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:
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engi ...
Check Bus 3 Lines for Short Circuit
DESCRIPTION
There may be a short circuit between the CAN main bus lines and/or CAN branch
lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central
gateway ECU (network gateway ECU) is below 54 Ω.
Detection Item
Trouble Area
Resis ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY
(a) Disconnect the A36 air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness side with the connector disco ...
