U3521 DTC For Porsche 910

Your Porsche 910 engine control system detects a problem, the computer stores the diagnostic trouble code U3521 in its memory. To figure out what is wrong with your vehicle you must first extract the U3521 DTC For Porsche 910.

To solve U3521 Porsche 910 problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs

The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. U3521 Porsche 910 code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.

U3520 DTC (Previous DTC Code)

( Next DTC Code ) U3522 DTC

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The listed Porsche models will give information about U3521 DTC.

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