MTU 12 V 4000 Lx4 Operating Instructions Manual page 89

1.4520.624 – MIC5 ISE Secondary Open Cylinder 15
Yellow alarm. Initiated by MIC5.
Cause
Disruption in secondary circuit
of cylinder 15 in firing order.
1.4520.625 – MIC5 ISE Secondary Open Cylinder 16
Yellow alarm. Initiated by MIC5.
Cause
Disruption in secondary circuit
of cylinder 16 in firing order.
1.4520.626 – MIC5 ISE Secondary Open Cylinder 17
Yellow alarm. Initiated by MIC5.
Cause
Disruption in secondary circuit
of cylinder 17 in firing order.
1.4520.627 – MIC5 ISE Secondary Open Cylinder 18
Yellow alarm. Initiated by MIC5.
Cause
Disruption in secondary circuit
of cylinder 18 in firing order.
1.4520.628 – MIC5 ISE Secondary Open Cylinder 19
Yellow alarm. Initiated by MIC5.
Cause
Disruption in secondary circuit
of cylinder 19 in firing order.
1.4520.629 – MIC5 ISE Secondary Open Cylinder 20
Yellow alarm. Initiated by MIC5.
Cause
Disruption in secondary circuit
of cylinder 20 in firing order.
1.4520.630 – MIC5 ISE Secon Short Circuit Cyl 1
Yellow alarm. Initiated by MIC5.
Cause
Short circuit in secondary circuit
of cylinder 1 in firing order.
Corrective action
1. Check ignition line, spark plug connector and spark plug.
2. Check ignition coil.
Corrective action
1. Check ignition line, spark plug connector and spark plug.
2. Check ignition coil.
Corrective action
1. Check ignition line, spark plug connector and spark plug.
2. Check ignition coil.
Corrective action
1. Check ignition line, spark plug connector and spark plug.
2. Check ignition coil.
Corrective action
1. Check ignition line, spark plug connector and spark plug.
2. Check ignition coil.
Corrective action
1. Check ignition line, spark plug connector and spark plug.
2. Check ignition coil.
Corrective action
1. Check ignition line, spark plug connector and spark plug.
2. Check ignition coil.
MS15027/00E 2013-10 | Troubleshooting | 89