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

Toyota Tacoma (2015-2018) Service Manual / Theft Deterrent / Theft Deterrent System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use this procedure to troubleshoot the theft deterrent system.
*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	CUSTOMER PROBLEM ANALYSIS

(a) Interview the customer to confirm the trouble.

Click here

3.	SYMPTOM SIMULATION

4.	INSPECT 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
CAN DTC is not output	A
CAN DTC is output	B

GO TO CAN COMMUNICATION SYSTEM

5.	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

GO TO STEP 7

6.	PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM*

(a) System Description

Click here (b) Terminals of ECU

(b) Terminals of ECU

Click here (c) Data List / Active Test

Click here

7.	ADJUST, REPAIR OR REPLACE

8.	CONFIRMATION TEST

END

Customize Parameters

CUSTOMIZE PARAMETERS PROCEDURE 1. CUSTOMIZE THEFT DETERRENT SYSTEM (w/ Wireless Door Lock System) HINT: The following items can be customized. NOTICE: When the customer requests a change ...

System Description

SYSTEM DESCRIPTION 1. OUTLINE OF THEFT DETERRENT SYSTEM The theft deterrent system can be set/canceled by locking/unlocking the doors using the following operation: Entry lo ...

Other materials:

Open in Rear Floor Electrical Key Oscillator Circuit (B27A6)
DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the No. 2 indoor electrical key antenna assembly (rear floor). For the No. 2 indoor electrical key antenna assembly (rear floor) to detect when the electrical key transmitter sub- ...

Precaution
PRECAUTION 1. IGNITION SWITCH EXPRESSION (a) The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are used in this section. Expression Ignition Switch (Position) Engine S ...

Rear Power Outlet Switch
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT MAIN SWITCH ASSEMBLY (a) Check the main switch assembly. (1) Measure the resistance according to the value(s) in the table below. Text in Illustration *a Com ...