P1ED9 DTC For Alfa Romeo 75

Your Alfa Romeo 75 engine control system detects a problem, the computer stores the diagnostic trouble code P1ED9 in its memory. To figure out what is wrong with your vehicle you must first extract the P1ED9 DTC For Alfa Romeo 75.

To solve P1ED9 Alfa Romeo 75 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. P1ED9 Alfa Romeo 75 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.

P1ED8 DTC (Previous DTC Code)

( Next DTC Code ) P1EDA DTC

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