MTU Gas engine8 V 4000 L62 Operating Instructions Manual page 169

532 – AL Wiring PWM1
Red alarm.
Associated parameter 1.1046.900
Cause
Wire break or short circuit on
channel PWM1.
533 – AL Wiring PWM2
Red alarm.
Associated parameter 1.1047.900
Cause
Wire break or short circuit on
channel PWM2.
543 – AL Multiple FDH Slaves
Yellow alarm.
Associated parameter 2.0555.005
Cause
More than one device is
activated as backup medium for
FDH.
544 – AL Configuration Changed
Yellow alarm.
Associated parameter 2.0555.003
Cause
This alarm is activated when the
system configuration was
changed, e.g. because the ECU
or SAM was exchanged.
ZKP-Number:
Corrective action
u Check wiring to mixture throttle on A side, replace mixture
throttle on A side if necessary.
ZKP-Number:
Corrective action
u Check wiring to mixture throttle on B side, replace mixture
throttle on B side if necessary.
ZKP-Number:
Corrective action
u Contact Service (configuration fault).
ZKP-Number:
Corrective action
u Contact Service (configuration fault).
MS150032/02E 2012-07 | Troubleshooting | 169