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Billfitz · 07-01-2020, 03:24 PM

99.9% of the time when something goes wrong it will throw an error code. You need an OBD diagnostic tool to read it.

07-01-2020, 03:24 PM	#7
Billfitz Lieutenant General 8243 Rep 16,082 Posts Drives: '15 328iX GT Join Date: Jan 2015 Location: New Hampshire iTrader: (0)	99.9% of the time when something goes wrong it will throw an error code. You need an OBD diagnostic tool to read it.
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