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:
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
ECM
Millimeter Wave Radar Sensor Assembly
Cruise control operation signal
Accelerator pedal idle position signal
Accel overr ...
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 symptom by
check ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) When troubleshooting OBD II (On-Board Diagnostics) vehicles, an OBD II scan
tool (complying with SAE J1978) must be connected to the DLC3 (Data Link Connector
3) of the vehicle. Various data in the vehicle ECM (Engine Control Module) can be
then read.
(b) ...
