ES - 5th Gen (2007-2012) Discussion topics related to 2007+ ES350

MAF/IAT sensor

Old 08-10-12, 01:37 PM
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ggrasshoff
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Default MAF/IAT sensor

Hi Everyone

Glad to have found this site!

Have a 2007 Lexus ES350

Just ordered & received (perhaps a sucker) from Autochipsdirect.com a moduel which states a 8-40 horsepower improvement and 2-5 gallon per mile fuel increase. Paid $70 dollars and planing to attached the moduel.

The company instulation states to attach the unit to the MAF/IAT pink and green wire red stripe.

Having located the sensor I see the pink wire but not a green with red stripe wire. Perhaps being color blind is a factor.

OK: The sensor has 5 wires do I atach it to the green and pink wires?

Secondly: Has anyone else purchased this chip if so did I make a good investment or was I the sucker born the past minute.

Have 30 days to return the item and was wondering if I should return it?

If returned is there a better brand or ideas to increase the horsepower? not concerend with fuel milage just hsp.

Thanking everyone in advance.

gg
Old 08-10-12, 03:58 PM
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oldgrump
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DO NOT install this damn thing. Every auto forum on the planet (and I've now been a member of four of them) has dealt with this thing, and it ain't worth diddly. It can actually create problems.
Old 08-10-12, 04:10 PM
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LexBob2
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I do a lot of reading on things automotive and have never seen a report saying these things work. In all cases they've been debunked. If it sounds too good to be true for $70...........

Follow oldrump's advice.
Old 08-11-12, 04:10 AM
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ggrasshoff
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Originally Posted by LexBob2
I do a lot of reading on things automotive and have never seen a report saying these things work. In all cases they've been debunked. If it sounds too good to be true for $70...........

Follow oldrump's advice.
Thank's BOB & OLDGRUMP

I'm sending the item back today. Yes I will have to pay for shipping but this is cheaper than having a check engine light from coming on!

Gg
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