Mitsubishi Evolution X. Manual - part 1079

ETACS

TSB Revision

CHASSIS ELECTRICAL

54A-677

CHECK WITH TERMINAL VOLTAGE

M1545004800242

CONNECTOR: C-301

AC507027AB

C-301

C-304

C-307

C-309

C-311

C-312

C-313

C-314

C-315

C-316

C-317

AC507030AB

Terminal 
No.

Check item

Check condition

Normal 
condition

1

−

−

−

2

Input from power window main 
switch or front power window sub 
switch (central door lock switch)

central door lock switch: Locked

0 volt

3

−9

−

−

−

10

Input from front passenger's door 
lock actuator (unlock)

Front passenger's door lock: Unlocked

0 volt

11

−

−

−

12

Output to defogger switch

Defogger switch: ON

0 volt

13

−18

−

−

−

19

Input from hazard warning light 
switch

Hazard warning light switch: ON

0 volt

20

−

−

−

21

Input from windshield wiper backup 
switch

Windshield low-speed wiper switch or 
windshield high-speed wiper switch: ON

0 volt

22

Input from driver's door lock 
actuator (unlock)

Driver's door lock: Unlocked

0 volt

23, 24

−

−

−

ETACS

TSB Revision

CHASSIS ELECTRICAL

54A-678

CONNECTOR: C-304

CONNECTOR: C-307

AC507031AB

Terminal 
No.

Check item

Check condition

Normal 
condition

1

Stop light switch power supply

Stop light switch: ON

Battery voltage

2

−

−

−

3

Output to position light (LH)

When position light is illuminated

Battery voltage

4

−

−

−

5

Output to windshield wiper (HI)

When windshield wipers are operating 
at high speed

Battery voltage

6

Output to windshield wiper (LO)

When windshield wipers are operating 
at low speed

Battery voltage

7

Output position light (RH)

When position light illuminated

Battery voltage

8

Input from windshield wiper auto 
stop switch

When windshield wipers are operating

Battery voltage

9

Output to front and side turn-signal 
light (LH)

When front and side turn-signal light 
(LH) is illuminated

Battery voltage

10

Output to engine control module 
(IG1)

Ignition switch: ON

Battery voltage

11

Input from engine control module 
(fuel control)

Engine: Started

0 volt

12

Output to windshield wiper (ACC)

Ignition switch: ACC

Battery voltage

13

Output to windshield washer

When windshield washer is operating

Battery voltage

14

−

−

−

15

Output to engine control module 
(START)

Ignition switch: START

Battery voltage

16

Output to front and side turn-signal 
light (RH)

When front and side turn-signal light 
(RH) is illuminated

Battery voltage

AC507032AB

Terminal 
No.

Check item

Check condition

Normal 
condition

1

Fuel pump power supply

Ignition switch: ON

Battery voltage

2

Battery power supply

Always

Battery voltage

ETACS

TSB Revision

CHASSIS ELECTRICAL

54A-679

CONNECTOR: C-309

CONNECTOR: C-311

AC507033AB

Terminal 
No.

Check item

Check condition

Normal 
condition

1

Battery power supply

Always

Battery voltage

2

Battery power supply

Always

Battery voltage

AC507035AB

Terminal 
No.

Check item

Check condition

Normal 
condition

1

Output to trunk lid lock actuator

When trunk is locked

Battery voltage

2

Backup light power supply

When backup light is illuminated

Battery voltage

3

Input from luggage compartment 
light

When luggage compartment light is 
illuminated

0 volt

4, 5

−

−

−

6

Output to rear door lock actuator 
(unlock)

When rear door is unlocked

Battery voltage

7, 8

−

−

−

9

Output to rear door lock actuator 
(lock)

When rear door is locked

Battery voltage

10

Output to taillight (LH) and side 
maker light (LH) and license plate 
light

When taillight (LH) and side maker light 
(LH) and license plate light are 
illuminated

Battery voltage

11

−

−

−

12

Rear power window motor power 
supply

Ignition switch: ON

Battery voltage

13

Output to taillight (RH) and side 
maker light (RH) and glove box light

When taillight (RH) and side maker light 
(RH) and glove box light are illuminated

Battery voltage

14, 15

−

−

−

16

Output to accessory socket 1

Ignition switch: ACC

Battery voltage

17

Output to luggage compartment 
light

When luggage compartment light is 
illuminated

Battery voltage

18

Output to rear turn-signal light (LH) When rear turn-signal light (LH) is 

illuminated

Battery voltage

19

Output to rear turn-signal light (RH) When rear turn-signal light (RH) is 

illuminated

Battery voltage

20

−

−

−

ETACS

TSB Revision

CHASSIS ELECTRICAL

54A-680

CONNECTOR: C-312

CONNECTOR: C-313

AC507034AB

Terminal 
No.

Check item

Check condition

Normal 
condition

1

Input from brake fluid level switch

Brake fluid level switch: ON

0 volt

2

Output to radiator fan relay

When radiator fan is operating

0 volt

3

−

−

−

4

Output to fog lights

Fog light switch: ON

0 volt

5

−

−

−

6

Output to headlight (LO)

Headlight switch: ON

0 volt

7

Input from ambient temperature 
sensor

Always

0.2 

− 2.72 volts

8

Output to condenser fan relay

When condenser fan is operating

0 volt

9

Output to fan control relay

When fan control is operating

0 volt

10

Output to daytime running light

Ignition switch: ON

0 volt

11

Output to horn

When horn sounds

0 volt

12

Input from hood switch

Hood switch: ON (hood open)

0 volt

13

Output to Headlight (HI)

Dimmer switch: ON

0 volt

14

Ground (ambient temperature 
sensor)

Always

0 volt

15

Output to theft-alarm horn

When theft-alarm horn sounds

0 volt

16

Input from stoplight switch

Stoplight switch: ON

Battery voltage

AC610017

Terminal 
No.

Check item

Check condition

Normal 
condition

1

−

−

−

2

Ignition switch (IG1) power supply

Ignition switch: ON

Battery voltage

3

−

−

−

4

Ignition switch (IG1) power supply

Ignition switch: ON

Battery voltage

5

Input from trunk lid actuator and 
switch

Trunk lid actuator and switch: ON (trunk 
lid open)

0 volt

6

−

−

−

7

Input from rear door switch (LH)

Rear door switch (LH): ON (door open)

0 volt

8

Input from rear door switch (RH)

Rear door switch (RH): ON (door open) 0 volt

9

−11

−

−

−