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:
Skid Control Buzzer Circuit (C1A4A)
DESCRIPTION
Based on dynamic radar cruise control system operation, the forward recognition
camera provides warnings to the driver by sounding the skid control buzzer.
DTC C1A4A is stored when a malfunction is detected in the skid control buzzer
circuit.
DTC No.
Detectio ...
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 ...
Power Source Mode does not Change to ON (ACC)
DESCRIPTION
If the engine switch is pressed with the electrical key transmitter sub-assembly
in the cabin, the certification ECU (smart key ECU assembly) receives a signal and
changes the power source mode.
HINT:
When the cable is disconnected and reconnected to the negative (-) battery termi ...
