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:
ACC Monitor Malfunction (B2274)
DESCRIPTION
This DTC is stored when a malfunction in the ACC output circuit is detected.
The ACC output circuit is the circuit that goes from the ACC output terminal of
the certification ECU (smart key ECU assembly) to the ACC relay.
HINT:
When the cable is disconnected and reconnected to the ...
Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC) (C1275,...,C1414)
DESCRIPTION
Refer to DTCs C1401 and C1402 (See page ).
DTC Code
DTC Detection Condition
Trouble Area
C1275
C1276
Stored only during test mode.
Front speed sensor RH/LH
Front speed sensor rotor RH/LH (Front ...
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 ...
