CHECK AT ECU TERMINALS




Terminal No.
Check item
Check condition
Normal condition
1
Battery power supply
Always
Battery voltage
2
Power supply to electric motor switch (IG1)
Electric motor switch: ON
Battery voltage
3
Illumination (power supply)
Taillamp switch: ON
Battery voltage
4
Seat belt switch (Rear, RH)
electric motor switch: ON and seat belt unfastened
1V or less
5 - 7
-
-
-
8
Seat belt switch (Passenger’s side)
electric motor switch: ON and seat belt unfastened
1V or less
9
Vehicle speed signal output
Perform a test run of the vehicle.
0 to 12 V (pulse signal)
10
Earth
Always
1V or less
11
Earth
Always
1V or less
12, 13
-
-
-
14
Input of parking brake switch and brake fluid level switch

  • electric motor switch: ON and parking brake switch: ON
  • electric motor switch: ON and brake fluid level switch: ON

1V or less
15
Supplemental restraint system (SRS) - air bag
Electric motor switch: ON
7 V or more (when warning lamp is on), 1 V or less (when warning lamp is off)
16
Seat belt switch (Rear, LH)
electric motor switch: ON and seat belt unfastened
1V or less
17
CAN H
-
-
18
CAN L
-
-





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