5. FUEL INJECTION SYSTEM MOVIE S 150i ECU PIN FUNCTION PIN NO. NAME FUNCTION PIN NO. NAME FUNCTION 1 IGP Ignition power 19 BATT Battery 2 ROLL Roll sensor (Tilt switch) 20 TEST For testing 3 CRK-P Crank pulse sensor 21 MIL Multi indicator lamp (ECLP) Water temperature sensor 4 22 TW (ECT) 5 TH Throttle position sensor 23 Manifold pressure sensor 6 PM 24 SG Sensor ground (Intake pressure sensor) HEGO sensor (O2 7 HEGO 25 sensor) 8 LG Logic ground 26 9 CRK-M Crank pulse sensor 27 ground 10 K-LINE Diagnostic tool 28 11 FLPR Fuel pump relay 29 Solenoid (air idle speed 12 SOL 30 valve) output Sensor power output 13 VCC 31 ISCAN Idle speed control (ISC) / A (+5V) Idle speed control (ISC) 14 ISCBP 32 ISCBN Idle speed control (ISC) / B B Idle speed control (ISC) 15 ISCAP 33 NE Tachometer A 16 INJ Injection 34 HEGO HT sensor (O2 17 HEGO HT HT sensor) 35 PG1 Power ground 18 IG Ignition coil 36 PG2 Power ground 5-31