1999 Pontiac Aztek U1794 Fault Code Check

When you check 1999 Pontiac Aztek car engine light came on code U1794 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Pontiac manufacturer may have a different definition for the U1794 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

Another consequence of U1794 1999 1999 Pontiac Aztek 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.

1999 Pontiac Aztek U1794 OBD-II Diagnostic Network (U) Trouble Code Description U1794 SCP (J1850) Lack of Acknowledgment for Mirrors so you have to check ODB-II Fault Code Check list. Reason For 1999 Pontiac Aztek U1794 Code The reason of 1999 Pontiac Aztek U1794 OBD-II Fault Code Check is U1794 SCP (J1850) Lack of Acknowledgment for Mirrors.

1999 Pontiac Aztek U1794 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 U1794 1999 1999 Pontiac Aztek 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 U1794 and engine control unit are in charge of monitoring a bunch of different U1794 1999 1999 Pontiac Aztek, and if they get a reading that's a little out of whack, up pops the check engine light.

What does fault code U1794 mean for 1999 Pontiac Aztek ? What does a diagnostic reading U1794 mean for 1999 Pontiac Aztek ? How to fix OBD2 Code U1794 for 1999 Pontiac Aztek ? What do we know about U1794 code for 1999 Pontiac Aztek ?