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 |
See page |
|---|---|---|
|
Remote Control System does not Operate |
Proceed to "Remote Control System does not Operate" |
|
|
Sliding Roof does not Move by Operating Sliding Roof Control Switch |
Proceed to "Sliding Roof does not Move by Operating Sliding Roof Control Switch" |
|
|
Slide roof warning buzzer malfunction |
Meter / gauge system |
|
|
Main body ECU (multiplex network ECU) |
|
|
|
Slide roof does not move |
Sliding roof switch (Roof console box assembly) |
|
|
Wire harness or connector |
- |
|
|
Sliding roof ECU (Sliding roof drive gear sub-assembly) |
|
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Initialization
INITIALIZATION
1. INITIALIZE SLIDING ROOF SYSTEM
NOTICE:
Before starting this operation, make sure that the guide rails are not
deformed and there is no foreign matter on the guide rail ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)
(a) Disconnect the S50 sliding roof ECU (sliding roof drive gear sub-assembly)
connector.
(b) Measure the resis ...
Other materials:
Auto Up Operation does not Fully Close Power Window (Jam Protection Function
is Activated)
DESCRIPTION
If a door glass or a power window regulator motor assembly does not operate smoothly,
the jam protection function may be triggered automatically, resulting in the auto
up function being unable to fully close the window.
HINT:
This symptom may occur for any of the windows.
CAUTION ...
System Description
SYSTEM DESCRIPTION
1. SYSTEM DESCRIPTION
HINT:
The skid control ECU is built into the hydraulic brake booster.
(a) ABS (Anti-lock Brake System)
The ABS helps prevent the wheels from locking when the brakes are applied firmly
or when braking on a slippery surface.
(b) Multi-terrain Anti-lock ...
Parking Brake Switch Circuit
DESCRIPTION
This circuit is from the parking brake switch assembly to the navigation receiver
assembly.
WIRING DIAGRAM
PROCEDURE
1.
CHECK VEHICLE SIGNAL (OPERATION CHECK)
(a) Display the "Vehicle Signal Check Mode" screen (See page
). ...
