657 – AL ProActB Comm Lost
Red alarm.
Associated parameter 1.4550.196
Cause
Corrective action
CAN bus communication for
throttle B faulty.
1. Check cabling.
2. Check power supply.
3. Carry out restart of ECU, EMU & throttle B.
4. Check settings with device-specific dialog software (XD50.2).
658 – AL NOxA Comm Lost
Red alarm.
Associated parameter 1.4560.096
Cause
Corrective action
CAN bus communication for
NOx sensor A faulty.
1. Check cabling.
2. Check power supply.
3. Carry out restart of ECU and EMU.
4. Replace sensor.
659 – AL NOxB Comm Lost
Red alarm.
Associated parameter 1.4560.196
Cause
Corrective action
CAN bus communication for
NOx sensor B faulty.
1. Check cabling.
2. Check power supply.
3. Carry out restart of ECU and EMU.
4. Replace sensor.
664 – AL Oil Refill Error
Red alarm.
Associated parameter 1.1480.305
Cause
Corrective action
Combined alarm for automatic
oil replenishment faulty.
u
After initiation of the alarms “HI Oil Refill” and
“HI Lube Oil Level refill” a programmable timeout period starts.
The engine is stopped when this time expires.
665 – AL GET Yellow
Yellow alarm.
Associated parameter 1.4510.993
Cause
Corrective action
An internal combined alarm in
knock control was detected.
u
An exact fault designation is transmitted via CAN bus to the
genset control system.
MS150114/01E 2015-03
| Troubleshooting | 123
TIM-ID: 0000044738 - 001