Toyota Tacoma (2015-2018) Service Manual: Wireless Door Lock Control System(w/o Smart Key System)
- Precaution
- Parts Location
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Operation Check
- Customize Parameters
- Problem Symptoms Table
- Registration
- Diagnosis System
- Terminals Of Ecu
- Data List / Active Test
- No Answer-Back
Wireless Door Lock Tuner Circuit Malfunction (B1242)
DESCRIPTION
The door control receiver is used to receive radio waves relating to the entry
functions of the electrical key transmitter sub-assembly. The certification ECU
(smart key ECU assembly) ...
Precaution
PRECAUTION
1. DOOR CONTROL RECEIVER EXPRESSIONS
(a) The type of door control receiver used on this model differs according to
the specifications of the vehicle. The expressions listed in the table ...
Other materials:
Interior Light Auto Cut Circuit
DESCRIPTION
When the battery saving control operates, the main body ECU (multiplex network
body ECU) controls the operation of the DOME CUT relay, that is built in to the
driver side junction block, to turn off the interior lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
In ...
Parking Brake Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT PARKING BRAKE SWITCH ASSEMBLY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Text in Illustration
On
Off
...
Driver Side Door Entry Lock and Unlock Functions do not Operate
DESCRIPTION
If the entry lock and unlock functions do not operate for the driver door only,
the request code may not be being transmitted from the driver door or the front
door outside handle assembly LH (touch sensor) may be malfunctioning. If the entry
functions for other doors operate prop ...
