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Contents Wiring diagrams Section: Fuel Injection Systems All sections

Terminal Assignment-Engine Control Unit, X 16 XEL Opel Vectra B

Fuel Injection Systems 4 illustrations

Terminal Assignment of Engine Control Unit, X 16 Xel

Terminal assignment, occupied connections only:

A1Signal lead, coil 2 idle speed stepper motor M66
A2Signal lead, coil 2 idle speed stepper motor M66
A3Reference lead, coil 1 idle speed stepper motor M66
A4Reference lead, coil 1 idle speed stepper motor M66
A5Signal lead, camshaft sensor P47
A6Battery positive (terminal 30)
A7Signal lead, intake manifold pressure sensor P23
A8Signal lead, compressor switch S101
A9Load signal to AT control unit
A10Ground, secondary air pump
A11Ground, secondary air solenoid valve Y19
A12Ground, fuel pump relay K58
A13Ground, tank vent valve Y34
A15Ground, AC relay K60
A16Ground, crankshaft pulse pick�up P35

2.4.5 Terminal Assignment of Engine Control Unit, X 16 Xel

Terminal assignment, occupied connections only:

B1Ground
B2Ground
B3Signal lead, coolant temperature sensor P30
B4Signal lead, intake air temperature sensor P29
B5Signal lead, high/low pressure switch S20
B8Signal, AT driving stage
B9Diagnostic excitation lead X13
B10Ground, engine telltale
B12Fuel consumption signal
B13Engine speed signal for tachometer
B14Signal lead, crankshaft pulse pick�up P35

2.4.5 Terminal Assignment of Engine Control Unit, X 16 Xel

Terminal assignment, occupied connections only:

C2Ground, injector cyl.3 Y7
C3Ground, injector cyl.2 Y7
C4Ground, injector cyl.1 Y7
C6Ground, injector cyl.4 Y7
C7Ground, injectors
C9Ground, oxygen sensor P33
C10Torque control
C11Signal lead, knock sensor P46
C14Ground, DIS ignition module
C16Ignition ON (terminal 15)

2.4.5 Terminal Assignment of Engine Control Unit, X 16 Xel

Terminal assignment, occupied connections only:

D1Ground, exhaust gas recirculation valve Y18
D2Signal lead, exhaust gas recirculation valve Y18
D3Ignition ON (terminal 15)
D5Signal lead, throttle valve potentiometer P34
D7Ground, injectors
D8Signal, throttle valve potentiometer P34, exhaust gas recirculation valve Y18, intake manifold pressure sensor P23
D9Signal lead, oxygen sensor P33
D10Signal lead, odometer frequency sensor
D11Diagnostic data lead X13
D14Ground, DIS ignition module
D15Ground
D16Ground

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