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- 28 Jan 2023, 06:43
- Forum: V70, XC70 and S80 2007-2016
- Topic: Can this red ring on the coil connector be responsible for engine code P0203 in a 2011 V70?
- Replies: 0
- Views: 795
Can this red ring on the coil connector be responsible for engine code P0203 in a 2011 V70?
B65BE2C0-4D06-4CD3-ADEB-943A9ED2B922.jpeg Hello! I have a 2011 Volvo V70. It was giving engine code 0203 and 0303, so I replaced all spark plugs and it ran fine for one day. Now it has a rough idle and poor acceleration, and gives engine code 0203. I read more online and saw advice about the wiring...