MTU 16V4000M73 Operating Instructions Manual page 115

536 – AL Wiring PWM_CM1
Cause
HP fuel control block M8 of the
HP fuel pump cannot be activated.
549 – AL Power Cut-Off detected
Cause
The ECU operating voltage was
switched off while the engine was
running. Do not disconnect the
power supply until the engine is at
standstill.
551 – SS Engine Overspeed Camshaft
Cause
The engine speed measured at
camshaft sensor B1 exceeded
limit value 2 or the engine
overspeed test was tripped.
Emergency engine stop was
tripped.
582 – AL Emergency Stop Failed
Cause
This alarm is raised if the engine
fails to come to a standstill within
a defined time following an
emergency stop signal.
586 – LO P-Oil Refill Pump
Cause
The refill pump lube oil pressure
measured at sensor B54 has
fallen below the limit value. The oil
pressure at the refill pump is too
low.
588 – SD P-Oil Refill Pump
Cause
The signal from the refill pump
lube oil pressure sensor (B54) is
faulty or missing.
Corrective action
1. Check engine wiring (→ Page 268).
2. Contact Service.
Corrective action
1. Check engine wiring if the power supply was not disconnected
manually (→ Page 268).
2. Contact Service.
Corrective action
u Contact Service.
Corrective action
u Contact Service.
Corrective action
1. Top up engine oil (→ Page 204).
2. Contact Service.
Corrective action
1. Check engine wiring (→ Page 268).
2. Contact Service.
MS150123/01E 2017-05 | Troubleshooting | 115