CHECK AT ECU TERMINALS




Terminal No.
Terminal code
Check item
Check condition
Normal condition
1
-
-
-
-
2
SW
Sonar switch (System ON/OFF switch)

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

System voltage

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

1 V or less
3 - 4
-
-
-
-
5
SRL
Rear corner sensor (LH)

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

0V - Approximately 8V (40 kHz pulse signal, emitted approx. every 240 ms)
6
SRR
Rear corner sensor (RH)

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

0V - Approximately 8V (40 kHz pulse signal, emitted approx. every 240ms)
7
SBLH
Back sensor (LH)

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

0V - Approximately 8V (40kHz pulse signal, emitted approx. every 240 ms)
8
SBRH
Back sensor (RH)

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

0V - Approximately 8V (40 kHz pulse signal, emitted approx. every 240 ms)
9 - 10
-
-
-
-
11
IND
Corner sensor OFF indicator lamp output (System ON/OFF indicator)

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

System voltage

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

1 V or less
12
SGN1
Sensor earth 1
Always
1 V or less
13
IG
Power supply to the ignition switch (IG1)
Ignition switch: "ON" position
System voltage
14 - 18
-
-
-
-
19
CNMH
CAN-C-Mid_H
-
-
20
CNML
CAN-C-Mid_L
-
-
21
SGN2
Sensor earth 2
Always
1 V or less
22
SGN3
Sensor earth 3
Always
1 V or less
23
SGN4
Sensor earth 4
Always
1 V or less
24
PGND
Earth
Always
1 V or less