MTU 16V4000Lx2x Operating Instructions Manual page 83

1.4520.252 – Open Primary, Channel 8
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
1.4520.253 – Open Primary, Channel 9
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
1.4520.254 – Open Primary, Channel 10
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
1.4520.255 – Open Primary, Channel 11
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
1.4520.256 – Open Primary, Channel 12
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
1.4520.257 – Open Primary, Channel 13
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
1.4520.258 – Open Primary, Channel 14
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coils.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coils.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coils.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coils.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coils.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coils.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coils.
MS150121/00E 2015-07 | Troubleshooting | 83