DYNAMIC RADAR CRUISE CONTROL SYSTEM FAIL-SAFE CHART
Constant speed control mode and vehicle-to-vehicle distance control mode:
*1
Master Warning Light
*2
Multi-information Display
If the conditions listed under the Auto Cancel Condition column in the following table are detected while the dynamic radar cruise control system is in operation, the system clears the stored vehicle speed in the ECM and cancels the dynamic radar cruise control operation.
Vehicle Condition
Auto Cancel Condition
Fail-safe Deactivation Condition
Master warning light turns on
"CHECK CRUISE CONTROL SYSTEM" is displayed
"Pong" warning sound is heard
Open or short in stop light switch circuit
Problem with vehicle speed signal
Driving support ECU and millimeter wave radar sensor assembly country specification information malfunction
Cruise control switch turned on again
Vehicle-to-vehicle distance control mode:
*1
Master Warning Light
*2
Multi-information Display
If the conditions listed under the Auto Cancel Condition column in the following table are detected while the dynamic radar cruise control system is in operation, the system clears the stored vehicle speed in the ECM and cancels the dynamic radar cruise control operation.
Vehicle Condition
Auto Cancel Condition
Fail-safe Deactivation Condition
Master warning light turns on
"CHECK CRUISE CONTROL SYSTEM" is displayed
"Pong" warning sound is heard
Problem with millimeter wave radar sensor assembly
Beam axis of millimeter wave radar sensor assembly deviates
Dynamic radar cruise control system malfunction
Engine switch turned on (IG) again
Vehicle-to-vehicle distance control mode:
*1
Master Warning Light
*2
Multi-information Display
If the conditions listed under the Auto Cancel Condition column in the following table are detected while the dynamic radar cruise control system is in operation, the system clears the stored vehicle speed in the ECM and cancels the dynamic radar cruise control operation.
Vehicle Condition
Auto Cancel Condition
Fail-safe Deactivation Condition
Master warning light turns on
"CLEAN RADAR SENSOR" is displayed
"Pong" warning sound is heard
There is dirt on millimeter wave radar sensor assembly
Recovery from condition on left (RESUME operation is possible after recovery)
Vehicle-to-vehicle distance control mode:
*1
Master Warning Light
*2
Multi-information Display
*3
Cruise Control Indicator Light (Vehicle-to-vehicle Distance Control Mode)
If the conditions listed under the Auto Cancel Condition column in the following table are detected while the dynamic radar cruise control system is in operation, the system clears the stored vehicle speed in the ECM and cancels the dynamic radar cruise control operation.
Vehicle Condition
Auto Cancel Condition
Fail-safe Deactivation Condition
Master warning light turns on
"CRUISE CONTROL NOT AVAILABLE" is displayed
"Pong" warning sound is heard
Windshield wiper switch assembly is Hi
Multi-function switch is on*
Millimeter wave radar sensor assembly has reduced sensitivity because of bad weather, such as rain, fog, snow or sandstorms
Recovery from condition on left (RESUME operation is possible after recovery)
Cruise control switch turned on again
*: w/ Multi-terrain Monitor