Toyota Tacoma manuals

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

CAUTION / NOTICE / HINT

HINT:

*: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

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.
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?

Running conditions, driving conditions, weather conditions

How did it happen?

Problem symptoms

NEXT

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.

NEXT

4.

INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Check if CAN communication DTCs are output.

Click here

Result

Proceed to

CAN communication DTCs are not output

A

CAN communication DTCs are output

B

B

GO TO CAN COMMUNICATION SYSTEM

A

5.

CHECK FOR DTC*

HINT:

Refer to DTC Check / Clear.

Click here

Result

Proceed to

DTCs are not output

A

DTCs are output

B

B

GO TO DTC CHART

A

6.

REFER TO PROBLEM SYMPTOMS TABLE

HINT:

Refer to Problem Symptoms Table.

Click here

Result

Proceed to

Malfunctioning parts are not confirmed

A

Malfunctioning parts are confirmed

B

B

GO TO STEP 12

A

7.

OVERALL ANALYSIS AND TROUBLESHOOTING*

HINT:

Refer to Data List / Active Test.

Click here

Result

Proceed to

Malfunctioning parts are not confirmed

A

Malfunctioning parts are confirmed

B

B

GO TO STEP 12

A

8.

CHECK ECM CIRCUIT

HINT:

Refer to Terminals of ECM.

Click here

NG

GO TO STEP 12

OK

9.

CHECK FOR INTERMITTENT PROBLEMS

HINT:

Refer to Symptom Simulation.

Click here

NEXT

10.

CONDUCT PARTS INSPECTION

NEXT

11.

IDENTIFY PROBLEM

NEXT

12.

ADJUST AND/OR REPAIR

NEXT

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:

Disposal
DISPOSAL CAUTION / NOTICE / HINT CAUTION: Before performing pre-disposal deployment of any SRS part, review and closely follow all applicable environmental and hazardous material regulations. Predisposal deployment may be considered hazardous material treatment. PROCEDURE 1. PRECAUTION ...

Operation Check
OPERATION CHECK 1. CHECK INTERMITTENT CONTROL FUNCTION (w/ Intermittent Time Adjustment Switch) (a) Turn the ignition switch to ON. (b) Turn the windshield wiper switch assembly to the INT position. (c) Check that the intermittent operation interval can be adjusted from approximately 1.6 to 10 ...

Removal
REMOVAL CAUTION / NOTICE / HINT Text in Illustration *a Object Exceeding Weight Limit of Transmission Jack Be sure to perform this procedure with several people as the rear differential carrier assembly is very heavy. Be sure to follow the procedure ...

В© 2011-2025 Copyright www.ttguide.net