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DiscoWeb Bulletin Board » Message Archives » 2004 Archives - Discovery Technical » Archive through February 20, 2004 » Is 4.0 MAF same as 4.6 MAF? « Previous Next »

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Brian Brown (Rtiqulatendisco)
New Member
Username: Rtiqulatendisco

Post Number: 12
Registered: 01-2004
Posted on Sunday, February 15, 2004 - 01:16 pm:   Edit Post Delete Post Print Post

Is there a difference between the 4.0 MAF and the 4.6 MAF?
 

Jack Leitch (Liveattheedge)
Member
Username: Liveattheedge

Post Number: 131
Registered: 12-2003
Posted on Sunday, February 15, 2004 - 09:07 pm:   Edit Post Delete Post Print Post

no idea what a MAF is but probably one is a 4.0L V8, and one's a 4.6L V8

Cheers

Jack
 

J E Robison Service Co (Robisonservice)
Member
Username: Robisonservice

Post Number: 152
Registered: 10-2002
Posted on Sunday, February 15, 2004 - 10:34 pm:   Edit Post Delete Post Print Post

You can interchange them in the case of used parts hanging around, but there are a few different part numbers so if purchasing new you should get the right one.

The same advise applies to ECUs, except that they must be programmed before the vehicle will work. Air meters can be swapped with no programming.

The GEMS and Bosch meters are different, as are the 14CUX on older trucks.
 

Ross Thoma (Rossthoma)
Member
Username: Rossthoma

Post Number: 219
Registered: 08-2002
Posted on Monday, February 16, 2004 - 12:38 am:   Edit Post Delete Post Print Post

Jack come on!

((((no idea what a MAF is but probably one is a 4.0L V8, and one's a 4.6L V8

Cheers

Jack)))))

That is a useless post, Listen (read) and Learn!!! The only purpose to that post was to knock your "Post Number" up a notch, you may as well post a greeting in the practice area and reply to yourself a couple a hundred times.

RT
P.S. A MAF is a Mass Air Flow Senser. Way to go Robisonservice that was a useful post.
 

Brian Brown (Rtiqulatendisco)
New Member
Username: Rtiqulatendisco

Post Number: 13
Registered: 01-2004
Posted on Monday, February 16, 2004 - 01:26 pm:   Edit Post Delete Post Print Post

I just purchased a 4.6 engine for my D1. The ECU is a 14CUX with the programmed 4.6 chip. I know that the 3.9 MAF will not work correctly but I have an extra 4.0 MAF laying around. Is the main diffrence just part numbers or should I look for the 4.6 MAF?

Thanks

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