MTU 20 V 4000 G23 Operating Instructions Manual page 92

448 – HI P-Charge Air
Limit value 1
Cause
Charge-air pressure too high.
449 – SS P-Charge Air
Limit value 2
Cause
Charge-air pressure too high.
450 – SD Idle/End-Torque Input [%]
Cause
Input signal for idle/end torque
faulty; short circuit or wire break.
454 – SS Power Reduction Active
Cause
Power reduction is active.
455 – AL L1 Aux1 Plant
Limit value 1
Cause
Input signal of Aux 1 (plant side)
has exceeded/not attained limit
value 1, depending on
configuration.
456 – AL L2 Aux1 Plant
Limit value 2
Cause
Input signal of Aux 1 (plant side)
has exceeded/not attained limit
value 2, depending on
configuration.
92 | Troubleshooting | MS150093/01E 2012-06
ZKP-Number: 2.0103.931
Corrective action
u Contact Service.
ZKP-Number: 2.0103.932
Corrective action
u Contact Service.
ZKP-Number: 2.8006.592
Corrective action
u Check signal transmitter and cabling, replace as necessary.
Error cleared after restarting the engine.
ZKP-Number: 2.7000.011
Corrective action
1. Note further fault messages.
2. Determine and rectify reason for power reduction.
ZKP-Number: 2.8006.650
Corrective action
u Determine and rectify reason for limit value violation.
ZKP-Number: 2.8006.651
Corrective action
u Determine and rectify reason for limit value violation.