CRUISE CONTROL SYSTEM > PROBLEM SYMPTOMS TABLE

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HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Cruise Control System
Symptom	Suspected Area	See page
The cruise control system cannot be turned on using the cruise control switch (ON-OFF button).	Cruise control switch circuit	Click here
	Cruise main indicator light circuit	Click here
	Power management control ECU	Click here
Vehicle speed cannot be set (the cruise control indicator light illuminates when the cruise control system is turned on using the cruise control switch (ON-OFF button), but the cruise control indicator light goes off when the cruise control switch is pushed to -/SET).	Cruise control switch circuit	Click here
	Power management control ECU	Click here
Vehicle speed cannot be set (the cruise control indicator light illuminates when the cruise control system is turned on using the cruise control switch (ON-OFF button), and it remains illuminated when the cruise control switch is pushed to -/SET).	Stop light switch circuit	Click here
	Vehicle speed sensor circuit	Click here
	Cruise control switch circuit	Click here
	Hybrid control system	Click here
	Electronically controlled brake system	Click here
	CAN communication system	Click here
	Power management control ECU	Click here
Vehicle speed control by the cruise control system is automatically canceled after it has started.	Stop light switch circuit	Click here
	Hybrid control system	Click here
	Electronically controlled brake system	Click here
	CAN communication system	Click here
	Cruise control switch circuit	Click here
	Vehicle speed sensor circuit	Click here
	Power management control ECU	Click here
Pulling back on the cruise control switch does not cancel vehicle speed control by the cruise control system. (The cruise control indicator light remains illuminated.)	Cruise control switch circuit	Click here
	Combination meter assembly	Click here
	Power management control ECU	Click here
Pulling back on the cruise control switch does not cancel vehicle speed control by the cruise control system. (The cruise control indicator light goes off.)	Power management control ECU	Click here
Vehicle speed control by the cruise control system is not canceled when vehicle speed drops below the low speed limit. (The cruise control indicator light remains illuminated.)	Vehicle speed sensor circuit	Click here
	Combination meter assembly	Click here
	Power management control ECU	Click here
Vehicle speed control by the cruise control system is not canceled when vehicle speed drops below the low speed limit. (The cruise control indicator light goes off.)	Power management control ECU	Click here
Depressing the brake pedal does not cancel vehicle speed control by the cruise control system. (The cruise control indicator light remains illuminated.)	Stop light switch circuit	Click here
	Combination meter assembly	Click here
	Power management control ECU	Click here
Depressing the brake pedal does not cancel vehicle speed control by the cruise control system. (The cruise control indicator light goes off.)	Power management control ECU	Click here
Moving the shift lever does not cancel vehicle speed control by the cruise control system. (The cruise control indicator light remains illuminated.)	Hybrid control system	Click here
	Shift position sensor	Click here
	Combination meter assembly	Click here
	Power management control ECU	Click here
Moving the shift lever does not cancel vehicle speed control by the cruise control system. (The cruise control indicator light goes off.)	Power management control ECU	Click here
Hunting (Speed is not constant.)	Vehicle speed sensor circuit	Click here
	SFI system	Click here
	Hybrid control system	Click here
	Power management control ECU	Click here
The cruise control SET indicator light does not illuminate. (Vehicle speed can be set)	Cruise SET indicator light circuit	Click here
	Combination meter assembly	Click here
	CAN communication system	Click here
	Power management control ECU	Click here
The cruise control indicator light remains blinking.	TC and CG terminal circuit	Click here
The cruise control indicator light remains blinking.	Power management control ECU	Click here