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Did a VCDS scan and pulled up fault code:

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Old 07-13-2015, 11:23 AM
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Default Did a VCDS scan and pulled up fault code:

4120 - Oxygen (Lambda) Sensor B2 S1
P2198 00 (237) Signal too high (Rich)
Mil On - Confirmed - Tested since memory clear

Has anyone had this fault code before? Action?

Thanks, appreciate input....Flats
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