CRUISE CONTROL SYSTEM FAIL-SAFE CHART

Tech Tips

If the following conditions are detected while cruise control is operating, the system clears the stored vehicle speed in the power management control ECU and cancels the cruise control operation.

A01NIUBE01
Text in Illustration
*1 Multi-information Display
*2 Master Warning Light
Vehicle Condition Auto Cancel Condition Re-operation Condition

  • Cruise main indicator light goes off

  • Master warning light comes on

  • "CHECK CRUISE SYSTEM" is displayed

  • Warning sound is heard

 There is open or short in stop light switch circuit Turn cruise control main switch on again

  • Cruise main indicator light goes off

  • Master warning light comes on

  • "CHECK CRUISE SYSTEM" is displayed

  • Warning sound is heard

  • There is problem with input circuit of stop light switch circuit

  • There is problem with cancel circuit

  • There is problem with electronically controlled brake system

  • Communication stops between skid control ECU and power management control ECU

  • Turn cruise control main switch on again

  • Turn power switch off then on (IG) again
Cruise main indicator light remains on (Cruise control is canceled)

  • Vehicle speed is lower than low speed limit (approximately 40 km/h (25 mph)) while running with cruise control on

  • Electronically controlled brake system operates

 Push cruise control main switch to + RES

  • Vehicle speed is lower than stored speed by approximately 16 km/h (10 mph) or more

 Push cruise control main switch to - SET
Cruise main indicator light goes off There is problem with hybrid vehicle control system Turn cruise control main switch on again