Sporo wiedzy i duże pole do popisu w zagadnieniu pod tytułem Bosch ME7.4.4: TU5JP4, Ale do tego trzeba dysponować oprzyrządowaniem i doświadczeniem. W tym takie zagadnienie jak:
Calculation of the injection time, phasing and control of the injectors as a function of the following parameters:
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driver's wishes (pedal position sensor for ME7.4.4 and throttle potentiometer for M7.4.4, cruise control, electronic stability program),
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thermal state of the engine (coolant temperature sensor),
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mass of air absorbed (inlet air temperature sensor, inlet air pressure sensor and engine speed sensor),
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engine operating conditions: starting, idling, stabilised engine speed, transitory engine speeds, injection cut-off and power take-up speed (motorised throttle for ME7.4.4 and stepper motor for M7.4.4, engine speed sensor, speed information),
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richness regulation (oxygen sensors)(2 sensors for L4 and ifL5 depollution and 1 sensor for K' depollution),
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canister circuit bleed (canister bleed electrovalve),
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inlet pressure (inlet air pressure sensor),
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battery voltage (battery),
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knock detection (knock sensor),
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cylinder n°1 position (phase detection integrated into the ignition).