I am not sure if you have the W123 classic CD or WIS / EPC.

The WIS / EPC had many versions, and most are a major pain to install.

There is only one W123 classic CD, and it works best on a PC using Internet Explorer.

http://www.peachparts.com/shopforum/2155238-post1.html


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ASE Master Mechanic
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Prototype R&D/testing:
Thermal & Aerodynamic System Engineering (TASE) Senior vehicle instrumentation technician.
Noise Vibration and Harshness (NVH).
Dynamometer.
Heat exchanger durability.
HV-A/C Climate Control.
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1985 300SD
1983 300D
1984 190D
2003 Volvo V70
2002 Honda Civic

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