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Trouble shooter 1
Trouble shooter 1, ASE Certified Technician
Category: Car
Satisfied Customers: 371
Experience:  associates degree 9 years warranty
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system too lean..cylinder misfire..silly check engine light that stays

Customer Question

system too lean and cylinder misfire,need to know what to do about this silly check engine light that stays on my Range Rover Sports 2006
Submitted: 8 years ago.
Category: Car
Expert:  Trouble shooter 1 replied 8 years ago.
check eng light is on for system lean what cylinder is misfire on
Customer: replied 8 years ago.

At times cylinders 6,8,4 and sometimes all cylinders,always have to erase all the time to get a steady rev or idle

Expert:  Trouble shooter 1 replied 8 years ago.
how does it run
Customer: replied 8 years ago.
it runs smooth but the light comes on all the time,so i always erase it but comes back on while driving,changed plugs and air filter,
Expert:  Trouble shooter 1 replied 8 years ago.
could be dirty mass air flow sensor
Expert:  Trouble shooter 1 replied 8 years ago.
is the temp gauge reading normal
Customer: replied 8 years ago.
But its not just my car,another friend has the same sports with the same problem and another friend with a land rover lr3 also with the same problem of system too lean and engine misfire,do i change the air flow meter or what exactly do i change or fix,the car is in africa and we dont have unleaded petrol,so i am abit confused
Expert:  Trouble shooter 1 replied 8 years ago.
you can try clean the mass air flow sensor with an electrical component cleaner to verify that is what the issue is before spending dollars on one and still have issue there are so many reason a lean could a\occur most of time maf sensor sis the coporate
Customer: replied 8 years ago.
what exact part of the air flow meter do i clean with this electrical component cleaner,any ideas or pictures??so i know what to clean
Expert:  Trouble shooter 1 replied 8 years ago.
its connected to the aifr filter hose disconnect air filter tubing and you actually spray the inside of the tubing with the cleaner allow to dry and reinstall you will see it
Customer: replied 8 years ago.
ok will get back to you asap on that note,i hope it wont mess up the whole system anyway,but its worth the trail,get back to you asap