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Lotus Service Notes
Section EMR MR.2 - COMPONENT FUNCTION Component Function Mass Air Flow Meter Engine load detection Intake Air Temperature Sensor Air temperature detection Engine Coolant Temperature Sensor Engine coolant temperature detection Throttle Position Sensor Determines engine throttle position Pedal Position Sensor Determines pedal position requested by driver Barometric Pressure Sensor Barometric pressure detection O2 Sensor (Front) – Bank 1 Measures oxygen content in exhaust before bank 1 primary catalyst O2 Sensor (Front) – Bank 2 Measures oxygen content in exhaust before bank 1 primary catalyst O2 Sensor (Rear) – Bank 1 Measures oxygen content in exhaust after bank 1 primary catalyst O2 Sensor (Rear) – Bank 2 Measures oxygen content in exhaust after bank 2 primary catalyst Crankshaft Position Sensor Determines crankshaft position Camshaft Position Sensor (Inlet) – Bank 1 Determines bank1 inlet camshaft position Camshaft Position Sensor (Inlet) – Bank 2 Determines bank 2 inlet camshaft position Camshaft Position Sensor (Exhaust) – Bank 1 Determines bank 1 exhaust camshaft position Camshaft Position Sensor (Exhaust) – Bank 2 Determines bank 2 exhaust camshaft position Knock Sensor – Bank1 Determines bank 1 engine detonation Knock Sensor – Bank2 Determines bank 2 engine detonation Fuel Level Sensor Determines fuel tank level Air Conditioning Evaporator Temperature Sensor Evaporator temperature detection Clutch Pedal Position Sensor Determines clutch pedal position Brake Pedal Position Switch Determines brake pedal position Cruise Control Multi-function Input Determines driver request for cruise control Electronic Throttle Control Motor Actuates engine throttle Injector Circuit – Cylinder 1 Regulates fuel injected into cylinder 1 Injector Circuit – Cylinder 2 Regulates fuel injected into cylinder 2 Injector Circuit – Cylinder 3 Regulates fuel injected into cylinder 3 Injector Circuit – Cylinder 4 Regulates fuel injected into cylinder 4 Injector Circuit – Cylinder 5 Regulates fuel injected into cylinder 5 Injector Circuit – Cylinder 6 Regulates fuel injected into cylinder 6 Ignition Circuit – Cylinder 1 Actuates spark plug in cylinder 1 Ignition Circuit – Cylinder 2 Actuates spark plug in cylinder 2 Ignition Circuit – Cylinder 3 Actuates spark plug in cylinder 3 Ignition Circuit – Cylinder 4 Actuates spark plug in cylinder 4 Ignition Circuit – Cylinder 5 Actuates spark plug in cylinder 5 Ignition Circuit – Cylinder 6 Actuates spark plug in cylinder 6 Variable Valve Timing Actuator (Inlet) – Bank 1 Actuates bank 1 inlet camshaft timing control Variable Valve Timing Actuator (Inlet) – Bank 2 Actuates bank 2 inlet camshaft timing control Variable Valve Timing Actuator (Exhaust) – Bank 1 Actuates bank 1 exhaust camshaft timing control Variable Valve Timing Actuator (Exhaust) – Bank 2 Actuates bank 2 exhaust camshaft timing control Variable Intake Manifold Actuator Actuates variable intake manifold Primary Catalyst – Bank 1 Removes pollutants from exhaust Primary Catalyst – Bank 2 Removes pollutants from exhaust Secondary Catalyst Removes pollutants from exhaust Evaporative Emission Control System Purge Control Valve Regulates fuel tank vapour flow into inlet manifold Fuel Pump Relay Actuates fuel pump Starter Relay Actuates engine starter motor 2009/02 |