Toyota Tacoma (2015-2018) Service Manual: Forward Recognition Camera System
- Precaution
- Parts Location
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Utility
- Diagnosis System
- Dtc Check / Clear
- Terminals Of Ecu
- Fail-safe Chart
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Lost Communication with ECM / PCM "A" (U0100,U0101,U0123,U0126,U0129,U0142,U0155)
- Yaw Rate Sensor Circuit (C1AA4,C1AA5)
- Heater Circuit (C1AAE)
- Front Camera Module Incorrect Axial Gap (C1AA8,C1AA9)
- FCM Destination Information Uninitialized (C1AAA)
- Vehicle Speed Sensor Circuit (C1AA3)
- Skid Control Buzzer Circuit (C1AA7)
- FCM Destination Information Unmatched (C1AA1)
- Vehicle Speed Tolerance Malfunction (C1AA2)
- Front Radar Sensor Region Code Mismatch (C1A0A)
- Steering Angle Sensor (C1A47)
- Front Camera Module Circuit (C1AA0)
- Power Source Circuit
Cruise SET Indicator Light Circuit
DESCRIPTION
The ECM illuminates the cruise control SET indicator by sending indicator output
demand signals to the combination meter assembly via CAN communication. The cruise
control SET indicat ...
Precaution
PRECAUTION
PRECAUTION WHEN REPLACING COMBINATION METER ASSEMBLY
(a) When replacing the combination meter assembly, always replace it with a new
one. If a combination meter assembly which was insta ...
Other materials:
System Diagram
SYSTEM DIAGRAM
Transmitting ECU (Transmitter)
Receiving ECU
Signals
Communication Method
ECM
Skid control ECU
Throttle position signal
Engine speed signal
Accelerator pedal position ...
Front Radar Sensor Incorrect Axial Gap (C1A11,C1A14)
DESCRIPTION
When the system determines that the vehicle is driving straight ahead based on
signals from the yaw rate and acceleration sensor (airbag sensor assembly), etc.,
the millimeter wave radar sensor assembly performs self-diagnosis to check if the
sensor beam axis is misaligned.
C1A11 ...
Open or Short in Front Speed Sensor RH Circuit (C1405,C1406)
DESCRIPTION
Refer to DTCs C1401 and C1402 (See page ).
DTC Code
DTC Detection Condition
Trouble Area
C1405
C1406
Either condition is met:
An open in the speed sensor signal circuit continues for 0.5
seconds or mor ...
