CHECK AT ECU TERMINALS





CONNECTOR: B-19
Terminal No.
Check item
Check condition
Normal condition
1
Battery power supply
Always
System voltage
2 - 5
-
-
-
6
Passenger’s air bag cut off switch
Passenger’s air bag cut off switch: ON
System voltage
7
Input of "MODE/SET" button
"MODE/SET" button: ON
System voltage
8, 9
-
-
-
10
Illumination (power supply)
Illumination switch: ON
System voltage
11
Power supply from ignition switch (IG1)
Ignition switch: "ON"
System voltage
12
Earth
Always
1 V or less
13
Ambient temperature sensor (GND)
Always
1 V or less
14
-
-
-
15
CAN L
-
-
16
CAN H
-
-
17
Input of fuel gauge
Fuel: FULL
Approximately 1.5 V
Fuel: EMPTY
Approximately 7 V
18
Ambient temperature sensor (SENS)
Ambient temperature: 0 °C
Approximately 3.8 V
Ambient temperature: 20 °C
Approximately 2.8 V
19
Seat belt switch (passenger’s side)
Seat belt reminder sensor: ON and seat belt switch (passenger’s side): OFF
System voltage
20
Seat belt warning lamp (driver’s side)
Seat belt switch (driver’s side): OFF
System voltage
21
Speed pulse output
Vehicle speed: Approximately 40 km/h
Approximately 28Hz
22
-
-
-