Cruise Control: Testing and Inspection
Malfunction Detection Conditions
SYMPTOM CHART
FAIL-SAFE SYSTEM CHECK
1. Turn ignition switch to ON position.
2. Turn ASCD main switch to ON and check if the "cruise indicator" blinks.
If the indicator lamp blinks, refer to the following
- ASCD Steering Switch Check.
3. Drive the vehicle at more than 48 kph (30 MPH) and push SET/COAST switch.
If the indicator lamp blinks, refer to the following
- Vehicle Speed Sensor Check.
- ASCD Actuator Circuit Check.
- Replace control unit.
4. Depress brake pedal slowly (brake pedal should be depressed more than 5 seconds).
If the indicator lamp blinks, refer to the following
- ASCD Brake/Stop Lamp Switch Check.
5. END. (System is OK.)
POWER SUPPLY AND GROUND CIRCUIT CHECK
ASCD MAIN SWITCH CHECK
ASCD HOLD RELAY CHECK
ASCD BRAKE/STOP LAMP SWITCH CHECK
ASCD STEERING SWITCH CHECK
VEHICLE SPEED SENSOR CHECK
ASCD ACTUATOR CIRCUIT CHECK
ASCD ACTUATOR CHECK