1990 Lexus LS 400 "fuel regulator" Questions

...fuel pressure regulator. a failed regulator can let extra gas into the engine through the vacuum line on it. Take off the vacuum line to the regulator, and watch the regulator for a minute with the ...

...fuel regulator on a lexus ls 400 Hello, The fuel regulator is located behind the back seat. There is a 9" access port in the center of the fuel tank behind the back seat. located in the center of the ...

fuel regulator, could have bad fuel regulator The fuel system needs fully chacked but you did'nt say what it was doing just the draler said the fuel pump was bad. Running bad can bw low performance of

where is the fuel pressure regulator on a 1991 Lexus LS 400 Most all pressure regulators are located on the fuel rail under the hood. It should have a vacuum line attached to it

out white smoke run fault codes and replace faulty sensors. have a fuel pressure . Check injectors for correct operationtest done on the fuel manifold to test fuel pressure regulator. pump and filters

...fuel control regulator. No bad relays found during code check. What else can I check? The injectors are not pulsing,most likely the crankshaft sensor,or pick up coil,if it is distributor

...fuel rail is the pressure regulator? and how can you determine if that is the cause of a flooded fuel odor? all new plugs, wires , caps rotors, cat converters, 160-180 compression, the only things ...

where's the fuel sensor located in the lexus ls 400? my lexus would'n star. if your talking about thew gas gauge it is in the tank. Where is fuel pressure regulator at on 97 lexus ls 400

sluggish acceleration...could this be fuel pressure regulator? Start simple, change your gas filter first. Then check the gas pressure at the fuel rail. When was the last time you got a tune up?

...ENGINE STOP Well the most common causes are leaking injectors, fuel pressure regulator, or the check valve in the fuel pump. You could block off the return line to eliminate the valve in the