MTU Gas engine8 V 4000 L62 Operating Instructions Manual page 127

153122 – Knock Sensor Error B2
Red alarm. Initiated by antiknock control.
Cause
No signal received from this
knock sensor.
153123 – Knock Sensor Error B3
Red alarm. Initiated by antiknock control.
Cause
No signal received from this
knock sensor.
153124 – Knock Sensor Error B4
Red alarm. Initiated by antiknock control.
Cause
No signal received from this
knock sensor.
153125 – Knock Sensor Error B5
Red alarm. Initiated by antiknock control.
Cause
No signal received from this
knock sensor.
153126 – Knock Sensor Error B6
Red alarm. Initiated by antiknock control.
Cause
No signal received from this
knock sensor.
153127 – Knock Sensor Error B7
Red alarm. Initiated by antiknock control.
Cause
No signal received from this
knock sensor.
Corrective action
1. Check cabling.
2. Check sensor (tightening torque, damage), replace as
necessary.
Corrective action
1. Check cabling.
2. Check sensor (tightening torque, damage), replace as
necessary.
Corrective action
1. Check cabling.
2. Check sensor (tightening torque, damage), replace as
necessary.
Corrective action
1. Check cabling.
2. Check sensor (tightening torque, damage), replace as
necessary.
Corrective action
1. Check cabling.
2. Check sensor (tightening torque, damage), replace as
necessary.
Corrective action
1. Check cabling.
2. Check sensor (tightening torque, damage), replace as
necessary.
MS150032/02E 2012-07 | Troubleshooting | 127