Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a solution more quickly and easily!
hi my car long-term fuel trim is Geeting high while accelerating i got check engine light on code is p0420.there is no vacuum leak, my mechanic changed all spark plugs injectors, all o2 sensors' but still the engine light is coming on and Longterm fuel trim is around 19%,is it a problem with cat but my car is only driven 85k,2005 Camry le 2.4 litter. there is no exhaust leak that what he told me ,i spend a fortune so far. could you pls help me, do you need any ideational information. I am writing you this is second time pls help me.
Topic Author
