Signal Overview

ECM Output Signals:

^ Injectors (4 signals)
^ Engine speed
^ Ignition pulses (4 signals
^ A/C compressor
^ Main relay
^ Fuel pump relay
^ Malfunction indicator lamp (CHECK ENGINE)
^ Shift up indication
^ Data link connector (diagnostics)
^ Oxygen sensor, preheating (2 outputs)
^ Fuel consumption
^ Engine load signal (Tq)
^ Boost pressure control valve (2 outputs)
^ Canister purge valve (ELCD) (2 outputs)
^ Idle air control valve (2 outputs)