Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 926

MANUAL TRANSMISSION - Troubleshooting <ACD> MANUAL TRANSMISSION - Troubleshooting <ACD>
Code No.45 Pressure sensor system (Open circuit or
ground)
Code No.45 is output when the output signal from the pressure sensor is below
0.2 V.
MUT-II Data List
D No.18 Pressure sensor
OK: Refer to P.22A-35 (Data List Reference Table).
OK→Intermittent malfunction (Refer to GROUP 00 - Points to
Note for Intermittent Malfunctions)
Measure at 4WD-ECU connector C-43.
D Measure the ECU terminal voltage.
D Ignition switch: ON
D Voltage between 32 and earth
OK: 0.5 - 1.5 V
Check the following connector: C-43
NG→Repair
MUT-II Data List
D No.18 Pressure sensor
OK: Refer to P.22A-35 (Data List Reference Table).
NG→Replace the 4WD-ECU.
OK→Intermittent malfunction (Refer to GROUP 00 - Points to
Note for Intermittent Malfunctions)
Code No.46 Pressure sensor system (open earth)
Code No.46 is output when the output signal from the pressure sensor is above
2.0 V.
Measure at pressure sensor connector F-29.
D Disconnect the connector and measure at the harness
side.
D Resistance between terminal 3 and earth
OK: 2 Ω or less
Check the following connector: F-29
NG→Repair
Replace the pressure sensor.
NG
NG
OK
OK
NG
OK
OK
Probable cause
D Harness or connector fault
D Pressure sensor fault
D 4WD-ECU fault
Check the following connectors:
<L.H. drive vehicles> C-43, C-128, C-134, F-24, F-29
<R.H. drive vehicles> C-43, C-134, F-24, F-29
NG→Repair
Check the harness between the pressure sensor and
4WD-ECU.
D Check for open circuit, ground, and damage of the power
line.
D Check for open circuit, ground, and damage of the output
line.
NG→Repair
Replace the pressure sensor.
Probable cause
D Harness or connector fault
D Pressure sensor fault
D 4WD-ECU fault
Check the following connectors:
<L.H. drive vehicles> F-29, C-44, C-128, C-134, F-24
<R.H. drive vehicles> F-29, C-44, C-134, F-24
NG→Repair
Check the harness between the pressure sensor and
4WD-ECU.
D Check for open circuit and damage of the earth line.
NG→Repair
Replace the 4WD-ECU.
22A-19
OK
OK
OK
OK