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Last Modified: 11-27-2007 |
1.6 G |
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Service Category: Vehicle Exterior |
Section: Wiper/Washer |
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Model Year: 2008 |
Model: LX570 |
Doc ID: RM000001Y2V009X |
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Title: WIPER / WASHER: WIPER SWITCH: INSPECTION (2008 LX570) |
INSPECTION
1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY
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(a) Check the front wiper switch.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
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Tester Connection
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Switch Condition
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Specified Condition
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E16-1 (+S) - E16-3 (+1)
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AUTO
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Below 1 Ω
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E16-10 (E) - E16-9 (AUTO)
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E16-1 (+S) - E16-3 (+1)
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Off
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E16-2 (+B) - E16-3 (+1)
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MIST
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LO
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E16-2 (+B) - E16-4 (+2)
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HI
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If the result is not as specified, replace the windshield wiper switch assembly.
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(b) Check the front washer switch.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
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Tester Connection
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Switch Condition
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Specified Condition
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E15-2 (EW) - E15-3 (WF)
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On
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Below 1 Ω
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Off
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10 kΩ or higher
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If the result is not as specified, replace the windshield wiper switch assembly.
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(c) Check the rear wiper switch.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
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Tester Connection
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Switch Condition
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Specified Condition
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E15-2 (EW) - E15-6 (C1R)
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LO
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Below 1 Ω
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E15-2 (EW) - E15-7 (+1R)
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HI
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E15-2 (EW) - E15-6 (C1R)
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Off
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10 kΩ or higher
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E15-2 (EW) - E15-7 (+1R)
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If the result is not as specified, replace the windshield wiper switch assembly.
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(d) Check the rear washer switch.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
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Tester Connection
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Switch Condition
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Specified Condition
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E15-2 (EW) - E16-5 (WR)
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On
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Below 1 Ω
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Off
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10 kΩ or higher
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If the result is not as specified, replace the windshield wiper switch assembly.
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