Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 932

Code No.61 Stop lamp switch system
Code No.61 is output when the stop lamp switch is ON for more than 15
minutes when the vehicle speed is above 15 km/h.
Check for brake pedal height
(Refer to GROUP 35A – On-vehicle Service.)
NG→Adjust
MUT-II Data List
D No.56 Stop lamp switch
(1) Depress the brake pedal.
OK: ON
(2) Release the brake pedal.
OK: OFF
OK→Intermittent malfunction (Refer to GROUP 00 - Points to
Note for Intermittent Malfunctions)
Check the following connector: C-103
NG→Repair
Check the stop lamp switch.
(Refer to GROUP 35A - Brake Pedal.)
NG→Replace
Measure at stop lamp switch connector C-103.
D Disconnect the connector and measure at the harness
side.
D Voltage between terminal 2 and earth
OK: System voltage
Measure at 4WD-ECU connector C-43.
D Measure the ECU terminal voltage.
D Voltage between terminal 38 and earth
(1) Depress the brake pedal.
OK: System voltage
(2) Release the brake pedal
OK: 1 V or less
Check the followingconnectors:
Check the harness between the stop lamp switch and stop Check the harness between the 4WD-ECU and stop lamp Check the stop lamp bulb. OK
MANUAL TRANSMISSION - Troubleshooting <ACD>
OK
NG
OK
OK
OK
NG
OK
Probable cause
D Brake pedal fault
D Stop lamp switch fault
D Harness or connector fault
D 4WD-ECU fault
NG
Check the following connectors: C-103, C-135
NG→Repair
Check the harness between the stop lamp switch and battery.
D Check for open circuit or damage of the power line.
NG→Repair
OK
MUT-
22A-25
OK
OK