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:

Disassembly
DISASSEMBLY PROCEDURE 1. REMOVE CONSOLE COMPARTMENT DOOR CUSHION HINT: Use the same procedure as for the opposite side. (a) Disengage the claw to remove the console compartment door cushion. 2. REMOVE CONSOLE COMPARTMENT DOOR SUB-ASSEMBLY ...

Removal
REMOVAL PROCEDURE 1. REMOVE REFRIGERANT FROM REFRIGERATION SYSTEM 2. REMOVE AIR CONDITIONER PRESSURE SENSOR (a) Disconnect the connector. (b) Using a 27 mm deep socket wrench, remove the air conditioner pressure sensor. T ...

Pcv Valve
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT PCV VALVE SUB-ASSEMBLY (a) Install a clean hose to the PCV valve sub-assembly. (b) Check the PCV valve sub-assembly operation. (1) Blow air into the cylinder head cover sub-assembly LH side and check that ...

В© 2011-2021 Copyright www.ttguide.net