Toyota Tacoma 2015-2018 Service Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN and multiplex communication system.
- *: 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 |
(a) Refer to the How to Troubleshoot ECU Controlled Systems in Introduction section.
Click here .gif)
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3. |
INSPECT BATTERY VOLTAGE |
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
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4. |
CONNECT TECHSTREAM TO DLC3* |
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5. |
CHECK AND CLEAR DTCS AND FREEZE FRAME DATA* |
(a) Refer to DTC Check/Clear.
Click here
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6. |
VISUAL INSPECTION |
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7. |
SELECT CHECK MODE DIAGNOSIS* |
(a) Refer to Check Mode Procedure.
Click here
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8. |
PROBLEM SYMPTOM CONFIRMATION |
(a) Refer to Road Test.
Click here
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Result |
Proceed to |
|---|---|
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Symptom does not occur |
A |
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Symptom occurs |
B |
| B | .gif) |
GO TO STEP 10 |
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9. |
SYMPTOM SIMULATION |
(a) Refer to Symptom Simulation.
Click here
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10. |
DTC CHECK* |
(a) Refer to DTC Check/Clear.
Click here
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Result |
Proceed to |
|---|---|
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DTC is not output |
A |
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DTC is output |
B |
| B | |
GO TO STEP 18 |
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11. |
BASIC INSPECTION |
(a) Refer to Park/Neutral Position Switch.
Click here
(b) Refer to Shift Lever Assembly.
Click here
| NG | |
GO TO STEP 21 |
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12. |
MECHANICAL SYSTEM TESTS |
(a) Refer to Mechanical System Tests.
Click here
| NG | |
GO TO STEP 17 |
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13. |
HYDRAULIC TEST |
(a) Refer to Hydraulic Test.
Click here
| NG | |
GO TO STEP 17 |
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14. |
MANUAL SHIFTING TEST |
(a) Refer to Manual Shifting Test.
Click here
| NG | |
GO TO STEP 16 |
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15. |
PROBLEM SYMPTOMS TABLE CHAPTER 1 |
(a) Refer to Problem Symptoms Table.
Click here
| NG | |
GO TO STEP 19 |
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16. |
PROBLEM SYMPTOMS TABLE CHAPTER 2 |
(a) Refer to Problem Symptoms Table.
Click here
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17. |
COMPONENT INSPECTION |
| NEXT | |
GO TO STEP 21 |
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18. |
DTC CHART |
(a) Refer to Diagnostic Trouble Code Chart.
Click here
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19. |
CIRCUIT INSPECTION |
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20. |
IDENTIFICATION OF PROBLEM |
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21. |
REPAIR OR REPLACE |
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22. |
CONFIRMATION TEST |
| NEXT | |
END |
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
System Description
SYSTEM DESCRIPTION
1. SYSTEM DESCRIPTION
(a) The Electronic Controlled Automatic Transmission (ECT) is an automatic transmission
that has its shift timing electronically controlled by the ECM. The ...
Other materials:
Components
COMPONENTS
ILLUSTRATION
*1
COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY
*2
FRONT FENDER UPPER PROTECTOR LH
*3
FRONT FENDER UPPER PROTECTOR RH
*4
FRONT WIPER ARM HEAD CAP
*5
WINDSH ...
Rear differential lock system
The rear differential lock system is provided for use only when wheel spinning
occurs in a ditch or on a slippery or rugged surface.
The rear differential lock system is effective in case one of the rear wheels
is spinning.
Press the RR DIFF LOCK switch to lock the rear differential.
At thi ...
AUTO LSD Indicator Light does not Come ON
DESCRIPTION
The AUTO LSD does not operate even if the VSC OFF switch is pressed under the
following conditions:
The brake system is faulty.
The temperature inside the hydraulic brake booster increases and the
AUTO LSD operation is suspended.
The rear differential is locked.
...