MTU Gas engine8 V 4000 L62 Operating Instructions Manual page 166

496 – SD P-Charge Mix A
Red alarm. Engine shutdown.
Associated parameter 1.8004.628
Cause
Mixture pressure sensor on A
side defective, short circuit or
wire break.
497 – SD P-Charge Mix B
Red alarm. Engine shutdown.
Associated parameter 1.8004.629
Cause
Mixture pressure sensor on B
side defective, short circuit or
wire break.
498 – SD P-Charge Mix Diff
Red alarm.
Associated parameter 1.8004.630
Cause
Mixture differential pressure
sensor on A or B side defective,
short circuit or wire break.
499 – SD T-Charge Mix
Red alarm.
Associated parameter 1.8004.632
Cause
Mixture temperature sensor
defective, short circuit or wire
break.
166 | Troubleshooting | MS150032/02E 2012-07
ZKP-Number:
Corrective action
u Check sensor and cabling (B79.21), replace if necessary. Fault
is rectified when engine is restarted.
ZKP-Number:
Corrective action
u Check sensor and cabling (B79.22), replace if necessary. Fault
is rectified when engine is restarted.
ZKP-Number:
Corrective action
u Check sensors and cabling (B79.21, B79.22), replace if
necessary. Fault is rectified when engine is restarted.
ZKP-Number:
Corrective action
u Check sensor and cabling (B73), replace as necessary. Fault is
rectified when engine is restarted.