Vauxhall Workshop Service and Repair Manuals

Terminal Assignment of Control Unit

A   1           Unoccupied

A   2           Reference lead from speed sensor P 35 Ter."1"

A   3           Unoccupied

A   4           Unoccupied

A   5           Unoccupied

A   6           Unoccupied

A   7           Signal lead of intake manifold pressure sensor P 23

A   8           Signal lead of throttle valve potentiometer P 34

A   9           Unoccupied

A 10           AC relay

A 11           Ground lead of vacuum sensor P 23, coolant temperature sensor P 30 and intake manifold pressure sensor P 29

A 12           Control unit final stage ground K 57/K 91

Terminal Assignment of Control Unit, Part 2

B   1           Permanent voltage supply for fault memory

B   2           Signal lead of odometer frequency sensor

B   3           Reference lead from speed sensor P 35 Ter. "2"

B   4           Fuel consumption signal for board computer / MID

B   5           Engine load status for AT

B   6           Control unit switched ground K 57/K 91 to fuel pump relay K 58 Ter. 85

B   7           Bidirectional data lead from ALDL plug Ter. "G"

B   8           Voltage supply of throttle valve potentiometer P 34 and of intake manifold pressure sensor P 23

B   9           Unoccupied

B 10           Ground of oxygen sensor, shielding of inductive pulse pick-up

B 11           Signal lead of oxygen sensor

B 12           Signal lead of coolant temperature sensor P 30

Terminal Assignment of Control Unit, Part 3

C   1           Engine telltale switched ground H 30

C   2           Engine speed signal

C   3           EST-B signal to DIS module Ter. 4

C   4           Voltage supply of control unit K 57/K 91 Ter. 15

C   5           Lead to 2nd coil of servo motor M 66 Ter. "C"

C   6           Lead to 2nd coil of servo motor M 66 Ter. "D"

C   7           Unoccupied

C   8           Lead to 1st coil of servo motor M 66 Ter. "B"

C   9           Lead to 1st coil of servo motor M 66 Ter. "A"

C 10           Ground pulse of injector cyl. 1 + 2

C 11           Ground pulse of injector cyl. 3 + 4

C 12           Ground of injector cyl. 1 + 2

C 13           Ground of injector cyl. 3 + 4

C 14           Unoccupied

C 15           Unoccupied

C 16           Voltage supply of control unit K 57/K 91

Terminal Assignment of Control Units, Part 4

D   1           Ground final stages

D   2           Ground of throttle valve potentiometer P 34 and of octane number plug X 15

D   3           Signal lead of intake air temperature sensor P 29

D   4           Unoccupied

D   5           AC switch

D   6           AC load signal

D   7           Torque control input

D   8           Diagnostic excitation lead from diagnostic plug X 13 Ter. "B"

D   9           P/N switch

D 10           EST signal to ignition final stage K 20 Ter. 4 for MHDI or

                   EST-A signal to DIS module Ter. 3

D 11           Octane number plug X 15

D 12           Unoccupied

D 13           Unoccupied

D 14           Unoccupied

D 15           Unoccupied

D 16           Unoccupied