Toyota Tacoma (2015-2018) Service Manual: Steering Lock System
- Precaution
- Parts Location
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Diagnosis System
- Dtc Check / Clear
- Terminals Of Ecu
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Open / Short in Steering Lock ECU (B2781)
- Power Source Control ECU Malfunction (B2782)
- IG2 Signal Malfunction (B2788)
- Unable to Lock Steering Wheel
- Unable to Unlock Steering Wheel (Engine cannot Start)
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL UN-LOCK WARNING SWITCH ASSEMBLY (w/o Smart Key System)
(a) Engage the 2 claws to install the un-lock warning switch assembly to the
upper steering column bracket a ...
Precaution
PRECAUTION
1. PRECAUTIONS WHEN CHECKING FOR DTCS
(a) When the cable is disconnected from the negative (-) battery terminal, the
DTCs stored in the steering lock ECU (steering lock actuator or UPR ...
Other materials:
SM Solenoid Circuit (C1225,C1468,C1469,C146A,C146B)
DESCRIPTION
These solenoids turn on when signals are received from the skid control ECU (brake
actuator assembly) and they control the pressure acting on the wheel cylinders to
control the braking force.
DTC No.
Detection Item
DTC Detection Condition
...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
The 4 wheel drive control ECU records DTCs when the ECU detects a malfunction
in the ECU itself or in system circuits.
The DTCs can be read through the DLC3 of the vehicle. When the system seems to
be malfunctioning, use the Techstream to check for malfunctions ...
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 ...
