SERIES 60 MISCALIBRATED DIPSTICK
To determine if an overfilled crankcase is causing excessive oil consumption, perform the following:
Ensure vehicle is parked on level ground.
Perform a universal dipstick calibration check; refer to SIB 12-60-94R (May 1995).
If the calibration check indicates that the oil level is off by more than 2 mm (0.078 in.), contact your Detroit Diesel regional support office.
Check for oil leaks; refer to section