MTU 8V4000Lx4 Operating Instructions Manual page 150

1031 – LOLO P-Crankcase
Red alarm.
Associated parameter 2.0106.936
Cause
Crankcase pressure too low
(limit value 2). Restrictor valve in
crankcase breather too widely
open, faulty air filter.
150 | Troubleshooting | MS15026/00E 2015-05
Corrective action
1. Check air filter for damage, replace if visibly damaged.
2. Check setting of BlowBy restrictor valve.