Mitsubishi FUEL Manual page 82

13A-82
Engine-ECU <M/T> Connector Terminal
Arrangement
Terminal Terminal
No. <M/T> No. <A/T>
1 1
14 9
2 24
15 2
4 14
17 28
5 15
18 29
6 6
8 20
9 34
10 11
23 12
12 41
25 47
MPI <4G6> -
Check item Check condition (Engine condition)
No. 1 injector While engine is idling after having
warmed up, suddenly depress the
No. 2 injector
accelerator pedal.
No. 3 injector
No. 4 injector
Stepper Engine: Soon after the warmed up
motor coil engine is started
<A1>
Stepper
motor coil
<A2>
Stepper
motor coil
<B1>
Stepper
motor coil
<B2>
EGR control Ignition switch: ON
solenoid valve
While engine is idling, suddenly depress
the accelerator pedal.
A/C relay D Engine: Idle speed
D A/C switch: OFF ® ON
(A/C compressor is operating)
Purge control Ignition switch: ON
solenoid
Running at 3,000 r/min while engine is
valve
warming up after having been started.
Ignition coil - Engine r/min: 3,000 r/min
No. 1, No. 4
(power tran-
sistor)
Ignition coil -
No. 2, No. 3
(power tran-
sistor)
Power supply Ignition switch: ON
Troubleshooting
Engine-A/T-ECU <A/T> Connector Terminal
Arrangement
Normal condition
From 11 - 14 V, momentarily
drops slightly
System voltage « 0 V
(Changes repeatedly)
System Voltage
From system voltage,
momentarily drops
System voltage or
momentarily 6 V or more ®
0 - 3 V
System voltage
0 - 3 V
0.3 - 3.0 V
System voltage