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112617 – LOLO T-Exhaust B7
Red alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
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.
112618 – LOLO T-Exhaust B8
Red alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
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.
112619 – LOLO T-Exhaust B9
Red alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
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.
112620 – LOLO T-Exhaust B10
Red alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too low in comparison
with weighted average.
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.
112701 – HIHI T-Exhaust A1 (abs)
Red alarm. Initiated by EMU.
Cause
Corrective action
Exhaust gas temperature of this
cylinder is too high.
1. Check emission values (→ Page 47).
2. Check ignition timing (→ Page 176).
3. Check valve drive (exhaust valves do not close).
74 | Troubleshooting | MS150104/03E 2017-09
TIM-ID: 0000038611 - 005