MTU 8V4000Lx4 Operating Instructions Manual page 81

1.4520.546 – MIC5 E1 Failure temperature sensor
Red alarm. Initiated by MIC5.
Cause
The temperature sensor is
defective.
1.4520.547 – MIC5 E1 Failure current sensor
Red alarm. Initiated by MIC5.
Cause
The current sensor is defective.
1.4520.548 – MIC5 E1 Temperature limit reached
Red alarm. Initiated by MIC5.
Cause
The device temperature has
exceeded the permissible value.
1.4520.549 – MIC5 E1 Power output limit reached
Red alarm. Initiated by MIC5.
Cause
The power output has exceeded
the permissible value.
1.4520.550 – MIC5 E1 Tr1 synchronization fault
Yellow alarm. Initiated by MIC5.
Cause
Synchronization not possible on
signal from trigger 1 (B1.2).
1.4520.551 – MIC5 E1 Tr1 operational error
Red alarm. Initiated by MIC5.
Cause
Trigger 1 (B1.2) has triggered
operational error.
1.4520.552 – MIC5 E1 Tr1 no signal detected
Yellow alarm. Initiated by MIC5.
Cause
No signal from trigger 1 (B1.2).
Corrective action
u Restart ignition control unit.
Corrective action
u Restart ignition control unit.
Corrective action
u Ensure sufficient ventilation in the genset room. Restart ignition
control unit.
Corrective action
u Check settings in data record, ignition coils and spark plugs.
Restart ignition control unit.
Corrective action
u Check sensor, sensor clearance, cabling, settings in data record
and timing wheel. Replace sensor if required.
Corrective action
u Check sensor, sensor clearance, cabling, settings in data record
and timing wheel. Replace sensor if required.
Corrective action
u Check sensor, sensor clearance, cabling, settings in data record
and timing wheel. Replace sensor if required.
MS15026/00E 2015-05 | Troubleshooting | 81