# Oil mixed with gas in gas tank! HELP!

**URL:** <https://community.cartalk.com/t/oil-mixed-with-gas-in-gas-tank-help/2058>\
**Category:** Maintenance/Repairs\
**Created:** [July 22, 2007, 11:51am UTC](https://community.cartalk.com/t/oil-mixed-with-gas-in-gas-tank-help/2058 "2007-07-22T11:51:39Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![angels6](https://avatars.discourse-cdn.com/v4/letter/a/b77776/32.png) [@angels6](https://community.cartalk.com/u/angels6)\
**Post date:** [July 22, 2007, 11:51am UTC](https://community.cartalk.com/t/oil-mixed-with-gas-in-gas-tank-help/2058/1 "2007-07-22T11:51:39Z")

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hi thanks for all the feed back! The engine light codes are PO161,says 02 sensor heater circuit malfunction in band 2 sensor2.There are 3 more codes-PO440,I checked the gas cap. PO441 and PO446. After the codes were scanned the warning light was shut off but came back on again.Any suggestions?

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**Author:** ![SteveF](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/stevef/32/2_2.png) [@SteveF](https://community.cartalk.com/u/SteveF)\
**Post date:** [July 22, 2007, 2:44pm UTC](https://community.cartalk.com/t/oil-mixed-with-gas-in-gas-tank-help/2058/2 "2007-07-22T14:44:23Z")

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I recall your original post but tell us again the year-make-model we’re dealing with. We need it to look up those codes.