MTU 12 V 4000 L63 Operating Instructions Manual page 82

152042 – Open Primary, Channel 17
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
152043 – Open Primary, Channel 18
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
152044 – Open Primary, Channel 19
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
152045 – Open Primary, Channel 20
Yellow alarm. Initiated by IC922.
Cause
Ignition energy was not
discharged.
152050 – Warn. Missing Ring Gear Signal
Yellow alarm. Initiated by IC922.
Cause
Crankshaft signal 182 teeth is
missing.
152051 – Warning Missing Reset Signal
Yellow alarm. Initiated by IC922.
Cause
Reset signal from crankshaft is
missing.
152052 – Warn. Missing Camshaft Signal
Yellow alarm. Initiated by IC922.
Cause
Missing camshaft signal for
ignition system.
82 | Troubleshooting | MS150058/01E 2012-07
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coil.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coil.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coil.
Corrective action
1. Check cabling to ignition coil.
2. Check ignition coil.
Corrective action
u Check sensor B13.2, check sensor clearance and cabling,
replace if necessary.
Corrective action
u Check sensor B75, check sensor clearance and cabling, replace
if necessary.
Corrective action
u Check sensor B1.2, check sensor clearance and cabling,
replace if necessary.