Efl SYSTEM
T
bit!
h
$
eONmUEO FROM PAGE FI-13
ISee page
FI-a7)
0'
CHECK fUEL PRESSURE
!See
P&gI
FI-571
0'
CHECK INJECTORS
I
S
H P898
F
I
-HI
0'
CHECK HI elECTRONIC CIRCUIT
USING VOLT/OHMMETER
ISee Plge
FI-29)
CHECK DIAGNOSTIC SYSTEM
CHECK WIRING CONNECTORS AND
RELAYS
Check that Ihere is a signal change when
the conneclor or relay is slightly lipped
Of wiggled.
A u.i!iary ai, "aI",
2.
Wiler hose
3.
Air hOI"
1 .
fuel pump lSI,
PII98
FI-55)
BAD
2.
Foel fil ....
3.
Fuel pressure reg .... alo'
ISH page
fl-75)
BAD
Injection condition
, . Wifing conneclions
2.
Power to
EeU
(1)
Fusible
links
12)
F uses
(3)
HI
main ,elay
3.
Air flow mele, {wi Air flow meier!
4.
Vacuum
senso, (w/o Air flow mell')
5.
Water limp. sensor
5.
Air
lemp. senso,
7.lnjection signal
circuit
I')
Injector wifing
(2)
Sol.moid resiSTor Iw/o
Air
flow mete,!
(3) Eeu
SYMPTOM - ENGINE SOMETIMES STALLS
nostic{sl {SH
"
1.
Connectors
BAD
2.
EFI
main relay {See pege
FI-SOI
3.
Circ uit opening ,elay {See page
FI-91l
