MTU 12V4000L32F Operating Instructions Manual page 70

112601 – LOLO T-Exhaust A1
Red alarm. Initiated by EMU.
Cause
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
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
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
112604 – LOLO T-Exhaust A4
Red alarm. Initiated by EMU.
Cause
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
70 | Troubleshooting | MS150104/03E 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.