Thanks for the additional info, the codes have not come back yet, but I can't pass inspection in Texas because the "catalyst" and "evaporator" sensors show a status of "not ready". My GAP IID tool doesn't have any sensors with those names. I bet it's a matter of getting through some drive...
Adding some advise after i had lean codes both banks. Fixed a couple leaks... added gasket maker to both EGR gaskets + tightened bolts on the back side of the EGR return tube. I guess 10+ years of exhaust vibrations loosened those EGR bolts.
Codes came back, Crap. My GAP IID tool reads...
I was having the same problems described in this thread and think I finally found a solution. I wanted to share some info... depending on the software flashed to various land rover ecus, the brake switch can affect the entire CANBUS network. This is why there are so many faults going off...
Adding my $.02 cents to the most recent P0174 and P0171 thread on the board... I struggled with this for a couple months and finally diagnosed it as improper screws holding down the MAF. Aparently the Delphi (OEM replacement) part in the US comes with new hex screws that are a bit too long and...
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