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Checking coolant temperature sender > < Checking engine speed signal

A4 Mk1

Motronic injection and ignition system (6 cyl. turbo)
Checking auxiliary signals
Checking consumption signal for vehicle computer

Notes:

  • ◆ The consumption signal is calculated by the engine control unit from the injection period and relayed to the on-board computer. Consumption signal is taken from contact 81 of engine control unit.
  • ◆ Checking fuel consumption signal

=> Current Flow Diagrams, Electrical Fault-Finding and Fitting Locations

Checking coolant temperature sender > < Checking engine speed signal