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:
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals ...
Evaporator Temperature Sensor Circuit (B1413/13)
DESCRIPTION
The cooler thermistor sensor (evaporator temperature sensor) is installed on
the evaporator in the air conditioner unit to detect the temperature of the cooled
air that has passed through the evaporator and is used to control the air conditioning.
It sends signals to the air condi ...
Rear Differential Lock Solenoid Circuit Low (P17C0)
DESCRIPTION
This DTC is output when a malfunction is detected due to a short to ground occurring
in the differential lock coil drive circuit of the rear differential.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
P17C0
...
