2010 Nissan Frontier "air leak hose car surges" Questions

...air filter, changed fuel filter and pump, changed spark plugs. Steve, Any Codes? Check for vacuum leaks with a can of carb cleaner engine running - when engine race up or bogs down there is a leak. ...

...air leak area will help you identify trouble spot. At idle,just spray and listen for the RPM surge. The in-rush of carb clearer will increase the RPM on the motor. Record the problem spot(s) and ...

When idle it surges Surges at idle,what causes this is vacuum leak or false air,check along the MAF boot,or disconneted vacuum hose and the PCV valve itself or the hose of the PCV

...air filter. What are some possibilities My first thought would be a vacuum leak in one of the hoses.  Rubber hoses get brittle with age and even a small crack in a hose may cause surging. ...

leak i was told it might be the idle air control I would check your vacuum hoses also.To check for vacuum leaks on hoses, etc:, while the motor is running, spray "non-flammable" brake cleaner on hoses

...air leak, a vacuum line loose, or possible intake manifold gasket leaking, maybe your big air intake hose is leaking. spray carb cleaner or soapy water around mating surface of intake and on ...

...down engine continues to surge then , at idle will continue to surge form idle rpm to around 1200 rpm Sounds like a possible vaccume hose leak? adjust or replace i.a.c.valve (idle air control

...air leaks (aka. vacuum leaks) if the engine (unsaid option) is MAP based, it will race fast with any vacuum leak, and it dont take much of a leak to make the ISC idle controller go nuts. so repost , ...

...isnpect the hose is vacuum leaking in ? also crimp the pcv does the surge go away if it does replace pcv either way you got false aire leak and this includes the MAF air duct for damage or ...

...down there may be an air leak from air intake or IAC, EGR, there may be a vaccuum leak or PCV system may be malfunctioning. Those are the things to check first and with more attention. Regards. ...