ECM Pinout/Terminal I.D. Charts

MOTRONIC 4.4 PINOUTS

The values specified in the table apply with the engine unloaded at operating temperature.

U = Volts DC
Ubat = Battery Voltage
Ulow = Voltage Close to 0 Volts or is 0 Volts
t = Time in Milliseconds
UAC = Alternating Current in Volts
f = Frequency in Hertz (Hz)
%duty = Duty Cycle (pulse quotient) in percent (%)

CONNECTOR A TERMINALS A1 - A43

All values specified below are measured between the ground terminal specified in column 1 and terminal A42 (signal ground), unless otherwise indicated in brackets.






Terminals A1 - A12






Terminals A13 - A30






Terminals A31 - A43


CONNECTOR B TERMINALS B1 - B43

All values specified below are measured between the ground terminal specified in column 1 and terminal B28 (signal ground), unless indicated in brackets.






Terminals B1 - B10






Terminals B11 - B26







Terminals B27 - B43