MTU 16V4000Lx2x Operating Instructions Manual page 81

1.4520.237 – OverSpeed Shutdown
Red alarm. Initiated by IC922.
Cause
Genset has exceeded admissible
speed.
1.4520.238 – E2PROM Checksum Error
Red alarm. Initiated by IC922.
Cause
Hardware not ready for
operation.
1.4520.239 – Global Timing out of Range
Yellow alarm. Initiated by IC922.
Cause
Specified global ignition timing
is beyond the valid range.
1.4520.240 – Unknown Timing or Energy Level
Red alarm. Initiated by IC922.
Cause
No global ignition timing and
power level received, CAN bus
connection is faulty.
1.4520.241 – Individual Timing out of Range
Yellow alarm. Initiated by IC922.
Cause
Specified individual ignition
timing is beyond the valid range.
1.4520.242 – Selftest Shutdown
Yellow alarm. Initiated by IC922.
Cause
Self-test is active with the
engine rotating.
1.4520.243 – Open Primary Rate Exceeded
Red alarm. Initiated by IC922.
Cause
Admissible summation of
discharge faults is reached.
Corrective action
u Restart ignition.
Corrective action
u Restart ignition.
Corrective action
u Adjust value.
Corrective action
u Check cabling and setting.
Corrective action
u Adjust value.
Corrective action
u Restart ignition.
Corrective action
1. Check associated cabling.
2. Check ignition coils.
MS150121/00E 2015-07 | Troubleshooting | 81