Vauxhall Workshop Service and Repair Manuals

Terminal Assignment of Control Unit Plug (X 20 XEV)   Ter. 01   Input signal from knock sensor P46 / Ter. 1 Ter. 02   Ground, pulse pick - up, crankshaft P35 / Ter. 3 / camshaft P47 / Ter. 3 Ter. 03   Oscillator signal, crankshaft pulse pick - up P35 / Ter. 2 Ter. 04   Oscillator signal, camshaft pulse pick - up P47 / Ter. 2 Ter. 05   Signal lead, coolant temperature sensor P30 / Ter. 1 Ter. 06   Signal lead, intake air temperature sensor P29 / Ter. 1 Ter. 07   Oxygen sensor supply P32 / Ter. B Ter. 08   Ground differential input, mass air flow meter P44 / Ter. 4 Ter. 09   Ground supply, control unit K69 Ter. 10   Load reduction ignition retard signal from AT control unit Ter. 11   Load signal to AT control unit Ter. 12   From AC compressor pressure switch, +1 2 V at excessive pressure Ter. 13   Blink code excitation lead from diagnostic plug X13 / Ter. B or XD / Ter. 6 Ter. 14   Fuel consumption signal for board computer (MID) Ter. 15   Switched ground lead for fuel pump relay K68 / Ter. 85B (Vectra / Cavalier, Calibre) or K44 / Ter. 85 (Omega - B) Ter. 16   Control lead, post switch - off supply, fuel pump relay K68 / Ter. 85 Ter. 17   Ground pulse, tank vent valve Y34 / Ter. B Ter. 18   Battery voltage Ter. 30 via Xl4 / Ter. B

 

 

Ter. 19            Ground supply, control unit from Ter. 31

Ter. 20            Input signal from knock sensor P46 / Ter. 2

Ter. 21            Measurement signal from crankshaft pulse pick - up P35 / Ter. 1

Ter. 22            Measurement signal from camshaft pulse pick - up P47 / Ter. 1

Ter. 23            Unoccupied

Ter. 24            Ground supply, control unit from Ter. 31

Ter. 25            Oxygen sensor signal P32 / Ter. D

Ter. 26            Measurement signal, throttle valve potentiometer P34 / Ter. 3

Ter. 27            Sensor signal, mass air flow meter P44 / Ter. 2

Ter. 28            Ground supply, control unit from Ter. 31

Ter. 29            Input, odometer signal

Ter. 30            Ground for MT; P /N switch signal for AT

Ter. 31            From compressor switch S101 (AC On / Off)

Ter. 32            Signal for tachometer

Ter. 33            Unoccupied (Vectra / Cavalier, Calibra), or from relay box temperature switch S58 (Omega - B)

Ter. 34            Voltage supply for throttle valve potentiometer P34 / Ter. 2

Ter. 35            Switched ground lead for engine telltale (diagnostic lamp)

Ter. 36            Switched ground lead for oxygen sensor heating P32 / Ter. A

Ter. 37            From fuel pump relay K68 / Ter. 87A (Vectra / Cavalier, Calibra), or from reverse battery protection relay K42 / Ter. 87 (Omega - B), voltage supply of control unit

Ter. 38            To DIS ignition coil L2 / Ter. 2 for cylinders 2 and 3, ground pulse, low voltage side

Ter. 39            Unoccupied

Ter. 40            To DIS ignition coil L2 / Ter. 1 for cylinders 1 and 4, ground pulse, low voltage side

Ter. 41            Ground supply, control unit from Ter. 31

Ter. 42            Ground pulse, exhaust gas recirculation solenoid valve Y18

Ter. 43            Unoccupied

Ter. 44            Switched ground lead for secondary air injection relay K12

Ter. 45            Unoccupied

Ter. 46            Idling circuit for idle air adjuster M33 / Ter. 1

Ter. 47            Voltage supply, control unit K69 from Ter. 15 (via anti - theft warning system or immobilizer, if fitted)

Ter. 48            Ground pulse for injector cyl. 4, Y7 - 4

Ter. 49            Ground pulse for injector cyl 2, Y7 - 2

Ter. 50            Ground pulse for injector cyl 1, Y7 - 1

Ter. 51            Ground pulse for injector cyl. 3, Y7 - 3

Ter. 52            Ground pulse, idle air adjuster M33 / Ter. 2

Ter. 53            Switched ground lead for compressor relay K60 (AC)

Ter. 54            Unoccupied

Ter. 55            Data lead to diagnostic plug X13 / Ter. G or XD / Ter. 7