o2 sensor ? 1990 300se

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o2 sensor ? 1990 300se

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lowesguy o2 sensor ? 1990 300se 02-02-2011, 10:52 PM

ps2cho You can probe the wires while... 02-02-2011, 11:42 PM

lowesguy what kind of voltage should I... 02-02-2011, 11:48 PM

mlozzi200478 YOU SHOULD BE GETTING A 12... 02-03-2011, 12:19 AM

lowesguy Car runs good .idle a little... 02-03-2011, 12:41 AM

sptt Run some Seafoam through the... 02-03-2011, 02:03 AM

LandYaghtLover The O2 can also trip if its... 02-03-2011, 12:34 AM

LandYaghtLover I love Seafoam. ... 02-03-2011, 10:12 AM

lowesguy I will check duty cycle.?... 02-03-2011, 02:02 PM

Ferdman lowesguy, remove the air... 02-03-2011, 02:34 PM

lowesguy Thanks all this info really... 02-03-2011, 02:48 PM

02-02-2011, 10:52 PM

lowesguy

Registered User

Join Date: Jan 2011

Location: Temecula Ca.

Posts: 51

o2 sensor ? 1990 300se

1990300se I had cel come on 3 weeks ago.checked code ,faulty 02 sensor
so I replaced it with new OEM sensor cleared code after a week cel back on!
checked code same bad 02 sensor now what? what else can I check.only thing I can check is the wiring .any ideas?
also how many 02 sensors are on this car? I'm pretty sure there is only one

Last edited by lowesguy; 02-03-2011 at 12:03 AM.

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