Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 1246

Engine-ECU Connector Terminal Arrangement
Terminal No. Check item
1 No. 1 injector
14 No. 2 injector
2 No. 3 injector
15 No. 4 injector
3 Fuel pressure control
solenoid valve solenoid valve
4 Stepper motor coil
<A1>
17 Stepper motor coil
<A2>
5 Stepper motor coil
<B1>
18 Stepper motor coil
<B2>
6 EGR control solenoid
valve valve
8 A/C relay
9 Purge control sole-
noid valve noid valve
10 Ignition coil - No.1,
No.4
23 Ignition coil - No.2,
No.3
11 Waste gate solenoid
valve valve
MPI - MPI -
Troubleshooting Troubleshooting
Check condition (Engine condition)
While engine is idling after having warmed up,
suddenly depress the accelerator pedal. suddenly depress the accelerator pedal
Ignition switch: "ON"
Engine: Cranking → Idle operation
(within approximately 2 minutes or less)
Engine: Soon after the warmed up engine is
started
Ignition switch: "ON"
While engine is idling, suddenly depress the
accelerator pedal.
Engine: Idle operation
D
A/C switch: OFF → ON (A/C compressor A/C switch: OFF → ON (A/C compressor
D D
runs)
Ignition switch: "ON"
Engine: Idle operation
Engine speed: 3,000 r/min
Ignition switch: "ON"
Engine: After warm-up, idle operation
(When using premium gasoline)
13A-109
Normal condition
From 11 - 14 V, momentarily
drops slightly drops slightly
System voltage
1 V or less → System voltage
System voltage ↔ 0 - 6 V
(Changes repeatedly)
System Voltage
From system voltage,
momentarily drops
System voltage or momen-
tarily 6 V or more → 1 V or tarily 6 V or more → 1 V or
less
System voltage
1 V or less
0.3 - 3.0 V
System voltage
1 V or less