MTU 12 V 4000 Lx4 Operating Instructions Manual page 57

112404 – LO T-Exhaust A4
Yellow alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
112405 – LO T-Exhaust A5
Yellow alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
112406 – LO T-Exhaust A6
Yellow alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
112407 – LO T-Exhaust A7
Yellow alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
112408 – LO T-Exhaust A8
Yellow alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
Corrective action
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 160).
4. Check valve drive.
Corrective action
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 160).
4. Check valve drive.
Corrective action
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 160).
4. Check valve drive.
Corrective action
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 160).
4. Check valve drive.
Corrective action
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 160).
4. Check valve drive.
MS15027/00E 2013-10 | Troubleshooting | 57