1)
  MIST
  LO
  E16-2 (+B) - E16-4 (+2)
  HI
  If the result is not as specified, replace the windshield wiper switch assembly.
  Standard Resistance:
  Front Wiper Switch (w/ Rain Sensor)
  Tester Connection
  Switch Condition
  Specified Condition
  E16-1 (+S) - E16-3 (+1)
  AUTO
  Below 1 Ω
  OFF
  E16-2 (+B) - E16-3 (+1)
  MIST
  LO
  E16-2 (+B) - E16-4 (+2)
  HI
  If the result is not as specified, replace the windshield wiper switch assembly.

Check the front washer switch.
1. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Tester Connection
  Switch Condition
  Specified Condition
  E15-2 (EW) - E15-3 (WF)
  On
  Below 1 Ω
  Off
  10 kΩ or higher
  If the result is not as specified, replace the windshield wiper switch assembly.

Check the intermittent operation.
1. Connect the voltmeter positive (+) lead to terminal E16-3 (+1) and the negative (-) lead to terminal E15-2 (EW).
2. Connect the battery positive (+) lead to terminal E16-2 (+B) and the negative (-) lead to terminal E15-2 (EW) and E16-1 (+S).
3. Turn the wiper switch to the INT position.
4. Connect the battery positive (+) lead to terminal E16-1 (+S) for 5 seconds.
5. Connect the battery negative (-) lead to terminal E16-1 (+S). Operate the intermittent wiper relay and check the voltage between terminals E16-3 (+1) and E15-2 (EW).
  Standard Voltage:
  Refer to the illustration below.
  
  If the result is not as specified, replace the switch assembly.

Check the front washer operation.
1. Turn the wiper switch OFF.
2. Connect the battery positive (+) lead to terminal E16-2 (+B) and the negative (-) lead to terminals E16-1 (+S) and E15-2 (EW).
3. Connect the voltmeter positive (+) lead to E16-3 (+1) and the negative (-) lead to terminal E15-2 (EW).
4. Turn the washer switch ON and OFF, and check the voltage between terminals E16-3 (+1) and E15-2 (EW).
  OK:
  Refer to the illustration below.
  
  If the result is not as specified, replace the switch assembly.

Land Cruiser. Urj200, 202 Grj200 Vdj200.Wiper Washer.Wiper And Washer System (W/ Rain Sensor).Wiper Switch Inspection

Check the rear wiper switch.

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

Standard Resistance:

Rear Wiper Switch (w/ Rear Wiper Intermittent Function)
Tester Connection	Switch Condition	Specified Condition
E15-2 (EW) - E15-6 (C1R)	LO	Below 1 Ω
E15-2 (EW) - E15-7 (+1R)	HI	Below 1 Ω
E15-2 (EW) - E15-6 (C1R)	OFF	10 kΩ or higher
E15-2 (EW) - E15-7 (+1R)	OFF	10 kΩ or higher

If the result is not as specified, replace the windshield wiper switch assembly.

Standard Resistance:

Rear Wiper Switch (w/o Rear Wiper Intermittent Function)
Tester Connection	Switch Condition	Specified Condition
E15-2 (EW) - E15-7 (+1R)	ON	Below 1 Ω
E15-2 (EW) - E15-7 (+1R)	OFF	10 kΩ or higher

If the result is not as specified, replace the windshield wiper switch assembly.

Check the rear washer switch.
1. Measure the resistance of the switch.
  Standard Resistance:
  Tester Connection
  Switch Condition
  Specified Condition
  E15-2 (EW) - E16-5 (WR)
  On
  Below 1 Ω
  Off
  10 kΩ or higher
  If the result is not as specified, replace the windshield wiper switch assembly.

2. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (for LH Side)

Land Cruiser. Urj200, 202 Grj200 Vdj200.Wiper Washer.Wiper And Washer System (W/ Rain Sensor).Wiper Switch Inspection

Check the windshield wiper switch.
1. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Front Wiper Switch (w/o Rain Sensor)
  Tester Connection
  Switch Condition
  Specified Condition
  E16-4 (+S) - E16-2 (+1)
  INT
  Below 1 Ω
  OFF
  E16-3 (+B) - E16-2 (+1)
  MIST
  LO
  E16-3 (+B) - E16-1 (+2)
  HI
  If the result is not as specified, replace the windshield wiper switch assembly.
  Standard Resistance:
  Front Wiper Switch (w/ Rain Sensor)
  Tester Connection
  Switch Condition
  Specified Condition
  E16-4 (+S) - E16-2 (+1)
  AUTO
  Below 1 Ω
  OFF
  E16-3 (+B) - E16-2 (+1)
  MIST
  LO
  E16-3 (+B) - E16-1 (+2)
  HI
  If the result is not as specified, replace the windshield wiper switch assembly.

Check the front washer switch.
1. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Tester Connection
  Switch Condition
  Specified Condition
  E15-2 (EW) - E15-1 (WF)
  On
  Below 1 Ω
  Off
  10 kΩ or higher
  If the result is not as specified, replace the windshield wiper switch assembly.

Check the intermittent operation.
1. Connect the voltmeter positive (+) lead to terminal E16-2 (+1) and the negative (-) lead to terminal E15-2 (EW).
2. Connect the battery positive (+) lead to terminal E16-3 (+B) and the negative (-) lead to terminal E15-2 (EW) and E16-4 (+S).
3. Turn the wiper switch to the INT position.
4. Connect the battery positive (+) lead to terminal E16-4 (+S) for 5 seconds.
5. Connect the battery negative (-) lead to terminal E16-4 (+S). Operate the intermittent wiper relay and check the voltage between terminals E16-2 (+1) and E15-2 (EW).
  Standard Voltage:
  Refer to the illustration below.
  
  If the result is not as specified, replace the switch assembly.

Check the front washer operation.
1. Turn the wiper switch OFF.
2. Connect the battery positive (+) lead to terminal E16-3 (+B) and the negative (-) lead to terminals E16-4 (+S) and E15-2 (EW).
3. Connect the voltmeter positive (+) lead to E16-2 (+1) and the negative (-) lead to terminal E15-2 (EW).
4. Turn the washer switch ON and OFF, and check the voltage between terminals E16-2 (+1) and E15-2 (EW).
  OK:
  Refer to the illustration below.
  
  If the result is not as specified, replace the windshield wiper switch assembly.

Land Cruiser. Urj200, 202 Grj200 Vdj200.Wiper Washer.Wiper And Washer System (W/ Rain Sensor).Wiper Switch Inspection

Check the rear wiper switch.

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

Standard Resistance:

Rear Wiper Switch (w/ Rear Wiper Intermittent Function)
Tester Connection	Switch Condition	Specified Condition
E15-2 (EW) - E15-5 (C1R)	LO	Below 1 Ω
E15-2 (EW) - E15-4 (+1R)	HI	Below 1 Ω
E15-2 (EW) - E15-5 (C1R)	OFF	10 kΩ or higher
E15-2 (EW) - E15-4 (+1R)	OFF	10 kΩ or higher

If the result is not as specified, replace the windshield wiper switch assembly.

Standard Resistance:

Rear Wiper Switch (w/o Rear Wiper Intermittent Function)
Tester Connection	Switch Condition	Specified Condition
E15-2 (EW) - E15-4 (+1R)	ON	Below 1 Ω
E15-2 (EW) - E15-4 (+1R)	OFF	10 kΩ or higher

If the result is not as specified, replace the windshield wiper switch assembly.

Check the rear washer switch.
1. Measure the resistance of the switch.
  Standard Resistance:
  Tester Connection
  Switch Condition
  Specified Condition
  E15-2 (EW) - E16-10 (WR)
  On
  Below 1 Ω
  Off
  10 kΩ or higher
  If the result is not as specified, replace the windshield wiper switch assembly.