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ENGINE (4G6) – CONTROL SYSTEM 1-9 Control System The following changes have been made to the controls of the 4G63-DOHC-Turbocharger engine installed in the original System block diagram Air flow sensor Intake air temperature sensor Barometric pressure sensor Engine coolant temperature sensor Throttle position sensor A/C switch A/C load signal Camshaft position sensor Crank angle sensor Alternator FR sensor Vehicle speed sensor Power steering fluid pressure switch Detonation sensor Intercooler water spray (auto) Intercooler water spray (manual) Oxygen sensor Ignition switch-IG Ignition switch-ST Power supply Fuel injection control Idle speed control Ignition timing control Engine control relay control Fuel pump relay control A/C relay control Fan motor control (radiator) Fan relay control (A/C condenser) Alternator control Air flow sensor filter reset control Fuel pressure control Turbocharger Secondary air control Intercooler water spray control Engine warning light control Oxygen sensor heater control Purge control Diagnosis output RAM data transmission No.1 injector No.2 injector No.3 injector No.4 injector Idle speed control servo (stepper No.1, No. 4 ignition coil No.2, No.3 ignition coil Engine control Fuel pump relay 2 Fuel pump relay 3 A/C relay Fan controller (radiator) Fan motor relay (HI, LOW) (A/C Alternator G terminal Air flow sensor Fuel pressure control solenoid Waste gate solenoid valve Secondary air control solenoid Intercooler water spray relay Intercooler water spray light Tachometer Engine warning light (check Oxygen sensor heater Purge control solenoid valve Engine ECU Diagnosis output terminal Diagnosis output terminal (for |