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:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE GENERATOR PULLEY
(a) Mount the generator assembly in the vise between aluminum plates.
NOTICE:
Do not overtighten the vise.
(b) Install SST 1-A to the generator pulley shaft.
Text in Illustration
*a
Hold
Turn
...
System Voltage Circuit Short to Ground or Open (P056014)
DESCRIPTION
The battery supplies power to the ECM even when the ignition switch is off. This
power allows the ECM to store data such as DTC history, freeze frame data and fuel
trim values. If the battery voltage falls below a minimum level, the ECM data is
cleared and the ECM determines that ...
