MTU M015710/04E Operating Instructions Manual page 77

121 – HIHI ECU Power Supply Voltage
Limit value 2
Cause
Supply voltage too high.
122 – HI T-ECU
Limit value 1
Cause
Electronic unit temperature too
high.
141 – AL Power too high
Cause
Alarm is triggered if the mean
value of the power has exceeded
the maximum value stipulated by
PR1.1088.001 within the last 24
hours.
142 – AL MCR exceeded 1 hour
Cause
the alarm is triggered if the MCR
has been exceeded for more
than 1 hour within the last 12
hours.
176 – AL LifeData not available
Cause
No (appropriate) LifeData
backup system available, ECU
reset after expiration of time-out
period.
92 | Troubleshooting | M015710/04E 2012-09
ZKP-Number: 2.0140.932
Corrective action
1. Check ECU supply voltage.
2. Contact Service.
ZKP-Number: 2.0132.921
Corrective action
1. Reduce power.
2. Improve engine room ventilation.
ZKP-Number: 11.088.007
Corrective action
u Reduce power.
ZKP-Number: 1.1088.006
Corrective action
u Reduce power.
ZKP-Number: 2.4000.004
Corrective action
u Contact Service.