Affected Component: ENGINE (PWS)

Date Published
JAN 01, 2015
NHTSA TSB #
10147603
TSB Document
Summary
SUBJECT N55: Engine Briefly Shudders or Runs Erratically After Cold Start. Under certain cold starting conditions, the engine may shudder or run a bit erratically for the first few moments when starting off. This can be felt at an engine speed of approximately 1,500 rpm. No relevant faults are stored in the DME memory. DME software calibration