Skip the auto shop - Our mechanics make house calls

Q: My car has a duel fuel system and it sometimes runs rough

asked by on

my bf falcon is duel fuel after maket gas injection kit was in staled in 2010 has recently been playing up it starts on fuel warms up then automacticly flicks to gas runs fine but on a long trip every now and then it will light up as if its running petrol as well as gas at the same time when this happens lose power car runs rough what would be causing this ?

My car has 348654 miles.
My car has an automatic transmission.

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Can you help with Toyota Avalon repair questions?

Billing question sent to CS for the cost of repairing a power steering leak, flushing the power steering fluid, flushing the coolant, changing the oil and adding additives in the fuel, and repairing the exhaust system on a 2006 Toyota...

Q: Was having Idiling problems then the engine light went on

The vehicle may have carbon build up on the intake valves and would need to be scanned to see if the codes are for misfiring. The intake and injectors should be cleaned by a professional cleaner. Top tier fuels with...

Q: Oil coming out of spark plug.

Hello. The piece you are referring to is called a valve cover gasket. It sits between the top of the engine as if a piece of cheese would between a bun and a patty to keep the oil from leaking....

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
What Causes Hoses to Leak?
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the...