CRUISE CONTROL SYSTEM FAIL-SAFE CHART

Tech Tips

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

Vehicle Condition Auto Cancel Condition Re-operation Condition
Cruise main indicator light blinks

  • 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

  • There is open or short in stop light switch circuit

  • Communication stop between brake booster with master cylinder (skid control ECU) and power management control ECU

  • There is problem with hybrid vehicle control system

  • 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