Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the manual transaxle system.

    *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CUSTOMER PROBLEM ANALYSIS

(a) Refer to the How to Troubleshoot ECU Controlled Systems in Introduction section.

Click here

NEXT

3.

INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

HINT:

If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.

NEXT

4.

CHECK CAN COMMUNICATION SYSTEM*

(a) Using the Techstream, check if the CAN communication system is functioning normally.

HINT:

  • Refer to CAN Bus Check in CAN Communication System.

    Click here

  • The ECM is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there are no malfunctions in the CAN communications system.

Result

Proceed to

CAN communication system DTCs are not output.

A

CAN communication system DTCs are output.

B

B

GO TO CAN COMMUNICATION SYSTEM

A

5.

CHECK AND CLEAR DTCS AND FREEZE FRAME DATA*

(a) Refer to DTC Check/Clear.

Click here

NEXT

6.

SELECT CHECK MODE DIAGNOSIS*

(a) Refer to Check Mode Procedure.

Click here

NEXT

7.

CHECK FOR DTC*

(a) Proceed to DTC Check/Clear.

Click here

Result

Proceed to

DTCs are not output.

A

DTCs are output.

B

B

GO TO STEP 12

A

8.

SYMPTOM SIMULATION

(a) Refer to Symptom Simulation.

Click here

NEXT

9.

COMPONENT INSPECTION

NEXT

10.

REPAIR OR REPLACE

NEXT

11.

CONFIRMATION TEST

NEXT

END

12.

DIAGNOSTIC TROUBLE CODE CHART

(a) Proceed to Diagnostic Trouble Code Chart.

Click here

NEXT

13.

CIRCUIT INSPECTION*

NEXT

14.

IDENTIFICATION OF PROBLEM

NEXT

15.

REPAIR OR REPLACE

NEXT

16.

CONFIRMATION TEST

NEXT

END

Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS HINT: Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the Techstream when the ECM is in check mode. In check mode, the ECM ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE 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 listed in order of pro ...

Other materials:

Inspection
INSPECTION PROCEDURE 1. INSPECT CYLINDER BLOCK FOR WARPAGE (a) Using a precision straightedge and feeler gauge, measure the warpage of the contact surface of the cylinder head gasket. Standard warpage: 0 to 0.05 mm (0 to 0.00197 in.) Maximum warpage: 0.07 mm (0.00276 ...

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows t ...

Installation
INSTALLATION PROCEDURE 1. INSTALL FRONT BUMPER ASSEMBLY (a) w/ Fog Light: (1) Connect the 2 connectors. (b) Engage the 3 claws and guide to install the front bumper assembly. (c) Remove the protective tape. (d) Install the 6 clips. (e) Engage the clamp. (f) Connect the connector. (g) Insta ...

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