Description of Flash Code 66
Flash Code 66 indicates the oil filter sensor input to the ECM has exceeded or dropped below the allowed range.
This code is not covered in this manual (for diesel engines). If changes occur, notification will be sent from DDC.
For gasoline engines, Flash Code 66 indicates one or more faults have occurred in the engine knock level circuitry.
|DDEC III/IV Single ECM Troubleshooting Guide - 6SE497|
|Generated on 10-13-2008|