1210.20Ćc
1998
Pin Assignments
04/99
BM
BMW
BMW
BMW
E = Input, A = Output, M = Ground
Pin
Connection
Description/Function
Type
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
Secondary air pump valve control
Secondary air pump valve
153
A
Carbon canister valve control
Carbon canister valve
154
A
Fuel changeover 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
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
Speed signal right rear
ABS/ASC control module
168
A
Crankshaft RPM speed signal TD
Instrument cluster
169
Not used
170
Not used
171
E
Vehicle speed signal
Instrument cluster
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