2000 Range rover se 4.0
im geting:
P0171 System too Lean (Bank 1) Multiplication injector adaptive fuelling lean limit exceeded
LH bank
P0172 System too Rich (Bank 1) Multiplication injector adaptive fuelling rich limit exceeded
RH bank
P0174 System too Lean (Bank 2)
Multiplication injector adaptive fuelling lean limit exceeded
RH bank
P0175 System too Rich (Bank 2) Multiplication injector adaptive fuelling rich limit exceeded
RH bank
where shoud i start looking
how to chek if i have any vacum leaks ?
trayed to spray whole can of carb cleaner, but that didnt afeck it anyway
maybie someone know what fuel pressure shoud be ?
found by my self
-Fuel pump delivery pressure
Up to 99MY 2.4-2.6 bar ............................................................. 34-37 lbf/in 2
From 99MY 3.5 bar ............................................................. 50.75 lbf/in 2
how to chek maf, what voltmeter readings shoul i see, if its ok ?
cheked by my self it works
do those codes afect fuel consumption ?
thanx
ps. codes came after i did lpg conversion, i already speaked with them but they says what this is not they foult, anyway i got big discount on lpg, so i do not whant to fight with them, becouse im planing to get this dicount again, so now im on my own, unles ill find out that they broked something
sory for speling
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