Toyota Tacoma (2015-2018) Service Manual: Operation Check
OPERATION CHECK
1. CHECK INTERMITTENT CONTROL FUNCTION (w/ Intermittent Time Adjustment Switch)
(a) Turn the ignition switch to ON.
(b) Turn the windshield wiper switch assembly to the INT position.
(c) Check that the intermittent operation interval can be adjusted from approximately 1.6 to 10.7 seconds by operating the intermittent timing switch.
2. CHECK WASHER-LINKED WIPER WITH DRIP-PREVENTION FUNCTION
(a) Turn the ignition switch to ON.
(b) Turn the windshield wiper switch assembly to the off position.
(c) Washer-linked Function:
(1) When the washer switch is turned on for approximately 2.2 seconds or more, washer fluid sprays and LO operation of the front wipers is performed simultaneously. After the washer switch is turned off, check that LO operation of the front wipers is performed 3 times.
(d) Drip-prevention Function:
(1) With the vehicle stopped (below approximately 4 km/h [2.5 mph]) and the front wipers not operating after washer-linked operation completes, check that the front wipers operate once and wipe off the washer fluid after approximately 3 seconds elapse.
System Diagram
SYSTEM DIAGRAM
1. FRONT WIPER AND WASHER SYSTEM
2. WASHER FLUID LEVEL WARNING SYSTEM
...
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 lis ...
Other materials:
Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION
The No. 1 stereo jack adapter assembly sends the sound signal from an external
device to the radio and display receiver assembly via this circuit.
If there is an open or short in the circuit, sound cannot be heard from the speakers
even if there is no malfunction in the radio and d ...
A-TRAC Indicator Light Remains ON
DESCRIPTION
This is the A-TRAC main switch circuit. When the A-TRAC switch is turned on with
the transfer in L4, the A-TRAC function is available and the A-TRAC indicator light
illuminates.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (master ...
Initialization
INITIALIZATION
NOTICE:
Initialization can only be performed for vehicles with a tire pressure
warning reset switch.
If initialization is performed, the existing tire positions will be
cleared, but will be automatically identified when the vehicle is driven
at 37 km/h (23 mp ...
