488 – HI ETC3 Overspeed
ZKP-Number: 2.3014.931
Speed of 2nd secondary turbocharger too high (limit value 1)
Yellow alarm – warning
Cause
Corrective action
Obstructed charge-air circuit or
fault in turbocharger.
u
Reduce power.
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
Obstructed 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
Obstructed 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
Obstructed charge-air circuit or
fault in turbocharger.
u
Reduce power.
500 – AL Wiring POM Starter 1
ZKP-Number: 1.4500.900
Wiring faulty, connection of starter 1 at POM
Yellow alarm – warning
Cause
Corrective action
Missing consumer.
Short circuit or wire break
u
Check connection between POM and starter.
78 | Troubleshooting | MS150112/01E 2014-10
TIM-ID: 0000029153 - 005
