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:
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE MILLIMETER WAVE RADAR WIRE (w/ Toyota Safety Sense P)
Click here
2. REMOVE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Toyota Safety Sense P)
Click here
3. REMOVE NO. 1 RADIATOR GRILLE GARNISH
(a) When Replacing the No. 1 Radiator Grille Garnish:
(1) Apply p ...
Skid Control Buzzer Circuit (C1A4A)
DESCRIPTION
Based on dynamic radar cruise control system operation, the forward recognition
camera provides warnings to the driver by sounding the skid control buzzer.
DTC C1A4A is stored when a malfunction is detected in the skid control buzzer
circuit.
DTC No.
Detectio ...
Air Conditioning Amplifier Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Air Conditioning Amplifier Communication Stop Mode
Either condition is met:
Communication stop for "Air Conditioning Amplifier" is indicated
on the "Commun ...
