Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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.gif)
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2. |
CUSTOMER PROBLEM ANALYSIS |
Click here .gif)
(a) Confirm problem symptoms.
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3. |
CHECK CAN COMMUNICATION SYSTEM* |
Click here
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Result |
Proceed to |
|---|---|
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DTCs not output |
A |
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DTCs output |
B |
| B | .gif) |
CHECK CAN COMMUNICATION CIRCUIT |
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4. |
WARNING LIGHT CHECK |
Click here
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5. |
CHECK CHECK (Present and Past DTCs)* |
Click here
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Result |
Proceed to |
|---|---|
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DTCs output |
A |
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DTCs not output |
B |
| B | |
PROBLEM SYMPTOMS TABLE |
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6. |
DTC CHART |
Click here
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7. |
CIRCUIT INSPECTION |
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8. |
REPAIR OR REPLACEMENT |
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9. |
DTC CLEARANCE (Present and Past DTCs)* |
Click here
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10. |
DTC CHECK* |
Click here
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Result |
Proceed to |
|---|---|
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DTCs not output |
A |
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DTCs output |
B |
| B | |
DIAGNOSTIC TROUBLE CODE CHART |
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11. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
Transmitting ECU
(Transmitter)
Receiving ECU
Signal
Communication Method
Airbag Sensor Assembly
ECM
...
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:
Low Output Signal of Front Speed Sensor RH (Test Mode DTC) (C1271,C1272,C1401,C1402)
DESCRIPTION
The speed sensor detects the wheel speed and sends the appropriate signals to
the skid control ECU (master cylinder solenoid). These signals are used for brake
control.
The speed sensor rotors have rows of alternating N and S magnetic poles and their
magnetic fields change when t ...
4WD Control ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
4WD Control ECU Communication Stop Mode
Either condition is met:
Communication stop for "Four Wheel Drive Control" is indicated
on the "Communication Bus C ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL ENGINE WATER PUMP ASSEMBLY
(a) Install the engine water pump assembly and a new gasket to the timing
chain cover assembly with the 15 bolts.
Torque:
for Bolt A and B :
11 N·m {112 kgf·cm, 8 ft·lbf}
for Bolt C :
21 N·m {214 kgf ...
