13. FUEL INJECTION SYSTEM People GT 300i INSPECTION Disconnect and remove the ECU from the frame. Check for continuity between pin 35 and 36 of the ECU side connector. There should be continuity at all times. Check for continuity between each pins 8, 9 and 24 of the ECU side connector. There should be continuity at all times. Check for continuity between pin 24 and 36 of the ECU side connector. There should be no continuity at all times. 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 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 Crank pulse sensor 9 CRK-M ground 27 10 K-LINE Diagnostic tool 28 11 FLPR Fuel pump relay 29 Sensor power output Idle speed control (ISC) / A 13 VCC 31 ISCAN (+5V) (-) Idle speed control (ISC) Idle speed control (ISC) / B 14 ISCBP 32 ISCBN B (+) (-) Idle speed control (ISC) 15 ISCAP 33 NE Meter 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 13-18