Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 945

22A-38
MANUAL TRANSMISSION - Troubleshooting <ACD>
CHECK AT 4WD-ECU TERMINALS
NOTE:
1. * 1
indicates the eliminated terminal when only ACD is installed.
2. * 2
indicates the terminal added when only ACD is installed.
Termi- Check item
nal no.
1 Proportional
<ACD> <ACD>
1
3* Proportional
<AYC> <AYC>
6 Wheel speed sensor p
<FL> FL
7 Wheel speed sensor p
<RR> RR
8 Wheel speed sensor p
<RL> RL
9 Wheel speed sensor p
<FR> FR
10 Pressure sensor earth
11 Lateral G sensor
13 4WD-ECU power sup- p
ply l
1
14* Directional
<Right> <Right>
1
15* Directional
<Left> <Left>
16 Electric pump relay p p
power supply l
2
19* Wheel speed sensor
earth <FL>
2
20* Wheel speed sensor
earth <RR>
2
21* Wheel speed sensor
earth <RL>
2
22* Wheel speed sensor
earth <FR>
23 Longitudinal G sensor
Check condition
valve Operate the Proportional
valve in the actuator test valve in the actuator test
(Item No.01). <ACD>
valve Operate the Proportional
valve in the actuator test valve in the actuator test
(Item No. 02). <AYC>
Vehicle is stopping
Moving forward slowly
Vehicle is stopping
Moving forward slowly
Vehicle is stopping
Moving forward slowly
Vehicle is stopping
Moving forward slowly
Any time
Ignition switch: ON
Vehicle horizontal state
Ignition switch: OFF
p
Ignition switch: ON
valve Operate the directional
valve valve <right> <right> in in
actuator test (Item No.
07)
valve Operate the directional
valve <left> in the actua valve <left> in the actua-
tor test (Item No. 06)
When the electric pump motor is not operating
y
While the electric pump motor is operating
Any time
Any time
Any time
Any time
Ignition switch: ON
Vehicle horizontal state
While executing the actuator test
After completing the actuator test
While executing the actuator test
After completing the actuator test
While executing the actuator test
the the
After completing the actuator test
While executing the actuator test
After completing the actuator test
Normal state
System voltage
1 V or less
System voltage
1 V or less
1 V or less
0 ↔ 5 V flushing
1 V or less
0 ↔ 5 V flushing
1 V or less
0 ↔ 5 V flushing
1 V or less
0 ↔ 5 V flushing
1 V or less
2.4 - 2.6 V
0 V
System voltage
System voltage
1 V or less
System voltage
1 V or less
0 V
System voltage
1 V or less
1 V or less
1 V or less
1 V or less
2.4 - 2.6 V