Porsche 928 Workshop Manual page 584

Fuel system, electronic control Fuel system, electronic control
24
k
$ k
t t t
N
2
7
-
-
c c c
ill
z
- - - - -
22
2
d
;j
2 z
r;
-
928,S4
928 GT
Tester
Fault code I-
Test point
Engine will not start
Engine hard to start
=
8
E
.c
.o
5
C
.-
E
5
L Y
a .k
5
$
.2
%
z
0
si
2
:
!t
z 76
5
z
5
z
E s
E
5
E
.-
$
E
5
'G
s
b
'-
f
E
?I
x
it
sl
f2
2 .k
s
!!
2
0
.E
E
2
2
i!
5
Et
5
E .-
'6
m
5
2
.k
2
52
z!
a
9
3
2
8
.%
0
E
0
-
-
-
-
e
m
CD
r.
co
0)
0
-
-
x x
-
Irregular idling
Poor pick-up
Misfiring
High fuel consumption
x x x x x
- -
- - -
Low power output
x
x x
x x x
- -
-
-
- -
Engine hesitation
x x x x
x x x
x
- - - -
Poor hot starting
x
x x
- - - - -
Diagnosis not possible
x
I x
LH-Diagnosis/Troubleshooting LH-Diagnosis/Troubleshooting
D24- 9 D24- 9
PrImed in Garm~ny - xxv, ,990 PrImed in Garm~ny - xxv, ,990