丰田RAV4 发动机2GR-FE培训课件.ppt

Model OutlineChassisBodyBody Electrical2GR-FE EngineContentsClick a Section TabModel OutlineChassisBodyBody Electrical2GR-FE EngineEngine OverallEngine Control SystemModel OutlineChassisBodyBody Electrical2GR-FE EngineEngine Overall2GR-FE Engine–V6 (60-degree), -liter, 24-valve, DOHC engine w/Dual VVT-i, ACIS and ETCS-iBasic construction and operation is same as 2GR-FE on ’06 AVALONBasic construction and operation is same as 2GR-FE on ’06 AVALON-A-KModel OutlineChassisBodyBody Electrical2GR-FE EngineEngine OverallSpecifications????????2GR-FE(’06 AVALON)6-Cylinder, V-typeNo. of Cylinders and Arrangement336 @ 4,700(248 @ 4,700)Max. Torque N·m @ rpm(lb-ft @ rpm)200 @ 6,200(268 @ 6,200)Max. Output kW @ rpm(HP @ rpm)3,456 ()Displacementcm3 (cu. in.) x ( x )Bore x stroke mm (in.)Pentroof bustion Chamber24-Valve DOHC, Chain Drive, Dual VVT-IValve Mechanism2GR-FE(’06 RAV4)Item-A-KModel OutlineChassisBodyBody Electrical2GR-FE EngineReference (Engine Overall)Major Difference from 2GR-FE on ’06 AVALON1 controller for 2 fansNormal:1 controller for 2 fansCooling Fan partment(with water proof connector)ECM LocationTowing Package: 2 controllers for 2 fansWithoutWithCharging Control2GR-FE(‘06 AVALON)2GR-FE(‘06 RAV4)Item-A-KModel OutlineChassisBodyBody Electrical2GR-FE EngineEngine Control SystemCharging Control–Battery temperature sensor is integrated into the battery current sensorBattery Temperature Sensor (Thermistor)-A-KModel OutlineChassisBodyBody Electrical2GR-FE EngineReference (Engine Control System)Charging Control–ECM controls the alternator generation voltage to reduce engine load for fuel elerationDecelerationReduce engine load-A-KModel OutlineChassisBodyBody Electrical2GR-FE EngineReference (Engine Control System)Charging Control–Battery current sensor and battery temp. sensor is used for this systemECMCalculate BatteryCondition Driving Condition Judgment Battery+-VoltageCurrentCrankshaft Position SensorVehicle Sp