MTU 12V2000Gx6 series Operating Instructions Manual page 103

454 – SS Power Reduction Active
Yellow alarm; warning
Cause
Power reduction activated.
470 – SD T-ECU
Yellow alarm; warning
Cause
Temperature sensor for engine
governor faulty.
471 – SD Coil Current
Yellow alarm; warning
Cause
Control of HP fuel control block
faulty.
472 – AL Stop SD
Red alarm; emergency stop
Cause
Sensor fault of shutdown
channels.
474 – AL Wiring FO
Yellow alarm; warning
Cause
Wire break or short circuit at FO
channel.
476 – AL Crash Rec. Init. Error
Yellow alarm; warning
Cause
Initialization error of crash
recorder.
478 – AL Comb. Alarm Yel (Plant)
Yellow alarm; warning
Cause
Combined alarm initiated by plant
(yellow).
Corrective action
u Observe any other messages.
Corrective action
u Replace Engine Control Unit at next opportunity.
Corrective action
1. Check HP fuel control block and wiring, replace as necessary
(→ Page 221).
2. Fault is rectified when engine is restarted.
Corrective action
u Contact Service.
Corrective action
u Contact Service.
Corrective action
u Contact Service.
Corrective action
u Observe any other fault messages.
MS15054/03E 2018-07 | Troubleshooting | 103