Mercedes 8 pin old diagnostic connector pinout PDF Print E-mail

for some Mercedes models of 1988-1993

 

Pin
Number
Description (may be empty)
1 GND Ground
3 Self-diagnostic button (if equipped)
2 K-Line benzine engine diagnostic (CFI, KE) and DM
4 K-Line diesel engine diagnostic (EDS, ARA) or self-diagnostic LED (if present)
5 K-Line ASD, 4MATIC diagnostic
6 K-Line safety devices: Airbag, SRS, AB diagnostic. Service interval reset.
7 K-Line air-conditioner and heater (Tempmatic, Automatic) diagnostic
8 K-Line Engine and ignition diagnostic
 
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