Engine idle rough. Rough rpm during cruise control on straight flat terrain. ESP/BAS and traction control lights came on but reset after engine restarts. Cruise control fails when engine check light , ESP/BAS and traction control lights came on.
P0068 Manifold pressure / Throttle position orrelation
What commonly set this code would be a vaccum leak which affect the MAP sensor performance. Anytime the CK ENG LT comes on the ABS ESP and Traction are disabled, The reason the vehicle is not at manufactuer specification, for safety reason these features are disabled. Check for vacuum leaks
Here a cruise control servo here, a vacuum line that leaks here can set a P0068 and cause the cruise control to be non operational.
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