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:
Removal
REMOVAL
PROCEDURE
1. REMOVE WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
(See page )
2. REMOVE NO. 1 RADIATOR HOSE
3. REMOVE NO. 2 RADIATOR HOSE
4. DISCONNECT RADIATOR RESERVE TANK HOSE
5. SEPARATE TRANSMISSION OIL COOLER HOSE (for Automatic Transmission)
(a) Disengage the c ...
Steering Angle Sensor Zero Point Malfunction (C1290)
DESCRIPTION
The skid control ECU (brake actuator assembly) acquires steering angle sensor
zero point every time the ignition switch is turned ON and the vehicle is driven
at 35 km/h (22 mph) or more for approximately 5 seconds. The ECU also stores the
previous zero point.
If front wheel alig ...
Entry Interior Alarm does not Sound
DESCRIPTION
The smart key system (for Entry Function) uses the buzzer in the combination
meter assembly to perform various vehicle interior warnings. When the conditions
of each warning are met, the certification ECU (smart key ECU assembly) sends a
buzzer activation request signal to the com ...
