Porsche 944 Uživatelský manuál stáhnout pdf (Strana 39)

944 Maintenance, Self-diagnosis

Error code 1133

Error code 1133 draws attention to an

error in

the area of the knock control in the DME

con-

trol unit. If this error code appears, the

DME

control unit must be replaced.

Error code 1134

This error code draws attention to an error in

the area of the Hall generator.

87/904

Possible errors:

Ground fault

Short to positive

Wire discontinuity

Testing the Hall generator signal

Using a suitable auxiliary æble, connect an os-

cilloscope to the diagnosis plug, pin 9 (square-

wave signal) and pin 2 (ground). If the Hall

gen-

erator signal is O.K., the following picture must

appear on the oscilloscope's screen.

Troubleshooting

Printed in Germany - XVI, 1987

03 - 27

1 2 ... 34 35 36 37 38 39 40 41 42 43 44 ... 166 167

Žádné komentáře

Porsche 944 Uživatelský manuál Strana 39