118 – LO ECU Power Supply Voltage
Yellow alarm.
Associated parameter 2.0140.921
Cause
Corrective action
Supply voltage too low (limit
value 1)
1. Check supply voltage.
2. Check cabling.
119 – LOLO ECU Power Supply Voltage
Red alarm.
Associated parameter 2.0140.922
Cause
Corrective action
Supply voltage too low (limit
value 2)
1. Check supply voltage.
2. Check cabling.
120 – HI ECU Power Supply Voltage
Yellow alarm.
Associated parameter 2.0140.931
Cause
Corrective action
Supply voltage too high (limit
value 1)
1. Check supply voltage.
2. Check cabling.
121 – HIHI ECU Power Supply Voltage
Red alarm.
Associated parameter 2.0140.932
Cause
Corrective action
Supply voltage too high (limit
value 2)
1. Check supply voltage.
2. Check cabling.
122 – HI T-ECU
Yellow alarm.
Associated parameter 2.0132.921
Cause
Corrective action
Electronics temperature too high
(limit value 1).
u
Provide improved cooling for ECU. Reduce room temperature,
check air flow to ADEC.
96 | Troubleshooting | MS150097/01E 2013-10
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