Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 933

22A-26
MANUAL TRANSMISSION - Troubleshooting <ACD>
Code No.62 ACD mode switch system
Code No.62 is output when the ACD mode switch is ON for more than 60
seconds.
MUT-II Data List
D No.63 ACD mode switch
(1) Press the ACD mode switch.
OK: ON
(2) Release the ACD mode switch.
OK: OFF
OK→Intermittent malfunction (Refer to GROUP 00 - Points to
Note for Intermittent Malfunctions)
Check the ACD mode switch. (Refer to P.22A-57.)
NG→Replace
Measure at ACD mode switch connector C-142.
D Disconnect the connector and measure at the harness
side.
D Ignition switch: ON
D Voltage between terminal 2 and earth
OK: System voltage
Measure at 4WD-ECU connector C-43.
D Measure the ECU terminal voltage.
D Ignition switch: ON
D Voltage between terminal 47 and earth
(1) Press the ACD mode switch.
OK: System voltage
(2) Release the ACD mode switch.
OK: 1 V or less
Check the following connector: C-43
NG→Repair
MUT-II Data List
D No.63 ACD mode switch
(1) Press the ACD mode switch.
OK: ON
(2) Release the ACD mode switch.
OK: OFF
NG→Replace the 4WD-ECU.
OK→Intermittent malfunction (Refer to GROUP 00 - Points to
Note for Intermittent Malfunctions)
NG
OK
OK
OK
OK
Probable cause
D ACD mode switch fault
D Harness or connector fault
D 4WD-ECU fault
NG
Check the following connectors:
<L.H. drive vehicles> C-142, C-29, C-213, C-210
<R.H. drive vehicles> C-142, C-209, C-210
NG→Repair
Check the harness between the ACD mode switch and
ignition switch.
D Check for open circuit or damage of the power line.
NG→Repair
Check the harness between the junction block and
combination meter.
D Check for ground and damage of the power line.
NG→Repair
NG
Check the following connectors:
<L.H. drive vehicles> C-142, C-128, C-43
<R.H. drive vehicles> C-142, C-43
NG→Repair
Check the harness between the 4WD-ECU and ACD mode
switch.
D Check for open circuit and damage of the power line
NG→Repair
OK
OK
OK