Toyota Tacoma (2015-2018) Service Manual: Pre-collision
- Pre-collision System
- Precaution
- Parts Location
- System Description
- System Diagram
- Customize Parameters
- How To Proceed With Troubleshooting
- Initialization
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Utility
- Diagnosis System
- Dtc Check / Clear
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Fail-safe Chart
- Lost Communication With Image Processing Module "A" (U023A)
- Vehicle Control History
- Heater Circuit (C1AAE)
- Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129)
- Lost Communication with Cruise Control Front Distance Range Sensor (U0235)
- Front Camera Module Circuit (C1AA0)
- Front Camera Module Incorrect Axial Gap (C1AA8)
- Front Camera Module Beam Axis Not Adjusted (C1AA9)
- Brake System Malfunction (C1A50)
- Other System Malfunction (C1A63)
- Brake Control Signal Mismatch (C1A69)
- Skid Control Buzzer Circuit (C1A4A)
- Stop Light Relay Circuit (C1A4B)
- Steering Angle Sensor (C1A47)
- Front Radar Sensor Incorrect Axial Gap (C1A11)
- Front Radar Sensor Beam Axis Not Adjusted (C1A14)
- Yaw Rate Sensor (C1A46)
- Vehicle Information Not Obtained (C1A02)
- Front Radar Sensor (C1A10)
- ECU Power Source Circuit
- Pre-collision System Warning Buzzer
Main Switch Illumination Circuit
DESCRIPTION
When the light control switch is turned to the tail or head position, this circuit
sends an illumination signal to the wireless charger main switch (mobile wireless
charger switch). B ...
Other materials:
Precaution
PRECAUTION
1. INITIALIZATION
NOTICE:
If the ECM is replaced, register the ECU communication ID for Engine
Immobiliser System (See page ).
Perform Registration (VIN registration) when replacing the ECM (See
page ).
HINT:
The engine learned value cannot be rese ...
Vehicle Speed Sensor "A" No Signal (P050031)
DESCRIPTION
Vehicles, which are equipped with ABS (Anti-lock Brake System), detect the vehicle
speed using the skid control ECU (brake actuator assembly) and speed sensors. Each
speed sensor monitors the wheel rotation speed and sends a signal to the skid control
ECU. The skid control ECU con ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the C27 and C29 certification ECU (smart key ECU assembly) connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness side w ...
