Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the power window control system.
- *: Use the Techstream.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
CUSTOMER PROBLEM ANALYSIS |
- 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.
- The following 5 items are important points in the problem analysis:
What
Vehicle model, system name
When
Date, time, occurrence frequency
Where
Road conditions
Under what conditions?
Driving conditions, weather conditions
How did it happen?
Problem symptoms
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3. |
PRE-CHECK |
(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.
(b) Check the fuses and relays.
(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
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4. |
INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the LIN communication system is functioning normally.
Click here .gif)
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Result |
Proceed to |
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No DTCs output |
A |
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DTCs output |
B |
| B | .gif) |
GO TO LIN COMMUNICATION SYSTEM |
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5. |
CHECK LIN COMMUNICATION SYSTEM POWER WINDOW REGULATOR MASTER SWITCH |
(a) Manually operate power window regulator master switch assembly to confirm front passenger side power window functions.
Click here
OK:
Front passenger side power window regulator motors operate by power window regulator master switch assembly
| NG | |
GO TO REMOTE UP / DOWN FUNCTION DOES NOT OPERATE |
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6. |
CHECK FOR DTC* |
(a) Check for DTCs and note any codes that are output.
Click here
(b) Clear the DTCs.
(c) Recheck for DTCs.
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Result |
Proceed to |
|---|---|
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No DTCs output |
A |
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DTCs output |
B |
| B | |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
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7. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
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Result |
Proceed to |
|---|---|
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Fault is not listed in problem symptoms table |
A |
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Fault is listed in problem symptoms table |
B |
| B | |
GO TO STEP 9 |
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8. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check
Click here
(b) Data List / Active Test
Click here
(c) Terminals of ECU
Click here
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9. |
REPAIR OR REPLACE |
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10. |
RESET POWER WINDOW MOTOR |
(a) If any of the door window regulators, power window regulator motor assemblies, door glass or door glass runs have been removed and reinstalled, perform "Initialize Power Window Control System" for the applicable door glass.
Click here
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11. |
CONFIRMATION TEST |
| NEXT | |
END |
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below ar ...
System Description
SYSTEM DESCRIPTION
1. POWER WINDOW CONTROL SYSTEM DESCRIPTION
(a) The power window control system controls the power window operation using
the power window regulator motors. The main controls of ...
Other materials:
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL REAR BUMPER SIDE STAY LH
(a) Install the rear bumper side stay LH with the 2 bolts.
Torque:
30 N·m {306 kgf·cm, 22 ft·lbf}
2. INSTALL REAR BUMPER SIDE STAY RH
HINT:
Use the same procedure as for ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL FRONT PROPELLER SHAFT UNIVERSAL JOINT SPIDER BEARING
(a) Apply MP grease to a new spider and spider bearing.
(b) Fit the spider into the flange yoke.
(c) Measure dimension A between the snap ring grooves.
...
Off-road precautions (4WD models and PreRunner)
This vehicle has higher ground clearance and narrower tread in relation to
the height of its center of gravity to make it capable of performing in a wide variety
of off-road applications.
Off-road vehicle feature
● Specific design characteristics give it a higher center of gravity than o ...
