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 |
|---|---|---|
|
Tire pressure warning light does not illuminate despite tire pressure decreasing |
Initialization |
|
|
Check Data List (ID Tire Inflation Pressure) |
|
|
|
ID code check (Registration) |
|
|
|
Tire pressure warning light remains illuminated (Goes off during initial check) |
Tire pressure warning light circuit |
|
|
Tire pressure warning light remains illuminated (Illuminates during initial check) |
Check Data List (ID Tire Inflation Pressure) |
|
|
Tire pressure adjustment |
|
|
|
ID code check (Registration) |
|
|
|
Initialization |
|
|
|
Initialization cannot be done |
Tire pressure warning reset switch |
|
|
DTC check cannot be done using SST check wire |
TC and CG terminal circuit |
|
|
ECU power source circuit |
|
|
|
Tire position not identified* |
Tire pressure warning valve and transmitter |
|
|
Main body ECU (Multiplex network body ECU) |
- |
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- *: w/ Tire Inflation Pressure Display Function
Registration
REGISTRATION
PROCEDURE
1. BEFORE REGISTRATION
NOTICE:
The transmitter ID is written on the tire pressure warning valve and transmitter.
It is not possible to read the transmitter ID after instal ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK TIRE PRESSURE WARNING ECU AND RECEIVER
(a) Disconnect the T14 tire pressure warning ECU and receiver connector and measure
the voltage and resistance on the wire harness ...
Other materials:
Lost Communication with ECM / PCM "A" (U0100,U0126,U0129,U0142)
DESCRIPTION
These DTCs are stored if there is a malfunction in the CAN communication system
connected to the blind spot monitor sensor.
HINT:
If CAN communication system DTCs are stored, they may also be stored for other
systems.
DTC Code
DTC Detection Condition
...
Terminals Of Ecu
TERMINALS OF ECU
1. NAVIGATION RECEIVER ASSEMBLY
Terminal No. (Symbols)
Wiring Color
Terminal Description
Condition
Specified Condition
N19-3 (ACC2) - N24-7 (GND1)*3
Y - W-B
Power source (ACC)
...
Driving the vehicle
The following procedures should be observed to ensure safe driving.
■ Starting the engine
■ Driving
Automatic transmission
With the brake pedal depressed,
shift the shift lever to D.
Release the parking brake.
Gradually release the brake pedal
and gently depress the acceler ...
