Toyota Tacoma (2015-2018) Service Manual: Inspection

Toyota Tacoma (2015-2018) Service Manual / Wiper / Washer / Wiper Switch / Inspection

INSPECTION

PROCEDURE

1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY

(a) Check the resistance.

Text in Illustration

*a	Component without harness connected (Windshield Wiper Switch Assembly)

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

Standard Resistance:

Wiper Switch

Tester Connection	Switch Condition	Specified Condition
A-2 (+B) - A-3 (+1)	MIST	Below 1 Ω
A-1 (+S) - A-3 (+1)	OFF
A-1 (+S) - A-3 (+1)	INTO
A-2 (+B) - A-3 (+1)	LO
A-2 (+B) - A-4 (+2)	HI

Standard Resistance:

Front Washer Switch

Tester Connection	Switch Condition	Specified Condition
B-4 (EW) - B-7 (WF)	OFF	10 kΩ or higher
B-4 (EW) - B-7 (WF)	ON	Below 1 Ω

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

Removal

REMOVAL PROCEDURE 1. REMOVE LOWER STEERING COLUMN COVER 2. REMOVE UPPER STEERING COLUMN COVER 3. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY (a) Disconnect the 2 connectors. Tex ...

Installation

INSTALLATION PROCEDURE 1. INSTALL WINDSHIELD WIPER SWITCH ASSEMBLY (a) Engage the claw to install the windshield wiper switch assembly. (b) Connect the 2 connectors. 2. INSTALL UPPER STEERING COL ...

Other materials:

Check Bus 5 Lines for Short Circuit
DESCRIPTION There may be a short circuit between the CAN main bus lines and/or CAN branch lines when the resistance between terminals 15 (CA5H) and 16 (CA5L) of the central gateway ECU (network gateway ECU) is below 54 Ω. Detection Item Trouble Area Resi ...

Fail-safe Chart
FAIL-SAFE CHART 1. FAIL-SAFE OPERATION AND DEACTIVATION CONDITION TOUCH SELECT 2-4 AND HIGH-LOW SYSTEM DTC No. Fail-safe Operation Fail-safe Deactivation Condition U0100 Switching between H4 and L4 prohibited (shift position N*1 or neut ...

Tire Pressure Monitor ECU Communication Stop (C2179/79)
DESCRIPTION The main body ECU (multiplex network body ECU) sends signals to the tire pressure warning ECU and receiver via a direct line. DTC No. Detection Item DTC Detection Condition Trouble Area Note C2179/79 T ...