Why does my car stall when there is water in the tank?
Moisture sometimes finds its way into underground fuel tanks, and engines don’t run very well on water. Sometimes alcohol additives may not be properly mixed, or may separate from the gasoline in the presence of water. Bad gas can cause an engine to run rough or stall.
Why does water go stale if you leave it out for long time?
Leave purified water out for even 30 minutes, and it quickly becomes impure. “It’ll drive me nuts in my lab,” she says. Temperature plays another indirect role, too: Cold water generally holds more dissolved gases. Additionally, some oxygen may dissolve out of the water over time.
Can a stalling engine be intermittent driveability?
Intermittent driveability problems of any kind are always a challenge to diagnose. When a customer brings you a vehicle and complains of a stalling problem, you may not have much to go on other than their description of what’s happening and when it happens.
Why does my PCM stall when I Turn on the engine?
The MAP sensor senses intake vacuum, which the PCM uses to estimate load so it can adjust the air/fuel mixture accordingly. If the MAP sensor isn’t reading right, the PCM will receive bad information and possibly add or subtract more fuel than it should causing the engine to stall.
What makes a car stall when the gas tank is half full?
The car stalls out when the fuel tank becomes half empty and yes, gets worse as more fuel is consumed. Slowing down doesn’t seem to cause a problem but coming to a hard stoop at the bottom of a hill will make it stall after braking.
Intermittent driveability problems of any kind are always a challenge to diagnose. When a customer brings you a vehicle and complains of a stalling problem, you may not have much to go on other than their description of what’s happening and when it happens.
Why do I stall when coming to a stop?
So, if your stalling happens when coming to a stop, and the check engine light is on, it may be worth taking a look at it. All modern torque converters “lock”. What this locking does is provide a true mechanical connection from the engine to the wheels. This eliminates some driveline power loss and improves fuel mileage.
What causes a lawn mower engine to stall?
Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. This sticky fuel can clog up the carburetor and cause the engine to stall. If the carburetor is clogged, try cleaning it with carburetor cleaner.