TOYOTA Parking Assist-Sensor SystemÂ
Symptom
| Suspected Area
| See page
|
Entirely inoperative (Initial check does not function)
| Clearance Sonar Main Switch Circuit
|
Click here
|
Rear Clearance Warning ECU Assembly
|
Click here
|
No. 1 ultrasonic sonar does not function (Initial check functions normally)
| Back Sonar Sensor Circuit
|
Click here
|
Rear Clearance Warning ECU Assembly
|
Click here
|
Although detection is possible, sometimes buzzer does not sound
| Clearance Warning Buzzer Circuit
|
Click here
|
Rear Clearance Warning ECU Assembly
|
Click here
|
Malfunction is indicated during the initial check
| Back Sonar Sensor Circuit
|
Click here
|
Rear Clearance Warning ECU Assembly
|
Click here
|
The system operates with the shift lever in any position except R, or does not operate with the shift lever in R
| Park / Neutral Position Switch Circuit*1
|
Click here
|
Back-up Light Circuit*2
|
Click here
|
Rear Clearance Warning ECU Assembly
|
Click here
|
Detection is possible although the vehicle speed is approximately 10 km/h (6 mph) or more
| Speed Signal Circuit
|
Click here
|
Rear Clearance Warning ECU Assembly
|
Click here
|
Buzzer volume is too low
| Adjust Buzzer Volume
|
Click here
|