Toyota Tacoma 2015-2018 Service Manual: Steering Column
- Steering Column Assembly
- 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)
- Steering System
Reassembly
REASSEMBLY
CAUTION / NOTICE / HINT
NOTICE:
When installing, coat the parts indicated by the arrows with power steering fluid
(See page ).
PROCEDURE
1. INSTALL VANE PUMP HOUSING OIL SEAL
(a) ...
Other materials:
Voice is not Recognized
PROCEDURE
1.
CHECK CONDITION
(a) Check if the system voice recognition level is low when recognizing a particular
voice.
Result
Result
Proceed to
System voice recognition level is low with any voice
A
...
System Diagram
SYSTEM DIAGRAM
Circuit Description
Component
Outline
Steering Lock ECU (Steering Lock Actuator or UPR Bracket Assembly)
The steering is locked and unlocked by communicating with the
certification ECU (smart key ECU assembly) via L ...
Terminals Of Ecu
TERMINALS OF ECU
1. OCCUPANT DETECTION ECU
Symbols (Terminal No.)
Wiring Color
Terminal Description
Condition
Specification
+B (O5-1) -
GND (O5-3)
R - W-B
Battery
Ignition switch on
...