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153224 – HI Knock Integrator A4
Yellow alarm. Initiated by SAM.
Cause
Corrective action
Readjustment of ignition timing
beyond a limit value because
knocking was detected in this
cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
153225 – HI Knock Integrator A5
Yellow alarm. Initiated by SAM.
Cause
Corrective action
Readjustment of ignition timing
beyond a limit value because
knocking was detected in this
cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
153226 – HI Knock Integrator A6
Yellow alarm. Initiated by SAM.
Cause
Corrective action
Readjustment of ignition timing
beyond a limit value because
knocking was detected in this
cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
153227 – HI Knock Integrator A7
Yellow alarm. Initiated by SAM.
Cause
Corrective action
Readjustment of ignition timing
beyond a limit value because
knocking was detected in this
cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
153228 – HI Knock Integrator A8
Yellow alarm. Initiated by SAM.
Cause
Corrective action
Readjustment of ignition timing
beyond a limit value because
knocking was detected in this
cylinder.
1. Check emission values.
2. Check ignition timing (→ Page 149).
3. Check combustion chamber.
4. Check gas quality if feasible (methane number).
92 | Troubleshooting | MS150057/02E 2013-10
TIM-ID: 0000017543 - 001