Toyota CH-R Service Manual: Inspection

Toyota CH-R Service Manual / Wiper / Washer / Wiper Switch / Inspection

INSPECTION

PROCEDURE

1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY

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

Standard Resistance:

Front Wiper Switch

Tester Connection	Condition	Specified Condition
F26-2 (+B) - F26-3 (+1)	MIST	Below 1 Ω
F26-3 (+1) - F26-1 (+S)	OFF
F26-3 (+1) - F26-1 (+S)	AUTO
F26-8 (AUTO) - F26-9 (E)	AUTO
F26-2 (+B) - F26-3 (+1)	LO
F26-2 (+B) - F26-4 (+2)	HI

Front Washer Switch

Tester Connection	Condition	Specified Condition
F36-4 (EW) - F36-7 (WF)	ON	Below 1 Ω
F26-5 (WR) - F26-10 (+B2)	ON	Below 1 Ω
F36-4 (EW) - F36-7 (WF)	OFF	10 kΩ or higher
F26-5 (WR) - F26-10 (+B2)	OFF	10 kΩ or higher

Rear Wiper Switch

Tester Connection	Condition	Specified Condition
F36-2 (C1R) - F36-4 (EW)	OFF	10 kΩ or higher
F36-3 (+1R) - F36-4 (EW)	OFF	10 kΩ or higher
F36-2 (C1R) - F36-4 (EW)	INT	Below 1 Ω
F36-3 (+1R) - F36-4 (EW)	ON	Below 1 Ω

Rear Washer Switch

Tester Connection	Condition	Specified Condition
F36-4 (EW) - F26-5 (WR)	ON	Below 1 Ω
F36-7 (WF) - F26-10 (+B2)	ON	Below 1 Ω
F36-4 (EW) - F26-5 (WR)	OFF	10 kΩ or higher
F36-7 (WF) - F26-10 (+B2)	OFF	10 kΩ or higher

Adjusting Ring*

Tester Connection	Condition	Specified Condition
F26-6 (VR2) - F26-7 (VR1)	P1	209 to 231 Ω
	P2	114 to 126 Ω
	P3	58.9 to 65.1 Ω
	P4	Below 1 Ω

HINT:

*: The rain sensor sensitivity can be adjusted by the windshield wiper switch adjusting ring.

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

Windshield Wiper Switch Assembly

(Adjusting Ring Position)

Component without harness connected

(Windshield Wiper Switch Assembly)

On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (a) Check the front washer operation. (1) Connect a voltmeter positive (+) lead to terminal F36-7 (WF) and ...

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