It is derating the engine. the check engine light is coming on giving you a code. Call freightliner, and they will walk you through how to check the code using the check engine light. It is something serious to be derating the engine, unless the safety parameters are set to tight.
NEED Help fellow Truckers
Discussion in 'Trucks [ Eighteen Wheelers ]' started by road2trucking, Jun 6, 2009.
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