Vehicle Compatibility Information For Toyota 4Runner 4.0L 2003-2009 For Toyota FJ Cruiser 4.0L 2007-2009 For Toyota Tacoma 4.0L 2005-2015 For Toyota Tundra 4.0L 2005-2011 SYMPTOMS OF A FAULTY FUEL INJECTOR !Rough idling & stalling. The vehicle might shake and stall when idling if it is not getting enough fuel in the combustion chambers. !The engine misfires. Often caused by dirty or clogged fuel injectors. !A fuel smell. You might smell a strong fuel odour in and around your car if there is a leak or the injectors are releasing too much fuel. .
