MTU 12 V 4000 G73 Operating Instructions Manual page 82

469 – SD AUX 1
Cause
SD alarm configuration; Analog
input signal for Aux 1 defective;
Short circuit or wire break.
470 – SD T-ECU
Cause
SD alarm configuration;
Temperature sensor for ECU
defective; Short circuit or wire
break.
471 – SD Coil Current
Cause
SD alarm configuration; Control
of HP fuel control block
defective; Short circuit or wire
break.
472 – AL Stop SD
Cause
Alarm configuration; Engine
stop, since all shutdown
channels have "sensor defect".
473 – AL Wiring PWM_CM2
Cause
Alarm configuration; Cable break
or short circuit on channel
PWM_CM2.
474 – AL Wiring FO
Cause
Alarm configuration; Cable break
or short circuit on channel FO.
82 | Troubleshooting | MS150029/02E 2013-03
ZKP-Number: 1.8004.590
Corrective action
u Check signal transmitter and cabling, replace as necessary.
Error cleared after restarting the engine.
ZKP-Number: 1.8004.587
Corrective action
u Check sensor and cabling, replace as necessary.
Error cleared after restarting the engine.
ZKP-Number: 1.8004.592
Corrective action
u Check sensor and cabling, replace as necessary.
Error cleared after restarting the engine.
ZKP-Number: 2.8006.593
Corrective action
1. Check cabling.
2. Contact Service.
ZKP-Number: 1.8004.593
Corrective action
1. Check cabling.
2. Contact Service.
ZKP-Number: 2.8006.655
Corrective action
1. Check cabling.
2. Contact Service.