MTU 20 V 4000 G23 Operating Instructions Manual page 58

030 – SS Engine Speed
Limit value 2
Cause
Reduced fuel injection.
031 – HI ETC 1 overspeed
Limit value 1
Cause
Speed of primary turbocharger
too high.
032 – SS ETC 1 overspeed
Limit value 2
Cause
Speed of primary turbocharger
too high.
33 – HI P-Diff-Fuel
Limit value 1
Cause
Fuel filter differential pressure
too high.
34 – SS P-Diff-Fuel
Limit value 2
Cause
Fuel filter differential pressure
too high.
036 – HI ETC 2 Overspeed
Limit value 1
Cause
Speed of first secondary
turbocharger too high.
58 | Troubleshooting | MS150093/01E 2012-06
ZKP-Number: 2.2510.932
Corrective action
1. Acknowledge alarm.
2. Attempt to restart engine.
ZKP-Number: 2.3011.931
Corrective action
u Contact Service.
ZKP-Number: 2.3012.932
Corrective action
1. Automatic power reduction by engine control system.
2. Check air filters (→ Page 136).
ZKP-Number: 20.114.931
Corrective action
u Replace fuel filter (→ Page 126).
ZKP-Number: 20.114.932
Corrective action
u Replace fuel filter (→ Page 126).
ZKP-Number: 2.3013.931
Corrective action
1. Reduce power.
2. Contact Service.