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:

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Smart Access or Main Body / Trouble Codes. (e) Check the details of the DTC(s) (See page ). 2. CLEAR DTC ...

Installation
INSTALLATION PROCEDURE 1. INSTALL FLYWHEEL HOUSING SIDE COVER (a) Install the flywheel housing side cover to the cylinder block sub-assembly. 2. INSTALL STARTER ASSEMBLY (a) Install the starter assembly with the 2 bolts. Torque: 37 N·m {377 kgf·cm, 27 ft·lbf} (b) Connect the engine wire ...

Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Powertrain / Radar Cruise 1*1 / Trouble Codes. (e) Enter the following menus: Powertrain / Radar Cruise 2*2 / Trouble Codes. (f) C ...

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