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Maths is cool - part 16


Steve Smith has written another part in the Maths is Cool saga. Following a recent inquiry via the support desk surrounding the operation and diagnosis of an Electronically Commutated (EC) fuel pump, he decided to use it as a topic for the following article.

The principle of EC is something we must learn to grasp, as it is the same technology that will be powering the vehicles of the future (hybrid/electric vehicles (EV)) via 3-phase motors.

To make a long story short, we have a 3.0-litre V6 gasoline Audi SQ5 with the engine code CWGD, where the fuel pump (G6) is failing to deliver adequate fuel pressure.

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