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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2. |
CUSTOMER PROBLEM ANALYSIS CHECK |
HINT:
- In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
- Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
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What |
Vehicle model, system name |
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When |
Date, time, occurrence frequency |
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Where |
Road conditions |
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Under what conditions? |
Running conditions, driving conditions, weather conditions |
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How did it happen? |
Problem symptoms |
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3. |
INSPECT BATTERY VOLTAGE |
(a) Measure the battery voltage.
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
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4. |
INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Check if CAN communication DTCs are output.
Click here .gif)
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Result |
Proceed to |
|---|---|
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CAN communication DTCs are not output |
A |
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CAN communication DTCs are output |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
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5. |
CHECK FOR DTC* |
HINT:
Refer to DTC Check / Clear.
Click here
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Result |
Proceed to |
|---|---|
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DTCs are not output |
A |
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DTCs are output |
B |
| B | |
GO TO DTC CHART |
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6. |
REFER TO PROBLEM SYMPTOMS TABLE |
HINT:
Refer to Problem Symptoms Table.
Click here
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Result |
Proceed to |
|---|---|
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Malfunctioning parts are not confirmed |
A |
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Malfunctioning parts are confirmed |
B |
| B | |
GO TO STEP 12 |
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7. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
HINT:
Refer to Data List / Active Test.
Click here
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Result |
Proceed to |
|---|---|
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Malfunctioning parts are not confirmed |
A |
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Malfunctioning parts are confirmed |
B |
| B | |
GO TO STEP 12 |
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8. |
CHECK ECM CIRCUIT |
HINT:
Refer to Terminals of ECM.
Click here
| NG | |
GO TO STEP 12 |
|
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9. |
CHECK FOR INTERMITTENT PROBLEMS |
HINT:
Refer to Symptom Simulation.
Click here
|
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10. |
CONDUCT PARTS INSPECTION |
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11. |
IDENTIFY PROBLEM |
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12. |
ADJUST AND/OR REPAIR |
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13. |
CONDUCT CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
Charging System
Symptom
Suspected Area
See page
Charging System Warning Displayed
Battery
...
Other materials:
Removal
REMOVAL
PROCEDURE
1. REMOVE STEERING PAD
(See page )
2. REMOVE STEERING WHEEL ASSEMBLY
3. REMOVE LOWER STEERING COLUMN COVER
4. REMOVE UPPER STEERING COLUMN COVER
5. REMOVE SPIRAL CABLE SUB-ASSEMBLY WITH SENSOR
(a) Slide the slider and disconnect the airbag connector ...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
CAUTION:
Some of these service operations affect the SRS airbag system. Read
the precautionary notices concerning the SRS airbag system before servicing
(See page ).
If the side airbag was deployed, replace the front seat assembly with
...
Key Cannot be Registered
DESCRIPTION
A maximum of 5 master key ID codes can be registered.
WIRING DIAGRAM
Refer to "B2780" (See page )
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is replaced, refer to Registration (See page
).
PROCEDURE
1.
CHECK REGISTRATIO ...