120 – HI ECU Power Supply Voltage
ZKP-Number: 2.0140.931
Supply voltage too high (limit value 1)
Yellow alarm; warning
Cause
Corrective action
Supply voltage at engine
governor too high.
1. Check Engine Control Unit supply voltage.
2. Contact Service.
121 – HIHI ECU Power Supply Voltage
ZKP-Number: 2.0140.932
Supply voltage too high (limit value 2)
Red alarm - start cancelation of engine stop
Cause
Corrective action
Supply voltage at engine
governor too high.
1. Check Engine Control Unit supply voltage.
2. Contact Service.
122 – HI T-ECU
ZKP-Number: 2.0132.921
Electronics temperature too high (limit value 1).
Yellow alarm; warning
Cause
Corrective action
Electronics overheated.
1. Reduce power.
2. Improve engine room ventilation.
141 – AL Power too high
ZKP-Number: 1.1088.007
Maximum value exceeded
Yellow alarm; warning
Cause
Corrective action
Power mean value has exceeded
the specified maximum value in
the last 24 hours.
u
Contact Service.
142 – AL MCR exceeded 1 hour
ZKP-Number: 1.1088.006
MCR exceeded
Yellow alarm; warning
Cause
Corrective action
MCR was exceeded in the last
12 hours for longer than one
hour.
u
Contact Service.
MS150110/00E 2013-10 | Troubleshooting | 115
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