DESCRIPTION
If a malfunction in the engine control system is detected, VSC and TRAC operations are prohibited by the fail-safe function.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1201 |
Engine Control System Malfunction |
A malfunction signal is received from the ECM. |
Engine control system |
PROCEDURE
1. |
CHECK DTC (ENGINE CONTROL SYSTEM) |
(a) Check if any engine control system DTC is output.
Result
Result |
Proceed to |
---|---|
DTC is not output |
A |
DTC is output |
B |
A | ![]() |
USE SIMULATION METHOD TO CHECK |
B | ![]() |
GO TO ENGINE CONTROL (DIAGNOSTIC TROUBLE CODE CHART) |
Air Outlet Control Servo Motor
Inspection
INSPECTION
PROCEDURE
1. INSPECT MODE CONTROL SERVO MOTOR
(a) Inspect the servo motor operation.
(1) When 12V is applied between terminals 4 (IGN) and 1 (GND), and 0V
is applied between terminals 2 (SIG) and 1 (GND), check that the line connecting
the 2 notches ...
Automatic High Beam System does not Operate or Operation Indicator does not
Illuminate
DESCRIPTION
The main body ECU (multiplex network body ECU) controls the automatic high beam
system based on signals received from the forward recognition camera.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the combination meter assembly, always replace it with
...
Lost Communication with Cruise Control Front Distance Range Sensor (U0235)
DESCRIPTION
The millimeter wave radar sensor assembly is connected to the skid control ECU
(master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2 via
CAN communication. If communication with the skid control ECU (master cylinder solenoid)*1
or skid control ECU (brake act ...