What should the fuel pressure be on a Jeep Wrangler?
It shouldnt make a difference my spec guide only covers 92-98.Fuel pressure shouldnt change much running or not and should be between those numbers running or not. Mowrangler is right. key “on” you should be around 31-34 and running you should be around 35-39 psi.
What happens when the fuel pump goes out in a Jeep Wrangler?
There are physical signs that you can feel when your Wrangler’s fuel pump is going out. Before taking anything apart, check to see if your engine’s computer has any trouble codes saved in it. The engine may throw a P0087 trouble code. This trouble code detects that the fuel rail/system pressure is too low.
How big is the engine on a Jeep Wrangler?
For the TJ, the 4.0-liter engine size would return and a smaller 2.4 liter would be introduced. Despite the engines changing in their design, the fuel system would essentially remain the same. That’s not to say it wouldn’t see any updates.
Is the YJ Wrangler the same as a carburetor?
But carbs do have some ailments. As the 80s found its place in the history books, so did the carburetor (on modern production vehicles at least.) Enter the 1991 YJ. Though it is almost identical to earlier YJ Wranglers the engine were instead fed with fuel injection. Fuel injection works much the same as a carburetor.
There are physical signs that you can feel when your Wrangler’s fuel pump is going out. Before taking anything apart, check to see if your engine’s computer has any trouble codes saved in it. The engine may throw a P0087 trouble code. This trouble code detects that the fuel rail/system pressure is too low.
It shouldnt make a difference my spec guide only covers 92-98.Fuel pressure shouldnt change much running or not and should be between those numbers running or not. Mowrangler is right. key “on” you should be around 31-34 and running you should be around 35-39 psi.
But carbs do have some ailments. As the 80s found its place in the history books, so did the carburetor (on modern production vehicles at least.) Enter the 1991 YJ. Though it is almost identical to earlier YJ Wranglers the engine were instead fed with fuel injection. Fuel injection works much the same as a carburetor.
What kind of engine does a Jeep Wrangler have?
These types of updates helped the TJ’s engine produce more power and operate smoother. The YJ Wrangler was first introduced in 1987. It was available with either a 2.5 Liter inline-4 cylinder, or a 4.0-liter inline six, and from the years 1987 through 1990 both were provided with fuel by a carburetor.