MTU 20 V 4000 G23 Operating Instructions Manual page 86

393 – SS T-Coolant Red
Limit value 2
Cause
Redundant coolant temperature
reading too high; engine
shutdown.
394 – LO P-Lube Oil Red
Limit value 1
Cause
Redundant lube oil pressure
reading too low.
395 – SS P-Lube Oil Red
Limit value 2
Cause
Redundant lube oil pressure
reading too low.
396 – TD T-Coolant Sensor Deviation
Cause
Maximum coolant temperature
deviation.
397 – TD P-Oil Sensor Deviation
Cause
Maximum lube oil pressure
deviation.
400 – AL Open Load Digital Input 1
Cause
Open circuit at digital input 1;
cabling faulty or no resistance
across the switch.
86 | Troubleshooting | MS150093/01E 2012-06
ZKP-Number: 2.0129.932
Corrective action
1. Check cabling and sensor.
2. Contact Service.
ZKP-Number: 2.0112.921
Corrective action
1. Check cabling and sensor.
2. Contact Service.
ZKP-Number: 2.0112.922
Corrective action
1. Check cabling and sensor.
2. Contact Service.
ZKP-Number: 1.0480.193
Corrective action
1. Check cabling and sensor.
2. Contact Service.
ZKP-Number: 1.0480.293
Corrective action
1. Check cabling and sensor.
2. Contact Service.
ZKP-Number: 2.8006.625
Corrective action
1. Check cabling.
2. Check input of target device.
3. Contact Service.