Ultrasonic Sensor Inspection
INSPECT NO. 1 ULTRASONIC SENSOR
INSPECT NO. 2 ULTRASONIC SENSOR
INSPECT NO. 3 ULTRASONIC SENSOR
Ultrasonic Sensor -- Inspection |
| 1. INSPECT NO. 1 ULTRASONIC SENSOR |
Measure the resistance of the sensor.
- Standard resistance:
Tester Connection
| Condition
| Specified Condition
|
1 (E) - 2 (S)
| Always
| 900 +- 300 kΩ
|
- NOTICE:
- Set the tester to the 100 kΩ range before performing the measurement.
| 2. INSPECT NO. 2 ULTRASONIC SENSOR |
Measure the resistance of the sensor.
- Standard resistance:
Tester Connection
| Condition
| Specified Condition
|
1 (E) - 2 (S)
| Always
| 900 +- 300 kΩ
|
- NOTICE:
- Set the tester to the 100 kΩ range before performing the measurement.
| 3. INSPECT NO. 3 ULTRASONIC SENSOR |
Measure the resistance of the sensor.
- Standard resistance::
Tester Connection
[Tester (+) - Tester (-)]
| Condition
| Specified Condition
|
3 (S) - 2 (E)
| Always
| 40 +- 10 kΩ
|
2 (E) - 3 (S)
| Always
| 40 +- 10 kΩ
|
1 (T) - 2 (E) *
| Always
| 330 +- 100 kΩ
|
2 (E) - 1 (T) *
| Always
| 1 MΩ or higher
|
- NOTICE:
- Set the tester to the 100 kΩ range before performing the measurement.
- *: Measurement values may vary depending on the tester used. If results seem inaccurate, reverse the polarity (+-) and measure again.
