Mitsubishi FUEL Manual page 187

Terminal Check item
No.
65 A/C switch 2
68 Ignition switch - ST
62 Intake air temperature sensor
71 Left bank oxygen sensor (front)
73 Left bank oxygen sensor (rear)
72 Right bank oxygen sensor (front)
74 Right bank oxygen sensor (rear)
3 Left bank oxygen sensor heater (front)
26 Left bank oxygen sensor heater (rear)
MPI <6A1> -
Troubleshooting
Check condition (Engine condition)
D Engine:
Idling
D Outside air
tempera-
ture:
or more
Engine: Cranking
Ignition switch:
ON
Engine: Running at 2,500 r/min
after having warmed up (Check
using a digital type voltmeter)
D Transmission: 2nd gear <M/T>,
L range <A/T>
D Engine speed: 3,500 r/min or
more
D Driving with the throttle valve
widely open
Engine: Running at 2,500 r/min
after having warmed up (Check
using a digital type voltmeter)
D Transmission: 2nd gear <M/T>,
L range <A/T>
D Engine speed: 3,500 r/min or
more
D Driving with the throttle valve
widely open
Engine: Idling
Engine: 3,500 r/min
Engine: Idling
Engine: 3,500 r/min
When A/C is
MAX. COOL
condition (when
the load by A/C
25_C is high)
When A/C is
MAX. HOT
condition
(When the load
by A/C is low)
When intake air
temperature is
0_C
When intake air
temperature is
20_C
When intake air
temperature is
40_C
When intake air
temperature is
80_C
13A-187
Normal condition
0 - 3 V
System voltage
8 V or more
3.2 - 3.8 V
2.3 - 2.9 V
1.5 - 2.1 V
0.4 - 1.0 V
0 « 0.8 V
(Changes repeated-
ly)
0.6 - 1.0 V
0 « 0.8 V
(Changes repeated-
ly)
0.6 - 1.0 V
0 - 3 V
System voltage
0 - 3 V
System voltage