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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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:
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE STEERING GEAR OUTLET RETURN TUBE
(a) Using a union nut wrench, remove the steering gear outlet return tube.
2. REMOVE STEERING TURN PRESSURE TUBE
(a) Using a union nut wrench, remove the 2 pressure tubes.
(b) Remove the 4 O-rings from the pressure tubes.
3. ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Check the DTCs.
(1) Turn the ignition switch off.
(2) Connect the Techstream to the DLC3.
(3) Turn the ignition switch to ON.
(4) Turn the Techstream on.
(5) Read the DTCs following the prompts on the Techstream screen. Enter the following
menus: Powertrai ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT DRIVE BELT
(a) Visually check the belt for defects, such as excessive wear and frayed cords.
If any defects are found, replace the drive belt.
HINT:
Replace the belt if there are any missing ribs.
2. BLEED POWER STEERING SYSTEM
(a) Check the fluid ...
