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1210.20Ćc
1997
Pin Assignments
03/98
BM
BMW
BMWBMW
Z3
E = Input, A = Output, M = Ground
Pin ConnectionDescription/FunctionType
146
A Activate valve Intake air resonance change over valve
147 Not used
148 E Programming voltage Data link connector
149 A Activate valve Evaporation emission valve
150 Not used
151 A Activate relay Fuel pump relay
152 A Activate air pump (Late Production) Secondary air pump valve/relay
153 A Activate valve (Late Production) Charcoal filter shutĆoff valve
154 A Activate valve (Late Production) Fuel changeover valve
155 Not used
156 E Signal above 80 °C Double temperature switch
157 E A/CĆONĆsignal Air conditioning operating unit
158 E Cyl 1Ć2 knock sensor Knock sensor
159 M Ground for sensors TemperatureĆ/ knockĆ/ throttle positionĆ/
fuel tank pressure sensor
160 E Fuel tank pressure Fuel tank pressure sensor
161 Not used
162 E Temperature signal Engine coolant temperature sensor
163 Not used
164 Not used
165 E Oxygen sensor signal Oxygen sensor (behind catalytic converter)
166 E Crankshaft position/RPM Crankshaft position/RPM sensor
167 E Speed signal right rear ABS/ASC control module
168 E Crankshaft RPM speed signal TD Instrument cluster
169 Not used
170 Not used
171 E Vehicle speed signal Board computer
172 Not used
173 E/A CANĆLOW EGS/ASC control module
174 E/A CANĆHIGH EGS/ASC control module
175 A RxD diagnosis data line Data link connector
176 E/A TxD diagnosis data line Data link connector