382 – AL Wiring TOP 2
Red alarm.
Associated parameter 2.8006.639
Cause
Corrective action
Short circuit or wire break on
transistor output, plant-side 2
(TOP 2). Activation of red
combined alarm faulty.
u
Check cabling.
383 – AL Wiring TOP 3
Red alarm.
Associated parameter 2.8006.640
Cause
Corrective action
Short circuit or wire break on
transistor output, plant-side 3
(TOP 3). Activation of gas supply
solenoid valve No.1 faulty.
u
Check cabling.
384 – AL Wiring TOP 4
Red alarm.
Associated parameter 2.8006.641
Cause
Corrective action
Short circuit or wire break on
transistor output, plant-side 4
(TOP 4). Activation of gas supply
solenoid valve No.2 faulty.
u
Check cabling.
418 – SD T-Intake Air B
Yellow alarm.
Associated parameter 1.8004.603
Cause
Corrective action
Intake air temperature sensor
defective, short circuit or wire
break.
u
Check sensor and cabling (B49.2), replace if necessary.
419 – SD T-Coolant Before Engine
Red alarm.
Associated parameter 1.8004.604
Cause
Corrective action
Coolant temperature sensor at
engine inlet defective, short
circuit or wire break.
u
Check sensor and cabling (B6.3), replace if necessary.
106 | Troubleshooting | MS150098/02E 2016-11
TIM-ID: 0000027858 - 001