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:
Steering Angle Sensor Unusual Bank Angle Detected (C1440)
DESCRIPTION
If the skid control ECU (master cylinder solenoid) determines that the vehicle
is being driven at a steep bank angle, the skid control ECU (master cylinder solenoid)
stores DTC C1440 while VSC operation is temporarily disabled. It is not a malfunction
if the system and sensor circ ...
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 ...
Light Sensor Circuit Malfunction (B1244)
DESCRIPTION
This DTC is output when a failure of the automatic light control sensor circuit
is detected.
DTC Code
DTC Detection Condition
Trouble Area
B1244
When either condition below is met:
Malfunction of light sensor ...
