Plug in a scan tool.
Sitting right on top of the engine.
Bottom front of engine.
Have the codes read.
It detects detonation in the combustion chamber(s), then adjusts the engine timing to compensate.
According to the Gates website ( they make timing belts etcetera ) the 3.3 litre V6 engine in a 2002 Mercury Villager is an ( interference engine )
I looked at the Mercury Villager Owner Guides from ( 1996 , 1999 , and 2002 ) With engine oil filter change : Each Owner Guide shows ( 4.2 U.S. quarts )
There are two.
There are two, on in front of the converters near the engine, and one after the converters, roughly under the passenger seat.
1999-2002 Villager or Nissan Quest.
1999 - 2002.
After looking at the ( 1996 , 1999 , and 2002 ) Mercury Villager Owner Guides : The fuel tank capacity is ( 20.0 U.S. gallons / 75.7 liters )
The engine diagram of a 2002 Mercury Villager typically features a 3.3-liter V6 engine configuration. It includes key components such as the intake manifold, exhaust manifold, fuel injectors, and ignition system. The diagram also highlights the placement of the timing belt, water pump, and various sensors critical for engine management. For detailed specifications, it is advisable to consult a repair manual or official service documentation.