| System control power supply |
B281 |
2 |
10 - 13 V |
Always |
| Backup power supply |
B280 |
7 |
10 - 13 V |
Always |
| Ignition power supply |
i84 |
1 |
10 - 13 V |
Ignition ON |
| ACC power supply |
i84 |
24 |
10 - 13 V |
ACC ON |
| Ground |
i84 |
21 |
0 V |
Always |
| B281 |
9 |
| B281 |
8 |
| B280 |
22 |
| Key warning switch |
B281 |
7 |
10 - 13 V |
When ignition key inserted |
| Stop light switch |
B281 |
23 |
10 - 13 V |
When brake pedal is depressed |
| Illumination control switch |
i84 |
30 |
10 - 13 V (at dimmer ON) |
Dim the clock and audio illumination |
| Illumination volume (Vi1) |
i84 |
10 |
4.5 - 5.5 V |
Small light ON |
| Illumination volume (Vi2) |
i84 |
2 |
0.5 - 4.5 V |
- |
| Illumination volume (Vi3) |
i84 |
25 |
0 V |
Ground circuit |
| Illumination output |
i84 |
5 |
10 - 13 V |
Small light ON |
| Front fog light input |
B281 |
17 |
10 - 13 V |
Front fog light ON |
| Door switch input Driver's seat |
i84 |
19 |
Less than 1 V (10 - 13 V at OFF) |
Driver's door open (ON) |
| Door switch input Passenger's seat |
i84 |
32 |
Less than 1 V (10 - 13 V at OFF) |
Passenger's door open (ON) |
| Door switch input Rear RH seat |
i84 |
18 |
Less than 1 V (10 - 13 V at OFF) |
Rear RH door open (ON) |
| Door switch input Rear LH seat |
i84 |
31 |
Less than 1 V (10 - 13 V at OFF) |
Rear LH door open (ON) |
| Door switch Rear gate |
i84 |
17 |
Less than 1 V (10 - 13 V at OFF) |
Rear gate open (ON) |
| Manual switch (LOCK) |
i84 |
15 |
Less than 1 Ω |
Door lock switch ON |
| Manual switch (UNLOCK) |
i84 |
29 |
Less than 1 Ω |
Door unlock switch ON |
| Door lock power supply |
i84 |
34 |
10 - 13 V |
Always |
| All door lock output |
i84 |
7 |
10 - 13 V |
Manual lock switch, door key switch ON |
| Driver's door UNLOCK output |
i84 |
23 |
10 - 13 V |
Driver's seat unlock signal ON |
| All door UNLOCK output |
i84 |
8 |
10 - 13 V |
ALL door unlock signals ON |
| Rear gate UNLOCK output |
i84 |
22 |
10 - 13 V |
When the rear gate release switch is ON with all seats unlocked |
| Rear gate release switch |
B281 |
22 |
0 V |
Rear gate release switch ON |
| Key/shift lock power supply |
B281 |
1 |
10 - 13 V |
Always |
| Shift lock output |
B280 |
6 |
10 - 13 V |
Key warning switch ON, ignition ON, shift position "P" range, foot brake ON (AT only) |
| Key locking output |
B280 |
5 |
10 - 13 V |
Other than "P" range, ignition switch ON |
| Wiper deicer switch |
i84 |
14 |
0 V |
Wiper deicer switch ON |
| Wiper deicer relay output |
B280 |
14 |
0 V |
Wiper deicer relay ON |
| Rear defogger switch |
i84 |
28 |
0 V |
Rear defogger switch ON |
| Rear defogger relay output |
B280 |
16 |
0 V |
Rear defogger relay ON |
| Shift switch (ON) |
B281 |
26 |
0 V |
At Manual mode |
| Shift switch (UP) |
B281 |
15 |
0 V |
At Manual mode UP |
| Shift switch (DOWN) |
B281 |
25 |
0 V |
At Manual mode DOWN |
| Shift button switch |
B281 |
14 |
0 V |
When operating the shift lever release button |
| P range switch |
B281 |
13 |
0 V |
Shift range P position |
| Impact sensor |
B281 |
5 |
8 V or more |
Impact sensor ON (model with impact sensor) |
| Fuel level sensor |
B281 |
19 |
0 - 102.3 Ω |
Resistance differs according to the fuel level (displays resistance combining level gauge main and sub) |
| Ambient sensor |
B281 |
3 |
0.5 - 4.5 V |
SIG |
| B281 |
10 |
0 V |
GND |
| Seat belt switch (driver's seat) |
i84 |
4 |
0 V |
When driver's seat belt is worn |
| Seat belt switch (passenger's seat) |
i84 |
13 |
0 V |
When passenger's seat belt is worn |
| Seat belt warning light (driver's seat) |
i84 |
20 |
0 V |
When driver's seat belt is worn |
| Seat belt warning light (passenger's seat) |
B280 |
27 |
0 V |
When passenger's seat belt is worn |
| Rear wiper switch (ON) |
B281 |
6 |
0 V |
Rear wiper switch ON |
| Rear wiper switch (INT) |
B281 |
18 |
0 V |
Rear wiper switch ON |
| Rear washer switch |
B281 |
27 |
0 V |
Rear washer switch ON |
| Rear wiper power supply |
B280 |
21 |
10 - 13 V |
ACC switch ON |
| Rear wiper ON output |
B280 |
1 |
10 - 13 V |
Rear wiper switch ON |
| Rear wiper return |
B280 |
8 |
0 V |
At wiper reversing |
| 1 - 8 |
0 V |
| Room light output |
B280 |
3 |
0 V |
When LOCK, UNLOCK with keyless entry |
| Map light output |
B280 |
2 |
0 V |
During map light linked operation |
| 9 |
0 V |
During map light linked operation |
| Key ring illumination output |
B280 |
4 |
0 V |
Ignition key removed, driver's door open |
| Turn hazard output |
B280 |
12 |
0 V |
When operating keyless entry answer back |
| Keyless buzzer output |
i84 |
6 |
10 - 13 V |
When operating keyless entry answer back |
| Security horn output |
B280 |
11 |
0 V |
When operating security horn |
| Security indicator light |
i84 |
33 |
0 V |
At ignition key removed, immobilizer operating |
| Keyless communication |
i84 |
9 |
Serial communication |
At keyless entry signal received |
| High speed CAN circuit (Hi) |
B280 |
20 |
Between B20 - B30 Serial communication |
At communicating (sending and receiving) |
| High speed CAN circuit (Lo) |
B280 |
30 |
| Low-speed CAN circuit 1 (Hi) |
i84 |
27 |
Between A26 - A27 Serial communication |
At communicating (sending and receiving) |
| Low-speed CAN circuit 1 (Lo) |
i84 |
26 |
| Low-speed CAN circuit 2 (Hi) |
B280 |
26 |
Between B25 - B26 Serial communication |
At communicating (sending and receiving) (model with auto A/C) |
| Low-speed CAN circuit 2 (Lo) |
B280 |
25 |
| Immobilizer antenna |
B281 |
20 - 21 |
Between B20 - B21 Serial communication |
|
| Immobilizer communication (main) |
B280 |
18 (Back-up 28) |
Serial communication |
|
| Subaru |
Select Monitor communication B280 |
19 |
Serial communication |
|