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Ask Chris (aka-Moose) Your Own Question
Chris (aka-Moose)
Chris (aka-Moose), Auto Technician
Category: Toyota
Satisfied Customers: 43935
Experience:  16 years of experience
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System too lean bank one ... i already replace the intake

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system too lean bank one ... i already replace the intake manifold gasket and throttle body gaskets and the isuue continues can you advidse please
JA: Is this your first time dealing with this issue? What size is your engine?
Customer: 1.8
JA: What is the model/year of your Toyota?
Customer: 4 cyl
JA: What year is your Toyota?
Customer: thats is 2001 corolla s
JA: Are you fixing your Corolla yourself? What have you tried so far?
Customer: yes me
JA: Anything else you want the mechanic to know before I connect you?
Customer: my sending unit rarely send wron meassure of fuel leve on my tank should replace my fuel pump assambly too?

Welcome, I'm Chris (aka Moose), my normal schedule online is around lunch and after dinner past midnight.

Will your scan tool show the short term fuel trim?

Other than the code are there any running issues?

Customer: replied 10 days ago.
No. .. my. Is cheapest one can not read fuel trim graphs

Other than the code are there any running issues?

Customer: replied 10 days ago.
Thas the only one give trouble nothing else on the scanner says


So we need to confirm good fuel pressure 44-50 psi. If thats good then clean the MAF sensor. Next is to spray short bursts of starting fluid or flammable brake cleaner around all hoses, seals, and components under vacuum to see if the idle changes indicating you have sprayed a leak.

This is my 1st answer of what can be many. You the website and myself expect you to have a ~~~5 STAR EXCELLENT~~~ experience with my help. At the top of your screen is the rating box that you only get to use once. Please make sure to complete the mandatory rating when ready or reply and say "I am pleased with my answer". Not rating or rating 1-2 stars does not benefit you nor me in any way.

Thanks Moose.

Customer: replied 10 days ago.
Thank I'm very pleased with my answeet thanks a lot
Customer: replied 10 days ago.
Customer: replied 10 days ago.


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