Toyota Tacoma (2015-2018) Service Manual: Lane Departure Alert System
- Precaution
- Parts Location
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Operation Check
- Customize Parameters
- Problem Symptoms Table
- Utility
- Diagnosis System
- Terminals Of Ecu
- Dtc Check / Clear
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Fail-safe Chart
- Steering Angle Sensor (C1A47)
- Yaw Rate Sensor Circuit (C1AA4,C1AA5)
- Vehicle Control History
- Front Camera Module Circuit (C1AA0)
- Lost Communication with Yaw Rate Sensor Module (U0123,U0126,U0129,U0142,U0155)
- Vehicle Speed Sensor Circuit (C1AA3)
- Front Camera Module Incorrect Axial Gap (C1AA8,C1AA9)
- FCM Destination Information Uninitialized (C1AAA)
- FCM Destination Information Unmatched (C1AA1)
- Vehicle Speed Tolerance Malfunction (C1AA2)
- Steering Pad Switch Circuit
- Indicator Circuit
- Power Source Circuit
Installation
INSTALLATION
PROCEDURE
1. INSTALL FORWARD RECOGNITION CAMERA
NOTICE:
When replacing the forward recognition camera, replace it with a new
one.
Do not touch the camera lens. If the ...
Precaution
PRECAUTION
PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after th ...
Other materials:
Yaw Rate Sensor Circuit (C1AA4,C1AA5)
DESCRIPTION
The forward recognition camera receives vehicle stability signals from the yaw
rate and acceleration sensor (airbag sensor assembly). If the yaw rate and acceleration
sensor (airbag sensor assembly) detects an abnormal yaw rate sensor signal or yaw
rate sensor power supply voltage ...
Front Camera Module Incorrect Axial Gap (C1AA8)
DESCRIPTION
If the millimeter wave radar sensor assembly detects that the beam axis of the
forward recognition camera is misaligned, it will store DTC C1AA8.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1AA8
...
Dtc Check / Clear
DTC CHECK / CLEAR
NOTICE:
The steering lock ECU (steering lock actuator or UPR bracket assembly)
does not store history DTCs. If any DTCs are output, confirm and record
them as soon as possible. Do not turn the engine switch off or clear the
DTCs until the DTCs are confirmed an ...
