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:
Operation Check
OPERATION CHECK
1. MALFUNCTION DISPLAY (MULTI-INFORMATION DISPLAY)
(a) Open circuit indication
(1) If there is an open circuit between a No. 1 ultrasonic sensor and the clearance
warning ECU assembly or a sensor is malfunctioning, the malfunction is displayed
as shown in the illustration.
...
Terminals Of Ecu
TERMINALS OF ECU
1. MOBILE WIRELESS CHARGER CRADLE ASSEMBLY
Tester Connection
Wiring Color
Terminal Description
Condition
Specified Condition
M5-1 (ACC) - M5-5 (PGND)
GR - W-B
Power source (ACC)
...
Yaw Rate Sensor (C1A46)
DESCRIPTION
If the millimeter wave radar sensor assembly receives a yaw rate sensor malfunction
signal from the yaw rate sensor (airbag sensor assembly) or yaw rate sensor zero
point malfunction signal from the skid control ECU (master cylinder solenoid)*1
or skid control ECU (brake actuator ...
