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P0977

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P0977 OBD-II Trouble Code: Shift Solenoid B Control Circuit High
P0977 means there is an issue with the shift solenoid valve B control circuit, most likely due to a faulty component or bad fluid level.

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Question
My 2008 Mini Cooper S has a check engine light on and the code is P0977.
The code P0977 will set if the transmission control module (TCM) records an abnormal voltage reading from a shift solenoid in the transmission. A vehicle with the P0977 trouble code will generally be driveable but due to the potential for...

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