BMW Z3 E37 1998 Electrical Troubleshooting Manual page 74

BMW BMW BMW BM
04/99
Z3
Pin Assignments
Pin Type Description/Function
87 E Battery voltage, terminal 87
88 E/A TxD diagnosis data link
E = Input, A = Output, M = Ground
1210.17 d
Connection
Engine control module relay
Data link connector
1998