Fault Code 27 - Clutch Disengagement
1. Key on.
3.Confirm transmission is in neutral.
4.Raise engine speed above 1500 RPM and allow
engine to return to idle.
5.Compare engine RPM to input shaft RPM with ServiceRanger, a PC-based Service Tool.
Engine idle must be 700 RPM or lower.
•If the speeds match at idle and Fault Code 27 is Active, replace the clutch. Go to
•If they do not match, test complete.
2.Reconnect all connectors and the negative battery
4.Clear codes, see “Fault Code
5.Drive vehicle and attempt to reset the code.
6.Check for fault codes, “Fault Code Retrieval/Clearing” on page 5
If Fault Code 27 appears go to
to find error in testing.
If code other than 27 appears, See “Fault
Code Isolation Procedure Index” on page 8.