850 m/92-97 with Yasaki instrumentation is cancelled manually . Remove the rubber plug in the instrument glass at the trip meter and press the button behind it.
The difference between Yasaki and VDO instruments
The VDO instrument panel is completely flat
The Yasaki instrument panel has recessed instruments
Note:
850 m/92-95 with VDO instrumentation, service lamp is cancelled with the instrument by the 6-pin diagnostic socket, connection A7 .
850 m/96-97 with VDO instrumentation, service lamp is cancelled with the instrument by the OBD II -socket.