MTU 12 V 4000 Lx4 Operating Instructions Manual page 68

112619 – LOLO T-Exhaust B9
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too low in comparison with
weighted average.
112620 – LOLO T-Exhaust B10
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too low in comparison with
weighted average.
112701 – HIHI T-Exhaust A1 (abs)
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high.
112702 – HIHI T-Exhaust A2 (abs)
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high.
112703 – HIHI T-Exhaust A3 (abs)
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high.
112704 – HIHI T-Exhaust A4 (abs)
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high.
68 | Troubleshooting | MS15027/00E 2013-10
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 emission values.
2. Check ignition timing (→ Page 160).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 160).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing(→ Page 160).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 160).
3. Check valve drive (exhaust valves do not close).