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 power door lock control system.
  • *: 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 for 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.

CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

(a) Using the Techstream, check for LIN communication system DTCs.

Click here

Result

Proceed to

LIN DTCs are not output

A

LIN DTCs are not output

B

B

GO TO LIN COMMUNICATION SYSTEM

A

5.

CHECK FOR DTC (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY)*, *1

  • *1: w/ Jam Protection

(a) Clear the DTCs.

Click here (b) Recheck for DTCs.

(b) Recheck for DTCs.

Result

Proceed to

DTC B2312 is not output

A

DTC B2312 is output

B

B

GO TO POWER WINDOW CONTROL SYSTEM

A

6.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here

Result

Proceed to

Fault is not listed in Problem Symptoms Table

A

Fault is listed in Problem Symptoms Table

B

B

GO TO STEP 9

A

7.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU.

Click here (b) Data List / Active Test.

(b) Data List / Active Test.

Click here (c) Operation Check.

(c) Operation Check.

Click here

NEXT

8.

REPAIR OR REPLACE

NEXT

9.

CONFIRMATION TEST

NEXT

END

Customize Parameters
CUSTOMIZE PARAMETERS 1. CUSTOMIZE POWER DOOR LOCK CONTROL SYSTEM HINT: The following items can be customized. NOTICE: When the customer requests a change in a function, first make sure th ...

Operation Check
OPERATION CHECK 1. CHECK POWER DOOR LOCK OPERATION NOTICE: The operation check below is based on the non-customized initial condition of the vehicle. (a) Check basic functions. (1) Check that a ...

Other materials:

Customize Parameters
CUSTOMIZE PARAMETERS PROCEDURE 1. CUSTOMIZE WIRELESS DOOR LOCK CONTROL SYSTEM HINT: The following items can be customized. NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Be sure to make a note of the current setti ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS Click here (a) Confirm problem s ...

Output Shaft
Components COMPONENTS ILLUSTRATION Disassembly DISASSEMBLY PROCEDURE 1. REMOVE FRONT OUTPUT SHAFT BEARING (a) Temporarily install the manual transmission output shaft rear set nut to the output shaft. Text in Illustration *1 Manual ...

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