489 – SS ETC3 Overspeed
ZKP-Number: 2.3014.932
Speed of 2nd secondary turbocharger too high (limit value 2)
Red alarm; engine shutdown
Cause
Corrective action
Clogged charge-air circuit or fault
in turbocharger.
u
Reduce power.
490 – HI ETC4 Overspeed
ZKP-Number: 2.3015.931
Speed of the 3rd secondary turbocharger too high (limit value 1)
Yellow alarm; warning
Cause
Corrective action
Clogged charge-air circuit or fault
in turbocharger.
u
Reduce power.
491 – SS ETC4 Overspeed
ZKP-Number: 2.3015.932
Speed of the 3rd secondary turbocharger too high (limit value 2)
Red alarm; engine shutdown
Cause
Corrective action
Clogged charge-air circuit or fault
in turbocharger.
u
Reduce power.
492 – AL ETC4 Cutin Failure
ZKP-Number: 18.004.202
Yellow alarm; warning
Cause
Corrective action
ETC4 failed to cut in.
u
Check control valve at turbocharger 4.
493 – AL ETC3 Cutin Failure
ZKP-Number: 18.004.203
Yellow alarm; warning
Cause
Corrective action
ETC3 failed to cut in.
u
Check control valve at turbocharger 3.
152 | Troubleshooting | MS150109/01E 2015-11
TIM-ID: 0000045495 - 002
