Toyota Tacoma (2015-2018) Service Manual: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Dynamic Radar Cruise Control System|
DTC No. |
Detection Item |
Link |
|---|---|---|
|
C1A02 |
Vehicle Information Not Obtained |
|
|
C1A0A |
Front Radar Sensor Region Code Mismatch |
|
|
C1A10 |
Front Radar Sensor |
|
|
C1A11 |
Front Radar Sensor Incorrect Axial Gap |
|
|
C1A14 |
Front Radar Sensor Beam Axis Not Adjusted |
|
|
C1A4A |
Skid Control Buzzer Circuit |
|
|
C1A52 |
Radar Cruise Control Presence Determination Malfunction (Engine / HV) |
|
|
P0571 |
Brake Switch "A" Circuit |
|
|
P0575 |
Cruise Control Input Circuit |
|
|
P1578 |
Brake System |
|
|
P1630 |
Communication Error from VSC to ECM |
|
|
P1631 |
Communication Error from ECM to VSC |
|
|
U0100 |
Lost Communication with ECM / PCM "A" |
|
|
U0104 |
Lost Communication with Cruise Control Module |
|
|
U0122 |
Lost Communication with Vehicle Dynamics Control Module |
|
|
U0125 |
Lost Communication with Yaw Rate Sensor Module |
|
|
U0126 |
Lost Communication with Steering Angle Sensor Module |
|
|
U0129 |
Lost Communication with Brake System Control Module |
|
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Data List / Active Test
DATA LIST / ACTIVE TEST
READ DATA LIST
NOTICE:
In the table below, the values listed under "Normal Condition" are reference
values. Do not depend solely on these reference values when d ...
Fail-safe Chart
FAIL-SAFE CHART
HINT:
If any of the following auto cancel conditions are detected while the dynamic
radar cruise control system is controlling vehicle speed, the system clears the
stored vehicle ...
Other materials:
Theft deterrent system
Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine from
starting if the key has not been previously registered in the vehicle’s on-board
computer.
Never leave the keys inside the vehicle when you leave the vehicle.
The indicator light fl ...
Daytime Running Light Relay Circuit
DESCRIPTION
The main body ECU (multiplex network body ECU) controls the daytime running lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following inspection procedure.
If the main body ECU (mult ...
Lost Communication With Vehicle Dynamics Control Module (U0122)
DESCRIPTION
This DTC is detected if communication is lost with the skid control ECU (brake
actuator assembly).
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0122
Lost Communication with Vehicle Dynamics Contro ...
