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by CWalker83
Thu Nov 13, 2025 2:22 pm
Forum: General Car Discussions
Topic: W124 M111 erratic idle and diagnostic trouble codes
Replies: 7
Views: 44

Re: W124 M111 erratic idle and diagnostic trouble codes

https://www.halfords.com/webapp/wcs/sto ... n=optimise
by CWalker83
Thu Nov 13, 2025 2:22 pm
Forum: General Car Discussions
Topic: W124 M111 erratic idle and diagnostic trouble codes
Replies: 7
Views: 44

Re: W124 M111 erratic idle and diagnostic trouble codes

Is the wiring harness in satisfactory condition?
What are the readings from the O2 sensors?

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