CHECK AT ECU TERMINALS




Terminal No.
Check item
Check conditions
Normal conditions
2
Sonar cancel switch output

  • Ignition switch: "ON" position
  • Sonar cancel switch input: "OFF"

System voltage

  • Ignition switch: "ON" position
  • Sonar cancel switch input: "ON"

1 V or less
3
Back sensor (RH)

  • Ignition switch to "ON" position
  • Sonar switch: ON

0V - Approximately 8V (40 kHz pulse signal, emitted approx. every 125 ms)
4
Back sensor (LH)

  • Ignition switch to "ON" position
  • Sonar switch: ON

0V - Approximately 8V (40 kHz pulse signal, emitted approx. every 125ms)
5
Corner sensor (rear: LH)

  • Ignition switch to "ON" position
  • Sonar switch: ON

0V - Approximately 8V (40kHz pulse signal, emitted approx. every 125 ms)
6
Corner sensor (rear: RH)

  • Ignition switch to "ON" position
  • Sonar switch: ON

0V - Approximately 8V (40 kHz pulse signal, emitted approx. every 125 ms)
11
Corner sensor OFF indicator lamp output

  • Ignition switch: "ON" position
  • Sonar cancel switch input: "OFF"

System voltage

  • Ignition switch: "ON" position
  • Sonar cancel switch input: "ON"

1 V or less
12
Sensor earth
Always
1 V or less
13
Power supply to the ignition switch (IG2)
Ignition switch: "ON" position
System voltage
17

  • Inhibitor switch "R" (reverse) position input <A/T>
  • Back-up lamp switch "ON" position input <M/T>


  • Ignition switch to "ON" position
  • Shift the selector lever to any position other than "R" (reverse).

1 V or less

  • Ignition switch to "ON" position
  • Shift the selector lever to "R" (reverse) position.

System voltage
24
Earth
Always
1 V or less