MTU 12V4000Gx5S Series Operating Instructions Manual page 137

221 – SD P-Diff Lube Oil
Cause
The signals from lube oil pressure
sensors B5.3 and/or B5.1 are
faulty or missing.
222 – SD Level Leakage Fuel
Cause
The signal from the fuel leak
sensor (F46) is faulty or missing.
223 – SD Level Coolant Intercooler
Cause
The signal from the charge-air
coolant level sensor (F57) on the
coolant expansion tank is faulty or
missing.
227 – SD P-Lube Oil before Filter
Cause
The signal from the oil pressure
sensor before filter (B5.3) is faulty
or missing.
229 – AL Stop Camshaft Sensor Defect
Cause
Emergency engine stop following
failure of the crankshaft sensor
(B13) and camshaft sensor (B1).
230 – SD Crankshaft Speed
Cause
The signal from the crankshaft
speed sensor (B13) is faulty or
missing.
231 – SD Camshaft Speed
Cause
The signal from the camshaft
speed sensor (B1) is faulty or
missing.
Corrective action
1. Check engine cabling (→ Page 321).
2. Contact Service.
Corrective action
1. Check engine cabling (→ Page 321).
2. Contact Service.
Corrective action
1. Check engine cabling (→ Page 321).
2. Contact Service.
Corrective action
1. Check engine cabling (→ Page 321).
2. Contact Service.
Corrective action
u Contact Service.
Corrective action
1. Check engine cabling (→ Page 321).
2. Contact Service.
Corrective action
1. Check engine cabling (→ Page 321).
2. Contact Service.
MS15065/01E 2019-01 | Troubleshooting | 135