Toyota Tacoma 2015-2018 Service Manual: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY (w/ Intermittent function)
(a) Remove the steering column cover.
(b) Check the front wiper intermittent operation.
Text in Illustration
|
*a |
Component with harness connected (Windshield Wiper Switch Assembly) |
(1) Turn the ignition switch on (IG).
(2) Turn the wiper switch to the INT position.
(3) Operate the intermittent wiper and check the voltage between terminals C12-3 (+1) and C13-4 (EW).
HINT:
Measure the voltage on the wire harness side with the connector connected.
OK:
Voltage changes as shown in the illustration.
If the result is not as specified, replace the windshield wiper switch assembly.
(c) Check the front washer operation.
Text in Illustration
|
*a |
Component with harness connected (Windshield Wiper Switch Assembly) |
(1) Turn the ignition switch on (IG).
(2) Turn the washer switch on and off, and check the voltage between terminals C13-7 (WF) and C13-4 (EW).
HINT:
Measure the voltage on the wire harness side with the connector connected.
OK:
Voltage changes as shown in the illustration.
(3) Install the steering column cover.
Components
COMPONENTS
ILLUSTRATION
...
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 ...
Other materials:
Removal
REMOVAL
CAUTION / NOTICE / HINT
PROCEDURE
1. PRECAUTION
CAUTION:
Be sure to read Precaution thoroughly before servicing (See page
).
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting
the cable from the negative (-) battery terminal. Therefore ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK TIRE PRESSURE WARNING ECU AND RECEIVER
(a) Disconnect the T14 tire pressure warning ECU and receiver connector and measure
the voltage and resistance on the wire harness side.
Text in Illustration
*A
w/o Wireless Door Lock System
...
