Mitsubishi 3000GT Service Manual page 289

Terminal No.
Check point
66
Vehicle speed sensor
107
Power steering pres- .Engine:
sure switch
115
Air conditioning switch 1
20
Airconditioning switch 2
22 Air conditioning relay
6 Fan motor relay (Lo)
53 Fan motor relay (Hi)
24 Electric load switch
56 Heated oxygen sensor
55
1 No.1 injector
14
No.2 injector
2 No.3 injector
15 No.4 injector
3 No.5 injector
16 No.6 injector
MULTIPORT On-Vehicle Inspection of MFI
FUEL INJECTION - Components
Check conditions (Engine conditions)
Ignition switch: ON
l
Move the vehicle slowly forward
l
Steering wheel placed in neutral
Idle, (straight ahead) position
warm
Steering wheel turned half a turn
Engine:
Air conditioning switch set to O-3 V
Idle OFF
Air conditioning switch set to ON
(Air conditioning compressor in
driven state)
Engine:
Air conditioning switch set to .O-3 V
OFF
ning at
Air conditioning switch set B+
l
idle
to ON
Indoor set temperature
l
brought closer to atmo-
spheric temperature
Engine: Idle
l
Air conditioning switch: OFF + ON (Air more for a mo-
l
compressor in driven state)
Radiator fan not operating
(Coolant temperature: below 90°C [194"F])
Radiator fan operating at low speeds
(Coolant temperature:
Radiator fan not operating
(Coolant temperature: below 90°C [194"FJ
Radiator fan operating at high speeds
(Coolant temperature: above 105°C
Lighting switch set to OFF
Engine:
Run-
n i n
g at Lighting switch set to ON
idle
Engine: Warm, 2000 rpm
(Digital voltmeter to be used for checking)
Engine: Running at idle after warmup, and
accelerated abruptly by depressing accel-
erator pedal
TSB Revision
Standard value Remarks
(Changes
repeated)
O-3 V
ment + O-3 V
as A/C clutch
cycles
1994and
later
Federal
o-3 v
model
1994 and
later
Federal
o-3 v
model
o-3 v
0 t) 0.8 V Terminal
(Changes 55 for
repeated) rear
bank of
turbo-
charged
engine
Falls temporari-
1 1 - 1 4 v