TSB Document:

Affected Component: ELECTRICAL SYSTEM

Summary
This bulletin announces availability of reprogramming files to optimize the engine’s electronic control module (ECM). These new files address concerns of the check engine light coming on and setting any of the following DTCs for Air-Fuel Ratio Imbalance: P219C, P219D, P219E or P219F. The ECM parameters for air-fuel (A/F) calculation have been revised.

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Date Published
FEB 11, 2020
NHTSA TSB #
10171918
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