Subaru 2002 IMPREZA Service Manual page 253

ENGINE CONTROL MODULE (ECM) I/O SIGNAL
ENGINE (DIAGNOSTICS1
GND (ignition system)
GND (power supply)
GND (control systems)
-
6136 18
0 0
6136 17 0 0
6134 22 0 0
61 34 7 0
0
6134 15 0 0
-
-
-
-
GND (oxygen sensor
heater 1)
GND (oxygen sensor
heater 2)
EN(D0HC TURBO)-29
-
9 0 0
8 0 0
B1 37
B1 37
-