MPI <4G6> -
Troubleshooting
13A-78
Item
No.
Reference
page
Inspection
procedure
No.
Normal conditionInspection contentsInspection
item
41 Injectors*
3
Engine: Cranking When engine cool-
ant temperature is
0
_
C (injection is car-
ried out for all cylin-
ders simultaneously)
12 - 19 ms - -
When engine cool-
ant temperature is
20
_
C
26 - 40 ms
When engine cool-
ant temperature is
80
_
C
6.0 - 9.1 ms
Injectors*
4
D
Engine coolant
temperature:
Engine is idling 1.6 - 2.8 ms
80 – 95
_
C
D
Lamps, electric
cooling fan and all
2,500 r/min 1.4 - 2.6 ms
accessories: OFF
D
Transmission:
Neutral
(A/T: P range)
When engine is sud-
denly raced
Increases
44 Ignition coils
and power
transistors
D
Engine: After hav-
ing warmed up
D
Timing lamp is set.
Engine is idling 2-18
_
BTDC Code No.
P0300
13A-29
(The timing lamp
is set in order to
check actual igni-
tion timing.)
2,500 r/min 18 - 38
_
BTDC
45 ISC (step-
per) motor
position*
5
D
Engine coolant
temperature:
80 - 95
_
C
D
Lamps, electric
A/C switch: OFF 2 - 25 STEP - -
D
Lamps, electric
cooling fan and all
accessories: OFF
D
Transmission:
Neutral
(A/T: P range)
A/C switch:
OFF ® ON
Increases by 10 -
70 steps
D
Idle position
switch: ON
D
Engine: Idling
D
When A/C switch
is ON, A/C com-
pressor should be
operating
D
A/C switch: OFF
D
Select lever:
N range ® D
range
Increases by 5 -
50 steps
49 A/C relay Engine: After having
warmed up/Engine is
idling
A/C switch: OFF OFF (Compressor
clutch is not oper-
ating)
Proce-
dure No.
30
13A-72
A/C switch: ON ON (Compressor
clutch is operat-
ing)