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Home >> Mercury >> 2008 >> Milan Base, 3.0 1, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 127 (Engine Controls - Diagnostic Subroutines -- 6.0L Diesel (99P F450/550)) >> Hard Start/No Start Diagnostic Procedures >> 10d. Check the RPM Signal While Cranking >> Purpose: >> Diagnostic Tool - Data List Monitoring

Diagnostic Tool - Data List Monitoring

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NOTE: You may need to use an outside power source for the diagnostic tool.
Parameter Specification Measurement
RPM(1) 100 RPM minimum  
(1) Low RPM may be caused by starting or charging system concerns. No RPM indicated while cranking may be a CKP fault.