|
Mercedes old 16 pin diagnostic connector pinout |
 |
 |
 |
Pin
Number |
|
Description (may be empty) |
| 1 |
GND |
Ground |
| 2 |
|
Self-diagnostic button (if present) |
| 3 |
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 |
benzine engine diagnostic (HFM-SFI, DI) |
| 9 |
K-Line |
ADS diagnostic |
| 10 |
|
Engine speed sense (gasoline engine). K-Line for RST (R129), CST (W124) |
| 11 |
K-Line |
Anti-thieft (ATA) diagnostic |
| 12 |
K-Line |
IRCL diagnostic |
| 13 |
K-Line |
Transmission Control Unit diagnostic (EGS, EATC) |
| 14 |
K-Line |
Engine (ESCM, MAS) diagnostic, ISC, EA, EFP diagnostic, cruise-control (CC) diagnostic |
| 16 |
+12v |
Power |
|
