MTU 12 V 4000 G73 Operating Instructions Manual page 46

029 – HI ETC2 Idle Speed too High
Cause
Idle speed of ETC 2 too high.
030 – SS Engine Overspeed
Cause
Engine overspeed; automatic
engine emergency stop.
031 – HI ETC1 Overspeed
Preliminary warning
Cause
Alarm configuration limit value
1; Speed of primary
turbocharger too high.
032 – SS ETC1 Overspeed
Cause
ETC 1 – speed exceeded.
(2nd limit value)
036 – HI ETC2 Overspeed
Preliminary warning
Cause
Alarm configuration limit value
1; Speed of secondary
turbocharger too high.
037 – SS ETC2 Overspeed
Main warning
Cause
Alarm configuration limit value
2; Speed of secondary
turbocharger too high. Fuel
limitation to a fixed value.
46 | Troubleshooting | MS150029/02E 2013-03
ZKP-Number: 1.8004.206
Corrective action
u Contact Service.
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. Engine control system automatically reduces power.
2. Check air filter.
ZKP-Number: 2.3013.931
Corrective action
1. Reduce power.
2. Contact Service.
ZKP-Number: 2.3013.912
Corrective action
1. Reduce power.
2. Contact Service.