Mitsubishi Lancer (4A9 engine). Manual — part 229
ETACS
CHASSIS ELECTRICAL
54A-578
CONNECTOR: C-304
CONNECTOR: C-307
CONNECTOR: C-309
AC507031AB
Terminal
No.
Check item
Check condition
Normal
condition
1
Stop lamp switch power supply
Stop lamp switch: ON
System voltage
2
Inhibitor switch (R) input
Ignition switch: ON and Selector lever: R System voltage
3
Position lamp (LH) output
With position lamp ON
System voltage
4
Front wiper motor (HI) power
supply
Always
System voltage
5
Windshield wiper (HI) output
When windshield wipers are operating
at high speed
System voltage
6
Windshield wiper (LO) output
When windshield wipers are operating
at low speed
System voltage
7
Position lamp (RH) output
With position lamp ON
System voltage
8
Windshield wiper auto stop switch
input
When windshield wipers are operating
System voltage
9
Front and side turn-signal lamp
(LH) output
With front and side turn-signal lamp (LH)
illuminated
System voltage
10
Engine ECU (IG1) output
Ignition switch: ON
System voltage
11
Engine ECU (fuel control) input
Engine: Started
1 V or less
12
Windshield wiper (ACC) output
Ignition switch: ACC
System voltage
13
Output to windshield washer
When windshield washer is operating
System voltage
14
Output to rear washer
When rear washer is operating
System voltage
15
Ignition switch (START) switch
output
Ignition switch: START
System voltage
16
Front and side turn-signal lamp
(RH) output
With front and side turn-signal lamp
(RH) illuminated
System voltage
AC507032AB
Terminal
No.
Check item
Check condition
Normal
condition
1
Fuel pump power supply input
Ignition switch: ON
System voltage
2
+B power supply input
Always
System voltage
AC507033AB
ETACS
CHASSIS ELECTRICAL
54A-579
CONNECTOR: C-311
CONNECTOR: C-312
Terminal
No.
Check item
Check condition
Normal
condition
1
Battery 1
Always
System voltage
2
Battery 2
Always
System voltage
AC507035AB
Terminal
No.
Check item
Check condition
Normal
condition
1
Trunk lid latch <LANCER> or
Tailgate lock actuator <LANCER
SPORTBACK> output
Trunk lid latch <LANCER> or Tailgate
lock actuator <LANCER SPORTBACK>:
ON
System voltage
2
Back-up lamp switch power supply When back-up lamp is ON
System voltage
3
Luggage compartment lamp output When luggage compartment lamp is ON 1 V or less
4
Rear wiper motor output
When rear wiper is operating
System voltage
5
Output to rear wiper
When rear wiper is operating
System voltage
6
Rear door unlock output
When rear door is unlocked
System voltage
7
−
−
−
8
Rear wiper auto stop switch input
When rear wiper is operating
System voltage
9
Rear door lock output
When rear door is locked
System voltage
10
Taillamp (LH) and licence plate
lamp output
With taillamp and licence plate lamp
illuminated
System voltage
11
−
−
−
12
Rear power window sub switch
power supply
Ignition switch: ON
System voltage
13
Taillamp (RH) output
When taillamps are ON
System voltage
14
−16
−
−
−
17
Luggage compartment lamp output When luggage compartment lamp is ON System voltage
18
Rear turn-signal lamp (LH) output
When rear turn-signal lamp (LH) is ON
System voltage
19
Rear turn-signal lamp (RH) output
When rear turn-signal lamp (RH) is ON
System voltage
20
−
−
−
AC507034AB
ETACS
CHASSIS ELECTRICAL
54A-580
CONNECTOR: C-313
Terminal
No.
Check item
Check condition
Normal
condition
1
Brake fluid switch input
Brake fluid switch: ON
1 V or less
2
Cooling fan (LO) output
When cooling fan (LO) is operating
1 V or less
3
−
−
−
4
Output to fog lamps
Fog lamp switch: ON
1 V or less
5
Output to headlamp washer
Headlamp washer switch: ON
1 V or less
6
Headlamp (LO) output
When headlamp (LO) is ON
1 V or less
7
Ambient temperature sensor input
Always
0.2
− 2.72 V
8
Cooling fan (HI) output
When cooling fan (HI) is operating
1 V or less
9
Cooling fan control output
When cooling fan (HI) is operating
1 V or less
10
−
−
−
11
Output to horn
When horn sounds
1 V or less
12
−
−
−
13
Headlamp (HI) output
When headlamp (HI) is ON
1 V or less
14
Earth (ambient temperature sensor) Always
1 V or less
15
−
−
−
16
Brake switch input
When stop lamp switch is ON
System voltage
AC507036AB
Terminal
No.
Check item
Check condition
Normal
condition
1
−
−
−
2
SRS-ECU power supply
Ignition switch: ON
System voltage
3
−
−
−
4
Inhibitor switch output
Ignition switch: ON
System voltage
5
Trunk lid latch <LANCER> or
Tailgate switch <LANCER
SPORTBACK> input
Trunk lid latch <LANCER> or Tailgate
switch <LANCER SPORTBACK>: ON
(trunk or tailgate open)
1 V or less
6
−
−
−
7
Rear door switch (LH) input
Rear door switch (LH): ON (door open)
1 V or less
8
Rear door switch (RH) input
Rear door switch (RH): ON (door open) 1 V or less
9
−11
−
−
−
12
Front door switch (RH) <LHD> or
(LH) <RHD> input
Front door switch (RH) <LHD> or (LH)
<RHD>: ON (door open)
1 V or less
13
Rear door unlock switch input
Rear door lock: Unlocked
1 V or less
ETACS
CHASSIS ELECTRICAL
54A-581
CONNECTOR: C-314
CONNECTOR: C-315
14
−
−
−
15
ASC off switch input
ASC off switch: ON
1 V or less
16
Front door switch (LH) <LHD> or
(RH) <RHD> input
Front door switch (LH) <LHD> or (RH)
<RHD>: ON (door open)
1 V or less
Terminal
No.
Check item
Check condition
Normal
condition
AC507037AB
Terminal
No.
Check item
Check condition
Normal
condition
1
Fuel pump output
Engine: Started
System voltage
2
−
−
−
AC507029AB
Terminal
No.
Check item
Check condition
Normal
condition
1, 2
−
−
−
3
Cigarette lighter output
Ignition switch: ACC
System voltage
4
−
−
−
5
Centre door lock (unlock) output
When the door lock actuators unlock the
doors
System voltage
6
Output to central door locking (for
locking the doors)
When the door lock actuators lock the
doors
System voltage
7
Ignition switch (START) input
Ignition switch: START
System voltage
8
Power window main switch power
supply
Ignition switch: ON
System voltage
9
Ignition switch (ACC) output
Ignition switch: ACC
System voltage
10
−
−
−
11
Accessory socket 2 output
Ignition switch: ACC
System voltage
12
−
−
−
13
Input to key reminder switch
Key reminder switch: ON (ignition key
removed)
1 V or less
14, 15
−
−
−
16
Blower motor output
Blower motor in operation
System voltage
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