Toyota Tacoma (2015-2018) Service Manual: 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
...
Precaution
PRECAUTION
PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable from the negative (-) battery terminal,
initialize the following system ...
Other materials:
Brake System Malfunction (C1A50)
DESCRIPTION
When the pre-collision system is operating, the millimeter wave radar sensor
assembly sends brake control signals to the skid control ECU (master cylinder solenoid)*1
or skid control ECU (brake actuator assembly)*2.
If the millimeter wave radar sensor assembly receives a vehicle st ...
Low Output Signal of Rear Speed Sensor RH (Test Mode DTC) (C1273,C1274,C1403,C1404)
DESCRIPTION
Refer to DTCs C1401 and C1402 (See page ).
DTC Code
DTC Detection Condition
Trouble Area
C1273
C1274
Stored only during test mode.
Rear speed sensor RH/LH
Rear speed sensor rotor RH/LH (rear ax ...
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 symptom by
check ...
