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EMISSION CONTROL ENGINE AND EMISSION CONTROL 17-44 If the PM accumulates more than the standard, the SYSTEM DIAGRAM AKB00299 Engine-ECU Rail pressure sensor Accelerator pedal position Vehicle speed sensor AB Air flow sensor No. 1 intake air temperature EGR gas temperature sensor Crank angle sensor Engine coolant temperature Manifold absolute pressure Injector No. 1 exhaust gas temperature sensor No. 2 exhaust gas temperature sensor No. 3 exhaust gas temperature Exhaust differential Catalytic Catalytic DPF Variable geometry Throttle valve control |