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:
Clutch Start Cancel Switch
Inspection
INSPECTION
PROCEDURE
1. INSPECT CLUTCH START CANCEL SWITCH ASSEMBLY
(a) Using an ohmmeter, check that there is resistance between terminals
2 and 4.
Standard:
10 kΩ or higher
If the result is not as specified, replace the clutch start cancel switch.
...
Radar Cruise Control Presence Determination Malfunction (Engine / HV) (C1A52)
DESCRIPTION
DTC C1A52 is stored when the ECM cannot recognize the millimeter wave radar sensor
assembly.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
C1A52
Radar Cruise Control Presence Determin ...
Rear Airbag Sensor RH Circuit Malfunction (B1630/23)
DESCRIPTION
The airbag sensor RH consists of parts such as the safing sensor, the diagnostic
circuit and the lateral deceleration sensor.
When the airbag sensor assembly receives signals from the lateral deceleration
sensor, it determines whether or not the SRS should be activated.
DTC B1630/ ...
