Fault Messages In Log For Genset Controller - MTU 20V4000Lx2x Operating Instructions Manual

5.2 Fault messages in log for genset controller

112222 – HI T-Exhaust Mean
Yellow alarm. Initiated by EMU.
Cause
Weighted average of all individual
exhaust gas temperatures is too
high.
112223 – HIHI T-Exhaust Mean
Red alarm. Initiated by EMU.
Cause
Weighted average of all individual
exhaust gas temperatures is too
high.
112301 – HI T-Exhaust A1
Yellow alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is too
high in comparison with weighted
average.
112302 – HI T-Exhaust A2
Yellow alarm. Initiated by EMU.
Cause
Individual exhaust gas
temperature of this cylinder is too
high in comparison with weighted
average.
112303 – HI T-Exhaust A3
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 emission values.
2. Check ignition timing (→ Page 143).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 143).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 143).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 143).
3. Check valve drive (exhaust valves do not close).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 143).
3. Check valve drive (exhaust valves do not close).
MS150122/00E 2015-07 | Troubleshooting | 55