MTU 8V4000Lx4 Operating Instructions Manual page 74

113601 – AL Gas Valve 1 feedback
Red alarm. Initiated by EMU.
Cause
Feedback signal from valve 1
does not correspond with
setpoint signal.
113902 – SS Local Initiated Emerg. Stop
Red alarm. Initiated by EMU.
Cause
Emergency stop detected.
Emergency stop was released
manually (button), or ignition
system reported overspeed.
1.4510.186 – Error Status
Red alarm. Initiated by antiknock control.
Cause
Transmission combined alarm.
At least one further transmission
alarm is present.
1.4510.187 – Combined Error
Red alarm. Initiated by antiknock control.
Cause
Combined alarm (for details,
refer to the source alarm).
1.4510.188 – Internal Error
Red alarm. Initiated by antiknock control.
Cause
Hardware not ready for
operation.
1.4510.189 – Error Camshaft
Red alarm. Initiated by antiknock control.
Cause
No signal from camshaft sensor
for antiknock control.
74 | Troubleshooting | MS15026/00E 2015-05
Corrective action
u Check valve 1 and cabling.
Corrective action
1. Enable emergency stop.
2. Check governor.
3. Check throttle closing position.
Corrective action
u Rectify cause of alarm.
Corrective action
u Combined alarm (for details, refer to the source alarm)
Corrective action
u Restart knock module.
Corrective action
u Check cabling. Check sensor B 1.3, replace if required.