1.4520.529 – MIC5 Stat Trigger supply volt. fail
Red alarm. Initiated by MIC5.
Cause
Corrective action
Malfunction in the auxiliary supply
voltage for the pulse sensor.
1. Check cabling to sensor B1.2 (→ Page 201).
2. Check sensor B1.2 (→ Page 202).
3. Restart ignition control unit.
4. Replace ignition control unit.
1.4520.530 – MIC5 Stat Global timing limited
Yellow alarm. Initiated by MIC5.
Cause
Corrective action
The global ignition point is beyond
the valid range.
u
Check Engine Control Unit settings.
1.4520.540 – MIC5 E1 General fault
Red alarm. Initiated by MIC5.
Cause
Corrective action
A general fault has occurred.
1. Check Engine Control Unit settings.
2. Check cabling (→ Page 201).
3. Restart ignition control unit.
4. Replace ignition control unit.
1.4520.541 – MIC5 E1 Overspeed
Red alarm. Initiated by MIC5.
Cause
Corrective action
The overspeed limit was reached.
1. Check Engine Control Unit settings.
2. Check the speed sensors of the ignition system (→ Page 202).
3. Restart ignition control unit.
1.4520.542 – MIC5 E1 Speed sig during selftest
Red alarm. Initiated by MIC5.
Cause
Corrective action
Pulse sensor signals were
detected during the self-test.
u
Restart ignition control unit.
1.4520.543 – MIC5 E1 Shutdown due to alarm
Red alarm. Initiated by MIC5.
Cause
Corrective action
Shutdown due to alarm.
1. Rectify cause of alarm.
2. Restart ignition control unit.
MS150104/02E 2016-11
| Troubleshooting | 89
TIM-ID: 0000038611 - 003
