Reasons Modern Cars Fail In Ways Most Drivers Never See Coming
There is a particular cruelty to the way modern cars break down. The old Holden or Ford from twenty years ago would give you weeks of warning. A rough idle here, a grinding sound there, something that smelled wrong when the engine got hot. Modern cars operate flawlessly up until a threshold is reached in the onboard computer, at which time the vehicle either displays a warning light or simply ceases to function. The ensuing diagnosis typically identifies an issue that had been simmering for a while without making an announcement. Understanding why this happens means understanding how much modern cars do on behalf of the driver. Fuel delivery, ignition timing, transmission shift points, brake pressure distribution. All of it
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