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Re: Heated 4 wire O2 Sensor

To: Higginbotham Land Speed Racing <>
Subject: Re: Heated 4 wire O2 Sensor
From: Bryan Savage <>
Date: Sun, 07 Sep 2003 12:08:59 -0700

I don't know the answer to your question but the heater is only used to
bring it up to minimum operating temperature. If your using an
external battery to fire it up, running it off that should work.


Higginbotham Land Speed Racing wrote:

>Am installing an O2 sensor and would like to know how much power the heater
>uses and should it have it's own circuit?
>Thanks in advance,

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