Q: when i start up cold runs rough about 3 min,,dig code says bank 1 and 2 lean on 2003 BMW 325i

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
what is causing problem?,,the rest of the day runs great
(1) Answer
(1) Comments
Have your heated oxygen sensors and coolant temp sensors tested. They may be lazy or malfuntioning causing the lean condition cold.
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