Toyota Tacoma (2015-2018) Service Manual: Theft Deterrent System
- Parts Location
- Precaution
- Customize Parameters
- How To Proceed With Troubleshooting
- System Description
- System Diagram
- Diagnosis System
- Problem Symptoms Table
- Terminals Of Ecu
- Data List / Active Test
- Theft Deterrent System cannot be Set or Unset
- Theft Deterrent System is not Unset when Engine is Running
- Theft Deterrent System Unexpectedly Sets Itself
- Some Alarm Functions do not Operate
- While Alarm is Armed, Battery is Reconnected but Alarm does not Sound
- While Alarm is Armed, Engine Hood is opened but Alarm does not Sound
Security Horn Assembly
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT SECURITY HORN ASSEMBLY
(a) Check the operation.
(1) Apply battery voltage and check operation o ...
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Other materials:
While Alarm is Armed, Engine Hood is opened but Alarm does not Sound
DESCRIPTION
A situation in which the alarm is armed but does not sound when the hood is opened
can be caused when the main body ECU (multiplex network body ECU) cannot detect
whether the hood courtesy switch is open or closed.
If the alarm does not sound, there may be a malfunction in the hood ...
Steering Angle Sensor Unusual Bank Angle Detected (C1440)
DESCRIPTION
If the skid control ECU (master cylinder solenoid) determines that the vehicle
is being driven at a steep bank angle, the skid control ECU (master cylinder solenoid)
stores DTC C1440 while VSC operation is temporarily disabled. It is not a malfunction
if the system and sensor circ ...
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 ...
