112417 – LO T-Exhaust B7
Yellow alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too high in comparison
with weighted average.
1. Check igniter.
2. Check emission values.
3. Check ignition timing (→ Page 154).
4. Check valve gear.
112418 – LO T-Exhaust B8
Yellow alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too high in comparison
with weighted average.
1. Check igniter.
2. Check emission values.
3. Check ignition timing (→ Page 154).
4. Check valve gear.
112419 – LO T-Exhaust B9
Yellow alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too high in comparison
with weighted average.
1. Check igniter.
2. Check emission values.
3. Check ignition timing (→ Page 154).
4. Check valve gear.
112420 – LO T-Exhaust B10
Yellow alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too high in comparison
with weighted average.
1. Check igniter.
2. Check emission values.
3. Check ignition timing (→ Page 154).
4. Check valve gear.
112501 – HIHI T-Exhaust A1
Red alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too high in comparison
with weighted average.
1. Check emission values.
2. Ignition timing check (→ Page 154)
3. Check valve gear (exhaust valves do not close).
112502 – HIHI T-Exhaust A2
Red alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too high in comparison
with weighted average.
1. Check emission values.
2. Check ignition timing (→ Page 154).
3. Check valve gear (exhaust valves do not close).
MS150098/03E 2018-04
| Troubleshooting | 73
TIM-ID: 0000027854 - 002
