MTU 12 V 4000 L63 Operating Instructions Manual page 95

153259 – HIHI Knock Integrator B9
Red alarm. Initiated by SAM.
Cause
Emergency stop due to knocking
detected in this cylinder.
153260 – HIHI Knock Integrator B10
Red alarm. Initiated by SAM.
Cause
Emergency stop due to knocking
detected in this cylinder.
153261 – HI Misfire Integrator A1
Yellow alarm. Initiated by SAM.
Cause
Misfiring was detected in this
cylinder.
153262 – HI Misfire Integrator A2
Yellow alarm. Initiated by SAM.
Cause
Misfiring was detected in this
cylinder.
153263 – HI Misfire Integrator A3
Yellow alarm. Initiated by SAM.
Cause
Misfiring was detected in this
cylinder.
153264 – HI Misfire Integrator A4
Yellow alarm. Initiated by SAM.
Cause
Misfiring was detected in this
cylinder.
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 137).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
Corrective action
1. Check emission values.
2. Check ignition timing (→ Page 137).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
Corrective action
1. Check emission values.
2. Check spark plug (energy level ignition system).
Corrective action
1. Check emission values.
2. Check spark plug (energy level ignition system).
Corrective action
1. Check emission values.
2. Check spark plug (energy level ignition system).
Corrective action
1. Check emission values.
2. Check spark plug (energy level ignition system).
MS150058/01E 2012-07 | Troubleshooting | 95