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1210.20Ćc
1998
Pin Assignments
04/99
BM
BMW
BMWBMW
Z3
E = Input, A = Output, M = Ground
Pin ConnectionDescription/FunctionType
146 A Activate valve Intake air resonance changeover 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 Secondary air pump valve/relay
153 A Activate valve Charcoal filter shut-off valve
154 A Activate valve Fuel changeover valve
155 Not used
156 E Signal above 80 _C Double temperature switch
157 E A/C-ON-signal Air conditioning operating unit
158 E Cyl 1-2 knock sensor Knock sensor
159 M Ground for sensors Temperature/knock/throttle position/fuel
tank pressure sensors
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 Right rear speed signal 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 (BC-Low)
172 Not used
173 E/A CAN-LOW EGS/ASC control module
174 E/A CAN-HIGH EGS/ASC control module
175 A RxD diagnosis data line Data link connector
176 E/A TxD diagnosis data line Data link connector