MTU 12 V 4000 L63 Operating Instructions Manual page 117

227 – SD P- Lube Oil before Filter
Yellow alarm.
Associated parameter 1.8004.620
Cause
Engine oil pressure sensor
before filter defective, short
circuit or wire break.
229 – AL Stop Camshaft Sensor Defect
Red alarm. Engine shutdown.
Associated parameter 1.8004.562
Cause
Engine stop due to camshaft
sensor fault (and a prior
crankshaft sensor fault in the
same operating cycle).
231 – SD Camshaft Speed
Red alarm. Engine shutdown.
Associated parameter 1.8004.499
Cause
Camshaft sensor defective, short
circuit or wire break.
232 – SD Charger 1 Speed
Yellow alarm.
Associated parameter 1.3011.128
Cause
Speed sensor of primary
turbocharger defective, short
circuit or wire break.
ZKP-Number:
Corrective action
u Check sensor and cabling (B5.3), replace as necessary. Fault is
rectified when engine is restarted.
ZKP-Number:
Corrective action
u Check sensor and cabling (B1.1), replace if necessary. Fault is
rectified when engine is restarted.
ZKP-Number:
Corrective action
u Check sensor and cabling (B1.1), replace if necessary. Fault is
rectified when engine is restarted.
ZKP-Number:
Corrective action
u Turbocharger speed sensor is not fitted at present.
MS150058/01E 2012-07 | Troubleshooting | 117