MTU 16V4000L32FNER Operating Instructions Manual page 62

112402 – LO T-Exhaust A2
Yellow alarm. Initiated by EMU.
Cause
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
112403 – LO T-Exhaust A3
Yellow alarm. Initiated by EMU.
Cause
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
112404 – LO T-Exhaust A4
Yellow alarm. Initiated by EMU.
Cause
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
112405 – LO T-Exhaust A5
Yellow alarm. Initiated by EMU.
Cause
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
62 | Troubleshooting | MS150121/02E 2017-09
Corrective action
1. Check igniter.
2. Check emission values (→ Page 47).
3. Check ignition timing (→ Page 176).
4. Check valve drive.
5. Check wiring on the ignition rail/ignition coil for thermal and
mechanical damage.
Corrective action
1. Check igniter.
2. Check emission values (→ Page 47).
3. Check ignition timing (→ Page 176).
4. Check valve drive.
5. Check wiring on the ignition rail/ignition coil for thermal and
mechanical damage.
Corrective action
1. Check igniter.
2. Check emission values (→ Page 47).
3. Check ignition timing (→ Page 176).
4. Check valve drive.
5. Check wiring on the ignition rail/ignition coil for thermal and
mechanical damage.
Corrective action
1. Check igniter.
2. Check emission values (→ Page 47).
3. Check ignition timing (→ Page 176).
4. Check valve drive.
5. Check wiring on the ignition rail/ignition coil for thermal and
mechanical damage.