ECU codes 91 240sx

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sc0rp
Posts: 7
Joined: Fri Dec 05, 2003 6:13 pm

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I'm getting a "12" on it. Any ideas where I should start diaging and changing things out?

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NISTECH
Posts: 10585
Joined: Sun May 25, 2003 4:17 am

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air flow meter. check the wiring to it and do a voltage drop test on the ground portion of the circuit any thing over .02v is to high you need to splice on an alternate ground run to your intake manifold.
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