Toyota Tacoma manuals

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

CAUTION / NOTICE / HINT

HINT:

  • Use these procedures to troubleshoot the key reminder warning system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

INSPECT BATTERY VOLTAGE

(a) Check the battery voltage.

Standard voltage:

11 to 14 V

HINT:

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

NEXT

3.

CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN communication system is functioning normally.

Click here

Result

Proceed to

DTC is not output

A

DTC is output

B

B

GO TO CAN COMMUNICATION SYSTEM

A

4.

PROBLEM SYMPTOMS TABLE

Result

Proceed to

Fault is not listed on Problem Symptoms Table

A

Fault is listed on Problem Symptoms Table

B

B

GO TO STEP 6

A

5.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU.

Click here (b) Data List / Active Test.

(b) Data List / Active Test.

Click here

NEXT

6.

REPAIR OR REPLACE

NEXT

7.

CONFIRMATION TEST

NEXT

END

System Diagram
SYSTEM DIAGRAM ...

System Description
SYSTEM DESCRIPTION 1. KEY REMINDER WARNING SYSTEM DESCRIPTION (a) When the driver side door is opened with the ignition key in the ACC or LOCK position, this system causes the key reminder warning ...

Other materials:

Pattern Select Switch
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE INSTRUMENT PANEL LOWER CENTER FINISH PANEL (See page ) 2. REMOVE PATTERN SELECT SWITCH ASSEMBLY (a) Detach the 2 claws to remove the pattern select switch assembly from the instrument panel lower c ...

Removal
REMOVAL PROCEDURE 1. REMOVE NO. 2 ENGINE UNDER COVER SUB-ASSEMBLY (w/ Off Road Package) 2. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY 3. DRAIN ENGINE COOLANT 4. REMOVE V-BANK COVER SUB-ASSEMBLY 5. REMOVE RADIATOR SUPPORT TO FRAME SEAL (a) Remove the 7 clips and radiator su ...

Clutch Switch Circuit
DESCRIPTION Clutch switch circuit inspection is necessary for manual transmission vehicles. When the clutch pedal is released, the ECM receives the positive (+) battery voltage through the ECU-IG NO. 2 fuse and ignition switch. While the clutch pedal is depressed, the clutch switch assembly se ...

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