112419 – LO T-Exhaust B9
Yellow alarm. Initiated by EMU.
Cause
Corrective action
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 160).
4. Check valve drive.
112420 – LO T-Exhaust B10
Yellow alarm. Initiated by EMU.
Cause
Corrective action
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
1. Check spark plug.
2. Check emission values.
3. Check ignition timing (→ Page 160).
4. Check valve drive.
112501 – HIHI T-Exhaust A1
Red alarm. Initiated by EMU.
Cause
Corrective action
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
1. Check emission values.
2. Check ignition timing (→ Page 160)
3. Check valve drive (exhaust valves do not close).
112502 – HIHI T-Exhaust A2
Red alarm. Initiated by EMU.
Cause
Corrective action
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
1. Check emission values.
2. Check ignition timing (→ Page 160).
3. Check valve drive (exhaust valves do not close).
112503 – HIHI T-Exhaust A3
Red alarm. Initiated by EMU.
Cause
Corrective action
Individual exhaust gas
temperature of this cylinder is
too high in comparison with
weighted average.
1. Check emission values.
2. Check ignition timing (→ Page 160).
3. Check valve drive (exhaust valves do not close).
60 | Troubleshooting | MS15027/00E 2013-10
TIM-ID: 0000044566 - 001