Mitsubishi FUEL Manual page 84

13A-84
Terminal Terminal
No. <M/T> No. <A/T>
60 3
54 26
71 58
72 64
75 73
76 71
80 66
81 46
82 98
83 44
MPI <4G6> -
Check item Check condition (Engine condition)
Oxygen Engine: Idling after warming up
sensor (front)
Engine r/min: 5,000 r/min.
heater
Oxygen Engine: Idling after having warmed up
sensor (rear)
Engine r/min: 5,000 r/min
heater
Ignition Engine: Cranking
switch-ST
Intake air Ignition switch:
temperature ON
sensor
Oxygen sen- D Transmission:
sor (rear) 2nd gear <M/T>, L range <A/T>
D Engine r/min: 3,500 r/min or more
D Driving with the throttle valve
widely open
Oxygen Engine: Running at 2,500 r/min after
sensor (front) warmed up (Check using a digital type
voltmeter)
Backup pow- Ignition switch: "LOCK" (OFF) position
er supply
Sensor im- Ignition switch: ON
pressed
voltage
Ignition Ignition switch: ON
switch-IG
Engine cool- Ignition switch:
ant tempera- ON
ture sensor
Troubleshooting
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
When engine
coolant tempera-
ture is 0_C
When engine
coolant tempera-
ture is 20_C
When engine
coolant tempera-
ture is 40_C
When engine
coolant tempera-
ture is 80_C
Normal condition
0 - 3 V
System voltage
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
0.6 - 1.0 V
0 « 0.8 V
(Changes repeatedly)
System voltage
4.5 - 5.5 V
System voltage
3.2 - 3.8 V
2.3 - 2.9 V
1.3 - 1.9 V
0.3 - 0.9 V