Toyota Tacoma (2015-2018) Service Manual: 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 checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Front wipers do not operate at all |
Windshield wiper switch assembly |
|
|
Windshield wiper motor assembly |
|
|
|
Front wiper system does not operate in LO or MIST |
Windshield wiper switch assembly |
|
|
Windshield wiper motor assembly |
|
|
|
Front wiper system does not operate in HI |
Windshield wiper switch assembly |
|
|
Windshield wiper motor assembly |
|
|
|
Front washer system does not operate |
Windshield washer motor and pump assembly |
|
|
Windshield wiper switch assembly |
|
|
|
Harness or connector |
- |
|
|
Front wipers do not operate when the washer fluid is sprayed with the windshield washer switch on |
Windshield wiper switch assembly |
|
|
Harness or connector |
- |
|
|
Washer fluid does not flow |
Washer fluid |
- |
|
Washer hose and washer nozzle sub-assembly |
|
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|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Washer fluid level warning message on the multi-information display or Indicator does not operate |
Level warning switch assembly |
|
|
Combination meter assembly |
|
|
|
Harness or connector |
- |
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 ...
Wiper Switch
...
Other materials:
ECU Power Source Circuit
DESCRIPTION
The IG circuit is the power source for the tire pressure warning ECU and receiver.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the tire pressure warning ECU and receiver, read the
transmitter IDs stored in the old ECU using the Techstream and write th ...
Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
CAUTION:
Wear protective gloves. Sharp areas on the parts may injure your hands.
PROCEDURE
1. INSTALL SEPARATE TYPE REAR SEATBACK COVER
(a) Using hog ring pliers, install the separate type rear seatback cover
with 2 new hog rings.
Text in Il ...
System Diagram
SYSTEM DIAGRAM
...
