1991 Rolls Royce Silver Shadow P3493 Fault Code Check

When you check 1991 Rolls Royce Silver Shadow car engine light came on code P3493 the reason should be . However Rolls Royce manufacturer may have a different definition for the P3493 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

Another consequence of P3493 1991 1991 Rolls Royce Silver Shadow engine overheating may be a blown head gasket. Heat makes aluminum swell almost three times faster than cast iron. Thermal stress can distort the head and make it swell in areas that are hottest like those between exhaust valves in adjoining cylinders, and areas that have restricted coolant flow like the narrow area that separates the cylinders. The typical aluminum head swells most in the middle, which can crush the head gasket if the head gets too hot. This will usually cause the head gasket to leak compression between adjacent cylinders, or leak coolant into the cylinders.

1991 Rolls Royce Silver Shadow P3493 OBD-II Diagnostic Powertrain (P) Trouble Code Description P3493 Cylinder 12 Exhaust Valve Control Circuit/Open so you have to check ODB-II Fault Code Check list. Reason For 1991 Rolls Royce Silver Shadow P3493 Code The reason of 1991 Rolls Royce Silver Shadow P3493 OBD-II Fault Code Check is P3493 Cylinder 12 Exhaust Valve Control Circuit/Open.

1991 Rolls Royce Silver Shadow P3493 Possibble Fix Ways :

Detonation, or spark knock, is a type of combustion caused by the buildup of too much heat and pressure in the engine's combustion chamber. When this happens, you should be able to hear a metallic knocking or pinging noise. A small amount of detonation usually won't cause major damage, but heavy knocks or prolonged detonation can cause serious damage to your parts. It can punch holes in your pistons, crush rod bearings, blow head gaskets, crack rings, and pound out piston ring grooves. Prolonged pinging noises are a definite cause for concern.

If your P3493 1991 1991 Rolls Royce Silver Shadow check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system P3493 and engine control unit are in charge of monitoring a bunch of different P3493 1991 1991 Rolls Royce Silver Shadow, and if they get a reading that's a little out of whack, up pops the check engine light.

What does fault code P3493 mean for 1991 Rolls Royce Silver Shadow ? What does a diagnostic reading P3493 mean for 1991 Rolls Royce Silver Shadow ? How to fix OBD2 Code P3493 for 1991 Rolls Royce Silver Shadow ? What do we know about P3493 code for 1991 Rolls Royce Silver Shadow ?