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CHERY·A21 SERVICE MANUAL ENGINE EFI SYSTEM 19 3 sensor connectors. The rated resistance is 3.6 PHASE SENSOR (CAM SHAFT POSITIONING SENSOR) 1)Exterior drawing and pin This sensor has three pins: No. 1 grounding, No. 2)Installation position: on the valve cover. 3)Purpose: This sensor provides crankshaft 4)Working principle It is a Hall sensor. 5)Working temperature: -30--130℃ Working voltage: 4.5—16V Trigger gap: 0.1—1.8mm
6)Malfunction and diagnosis method l Malfunction: can not start, emission exceed standard, fuel consume increased. l Reason: Man made. l Simple measuring method: (connect the joint) switch on ignition switch but do not Chart 3-10 Exterior drawing of phase sensor Chart 3-10 Exterior drawing of phase sensor Phase sensor Connect to main relay Grounding point |