The 928S4, 928GT and 928GTS models use a Bosch EZK for ignition and a Bosch
LH ecu for fuel injection.
The table below lists the different versions that exist and the Eprom
software you find inside.
|
|
|
PORSCHE |
BOSCH |
BOSCH |
DIAG Feature |
|
PORSCHE |
BOSCH |
BOSCH |
DIAG Feature |
|
|
Year |
Porsche
LH number |
Eprom number |
Bosch
label |
|
|
Porsche
EZK number |
Eprom number |
Bosch Label |
|
| 928S4 |
|
|
|
|
|
|
|
0.227.400.035? |
2.227.355.334 ? |
unsure |
| |
1987 |
928.618.123.10 |
0.280.002.504 |
0.287.355.352 |
unsure if it
has DIA |
|
928.618.124.10 |
0.227.400.035 |
0.227.355.480 |
non DIA? |
| |
1987 |
928.618.123.10 |
0.280.002.504 |
2.287.355.832 |
DIA |
|
928.618.124.11 |
0.227.400.035 |
2.227.355.480 |
DIA |
|
1988 |
928.618.123.11 |
0.280.002.504 |
2.287.355.447 |
DIA |
|
928.618.124.11/12/14 |
0.227.400.035 |
2.227.355.520 |
DIA |
| |
1989 |
928.618.123.13 |
0.280.002.507 |
2.287.356.487 |
DIA |
|
928.618.124.15 |
0.227.400.154 |
2.227.355.544 |
DIA |
| |
1990 |
928.618.123.13 |
0.280.002.507 |
2.287.356.487 |
DIA |
|
928.618.124.15 |
0.227.400.154 |
2.227.355.544 |
DIA |
| |
1991 |
928.618.123.25 |
0.280.002.508 |
2.287.356.877 |
DIA |
|
928.618.124.15 |
0.227.400.154 |
2.227.355.334 |
DIA |
|
|
|
|
|
|
|
|
|
|
|
| 928GT |
1989 |
928.618.123.14 |
0.280.002.506 |
2.287.356 486 |
DIA |
|
928.618.124.22 |
0.227.400.164 |
2 227 355 584 |
DIA |
| |
1990 |
928.618.123.14 |
0.280.002.506 |
2.287.356 486 |
DIA |
|
928.618.124.22 |
0.227.400.164 |
2 227 355 584 |
DIA |
| |
1991 |
928.618.123.26 |
0.280.002.509 |
2.287.356.878 |
DIA |
|
928.618.124.22 |
0.227.400.164 |
2 227 355 584 |
DIA |
| |
|
|
|
|
|
|
|
|
|
|
| 928
CS/SE |
1988 |
928.618.123.12 |
0.280.002.506 |
? |
DIA |
|
928.618.124.13 |
0.227.400.043 |
? |
DIA |
|
1989 |
928.618.123.14 |
0.280.002.506 |
? |
DIA |
|
928.618.124.16 |
0.227.400.043 |
? |
DIA |
| |
|
|
|
|
|
|
|
|
|
|
| 928
GTS |
1992 |
928.618.123.30 |
0.280.002.514 |
2.287.357.477 |
DIA |
|
928.618.124.30 |
0.227.400.197 |
2.227.355.341 |
DIA |
| |
1993 |
928.618.123.30 |
0.280.002.514 |
2.287.357.477 |
DIA |
|
928.618.124.30 |
0.227.400.197 |
2.227.355.584 |
DIA |
| |
1994 |
928.618.123.30 |
0.280.002.514 |
2.287.357.477 |
DIA |
|
928.618.124.30 |
0.227.400.197 |
2.227.355.341 |
DIA |
|
| |
Data gathered from internet and
additional research by Theo Jenniskens |
|