EM-42
ENGINE MECHANICAL
EngiM
Tune-up 14A·GEI
ADJUSTMENT OF IDLE SPEED AND IDLE
MIXTURE (w/o TWC)
1.
INITIAL CONotTIONS
III
E"9ine "
reach
normel oper8ling
tempera lure
Ibl
Air
dlllner instened
Ie,
All pipe,
el\d
hOMa
01
ai
r
induclion system con-
nected
lell
All
vacuum
liM.
p
r
o
per
l
y
conne<:ted
lei
EFI
system
w
iri
ng conneetors
fully
plugged
(fl
I
gn
iti
o
n
timing tet COITe<:tly
191
A
l
l
accessories
switched
OFF
(h) Transmission
in
"N"
r�nge
2. STAAT ENGINE
3. CONNECT TACHOMETER (S"
pege
EM-371
4. CHECk AIR VALVE OPERATION
ISee
plge FI-87)
!I.
ADJUST IDLE SPEED
Cal
RBce the
engine
BI
2.500
rpm lor
I
lew seconds.
(bl
Check
the
idle speed.
Idle .peed:
800 rpm
(wi C
oo
l
i
n
g
fin
OFFI
AdiuS11ng
Icl
Adjust
the
idle
speed
by
turning
the
IOLE
SPEED
SCrtlW
ADJUSTING
SCREW.
6. ADJUST IDLE MIXTURE
CAUTION: Atwly.
ute
I
CO
meter
whln
.dJustlng
th
e
Idl. mlxtut'e.
It I.
not n.c .
..
.
ry
to
Idlu.t
with
the
Idl. mixture Idjusting
.crew in most vehicle
if they ere
In good
condition.
If
•
CO
meter
Is
not
eveileble,
DO
NOT ATTEMPT TO ADJUST IDLE MIXTURE.
tel
R
a
c
.
the
engine "
2.500
rpm for
eppro�. 90
second
•.
Содержание 4A-F
Страница 1: ...4A F 4A GE ENGINE REPAIR MANUAL May 1987...
Страница 102: ...FI 42 EFI SYSTEM Troubleshooting with VoitlOhmmeler 10 J Of 20 BAD Replace IIIje IOf BAD OK Try nothfl feU...
Страница 115: ...EFI SYSTEM _ Trou bleshoo ting wI t h Vol tlOh m mfltll f Cheekigni ler IS peg 1G 2JI r R i...
Страница 123: ...EFI SYSTEM Tro u b t l hooting wit h Volt Ohmmet e r ECU W te Temp SenIOr B 81 rr C t T H iT ct t E 2 iE2 FI 3 0 4 0 7 1...
Страница 126: ...FI S6 AW 1 SA Fusible 1 25B Battery Efl SYSTEM Fuel System EFI MDIn ReI y wI Air Flow Meterl w o Ail Flow Meled To ECU...
Страница 212: ...Had lOA GEl Cylinder II MECHANICAL ENGINE EAD CYLINDER H COMPONENTS A C 1i Slav g Mounl ing _ No 2 I COVIrI EM ill...
Страница 276: ...T r _ _ _ _ _ _ _ _ _ _ _ RegUI tor COMPONENTS f ICon d LUBRICATION SVSTEM O Cooler nd P 0 1 Cooler _ _ Oil Cooler III...