MTU 16V4000L32FNER Operating Instructions Manual page 84

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.
1.4520.245 – Open Primary, Channel 1
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
84 | Troubleshooting | MS150121/02E 2017-09
Corrective action
1. Restart ignition.
2. Replace ignition.
Corrective action
1. Adapt value in ECU parameter record.
2. Check settings at ignition system.
Corrective action
u Check cabling and setting (→ Page 202).
Corrective action
1. Adapt value in ECU parameter record.
2. Check settings at ignition system.
Corrective action
u Restart ignition.
Corrective action
1. Check associated cabling (→ Page 202).
2. Check ignition coils.
Corrective action
1. Check cabling to ignition coil (→ Page 202).
2. Check ignition coils.