I expect the voltage to swing from zero to one volt , two to three times a second at hiway speeds. I also noticed the moving dot disappears for a second or two as the idle position sensor is activated. A bad ground between engine and chassis will mess with this tiny voltage. Ken Lewis http://neksiwel.20m.com/
----- Original Message ----- >I have one of these too - but my meter lights are all over the map. > It will start near center when first started, but while driving is almost > like it is in random sweep mode. Sometimes it will go right off the scale > (no lights for awhile) > > I'm guessing that this is indicitive of a problem O2 meter? > > Todd > '88 Westy |
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