DME 7.8 DME 7.80 · Connector II, 24-pole

DME 7.8 DME 7.80 Connector II, 24-pole Pin Designation Pin Designation 1 Oxygen sensor heating 2 after catalytic con- 13 Oxygen sensor heating 2 ahead of catalytic verter converter 2 Pump current regulator of oxygen sensor 1 14 Signal, oxygen sensor 2 after catalytic con- ahead of catalytic converter verter 3 CAN low (Tiptronic) 15 Signal, oxygen sensor 1 ahead of TWC 4 CAN high (Tiptronic) 16 Signal, oxygen sensor 2 ahead of catalytic converter 5 Pump current regulator of oxygen sensor 1 17 Signal, oxygen sensor 1 after catalytic con- ahead of catalytic converter verter 6 Pump current regulator of oxygen sensor 1 18 not assigned ahead of catalytic converter 7 Oxygen sensor heating 1 after catalytic con- 19 Oxygen sensor heating 1 ahead of catalytic verter converter 8 Ground, oxygen sensor 2 after catalytic con- 20 not assigned verter 9 Ground, oxygen sensor 1 after catalytic con- 21 Engine compartment temperature sensor verter 10 Ground, oxygen sensor 2 after catalytic con- 22 5 V supply for mass air flow sensor verter 11 Ground, oxygen sensor 1 after catalytic con- 23 not assigned verter 12 not assigned 24 Pump current regulator of oxygen sensor 2 ahead of catalytic converter Connector III, 52-pole Pin Designation Pin Designation 1 Valve lift control, cylinder 1 - 3 27 Fuel injector, cylinder 4 2 Fuel injector, cylinder 5 28 Fuel injector, cylinder 6 3 EVAP canister purge valve (closed without 29 not assigned flow) 4 Frequency valve, charge pressure 30 not assigned 5 Oil temperature sensor 31 not assigned 6 not assigned 32 Ground 7 5 V supply for camshaft position? sensor 33 not assigned and differential pressure sensor 8 Signal, throttle position sensor 2 34 Intake air temperature sensor 9 Ground, mass air flow sensor 35 not assigned 10 5 V supply for throttle actuation 36 Input, knock sensor 2 0-4 page 2 Connector assignment STB_DM78 Printed in Germany – 8, 2002