MTU 8V4000Lx4 Operating Instructions Manual page 66

112519 – HIHI T-Exhaust B9
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
112520 – HIHI T-Exhaust B10
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
112601 – LOLO T-Exhaust A1
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too low in comparison with
weighted average.
112602 – LOLO T-Exhaust A2
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too low in comparison with
weighted average.
112603 – LOLO T-Exhaust A3
Red alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is
too low in comparison with
weighted average.
66 | Troubleshooting | MS15026/00E 2015-05
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 163).
3. Check valve gear (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 163).
3. Check valve gear (exhaust valves do not close).
Corrective action
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 163).
4. Check valve gear.
Corrective action
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 163).
4. Check valve gear.
Corrective action
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 163).
4. Check valve gear.