MTU MS15027/02E Operating Instuctions page 78

1.4520.523 – MIC5 Stat W: invalid configuration
Yellow alarm. Initiated by MIC5.
Cause
The ignition system settings are
invalid.
1.4520.524 – MIC5 Stat W: invalid trigger config
Yellow alarm. Initiated by MIC5.
Cause
The ignition system settings are
invalid.
1.4520.525 – MIC5 Stat W: conf data checksum err
Yellow alarm. Initiated by MIC5.
Cause
The ignition system settings are
invalid.
1.4520.526 – MIC5 Stat Analogue current sig fail
Red alarm. Initiated by MIC5.
Cause
Failure of current signal for
adjusting the ignition timing.
1.4520.527 – MIC5 Stat Analogue voltage sig fail
Red alarm. Initiated by MIC5.
Cause
Failure of voltage signal for
adjusting the ignition timing.
1.4520.528 – MIC5 Stat Aux inp supply volt. fail
Red alarm. Initiated by MIC5.
Cause
Analog input auxiliary supply
voltage failure.
1.4520.529 – MIC5 Stat Trigger supply volt. fail
Red alarm. Initiated by MIC5.
Cause
Trigger auxiliary supply voltage
failure.
78 | Troubleshooting | MS15027/02E 2015-04
Corrective action
u Check settings. Restart ignition control unit.
Corrective action
u Check settings. Restart ignition control unit.
Corrective action
u Check settings. Restart ignition control unit.
Corrective action
u Check settings.
Corrective action
u Check settings.
Corrective action
u Check settings.
Corrective action
1. Check wiring to sensor B1.2.
2. Check settings.