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:
Dtc Check / Clear
DTC CHECK / CLEAR
1. START DIAGNOSTIC MODE
HINT:
Illustrations may differ from the actual vehicle screen depending on
the device settings and options. Therefore, some detailed areas may not
be shown exactly the same as on the actual vehicle screen.
If the system cannot enter d ...
Low Power Supply Voltage Malfunction (C1241)
DESCRIPTION
If there is a problem with the skid control ECU (master cylinder solenoid) power
supply circuit, the skid control ECU outputs the DTC and prohibits operation under
the fail-safe function.
If the voltage supplied to terminal IG1 is not within the DTC detection threshold
due to mal ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Charging System
DTC Code
Detection Item
Warning Indicate
Memory
SAE
See page
P161A87
Lost Communication with Alternator Missing Message
-
DTC stored
...
