Astra
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Terminal Assignment in 55-pin Control Unit Plug
Ter. 1 Ignition coil final stage K 73/Ter. 4 Ter. 2 Ignition coil final stage reference ground Ter. 3 Ground actuation for fuel pump relay Ter. 85B Ter. 4 Ground actuation for idle speed adjuster Ter. 5 Ground actuation for tank vent valve Ter. 6 Unoccupied Ter. 7 Mass air flow sensor hot-wire signal Ter. 3 Ter. 8 Hall sensor cylinder recognition signal Ter. 2 Ter. 9 Odometer frequency sensor signal Ter.10 Separate ground for oxygen sensor Ter.11 Knock sensor signal Ter.12 Unoccupied Ter.13 Diagnostic excitation lead Ter. B in diagnostic plug Ter.14 Injection valves ground Ter.15 Unoccupied Ter.16 Ground actuation for injection valve, cylinder 3 Ter.17 Ground actuation for injection valve, cylinder 1 Ter.18 Battery voltage Ter. 30 Ter.19 Control unit ground Ter.20 Exhaust coding US'83/ECE Ter.21 Transmission coding MT/AT Ter.22 Ground actuation for engine telltale Ter.23 Compressor relay (only Vectra/Cavalier with AC) Ter.24 Ground for tank vent valve, idle speed adjuster, fuel pump Ter.25 Ground actuation for mass air flow sensor hot-wire, "burn-off" signal Ter.26 Ground for mass air flow sensor hot-wire Ter. 2 Ter.27 Battery voltage Ter. 15 Ter.28 Oxygen sensor signal Ter.29 Unoccupied Ter.30 Knock sensor ground Ter.31 Voltage supply for Hall sensor Ter. 1 Ter.32 Injection signal (ti) for measuring consumption in board computer Ter.33 Unoccupied Ter.34 Ground actuation for injection valve, cylinder 2 Ter.35 Ground actuation for injection valve, cylinder 4 Ter.36 Fuel pump relay Ter. 85 Ter.37 Control unit voltage supply Ter.38 Unoccupied Ter.39 Unoccupied Ter.40 Unoccupied Ter.41 Unoccupied Ter.42 Transmission coding MT/AT Ter.43 Idle CO potentiometer signal Ter.44 Unoccupied Ter.45 Coolant temperature sensor signal Ter.46 Ignition coding plug signal Ter.47 Inductive pulse pick-up signal Ter.48 Inductive pulse pick-up ground Ter.49 Unoccupied Ter.50 Unoccupied Ter.51 Unoccupied Ter.52 Idle contact signal, throttle valve switch Ter.53 Full load contact signal, throttle valve switch Ter.54 Unoccupied Ter.55 Bidirectional data lead Ter. G in diagnostic plug
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