MTU 20V4000Lx2x Operating Instructions Manual page 76

1.4510.192 – Knock Sensor Error A1
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock sensor.
1.4510.193 – Knock Sensor Error A2
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock sensor.
1.4510.194 – Knock Sensor Error A3
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock sensor.
1.4510.195 – Knock Sensor Error A4
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock sensor.
1.4510.196 – Knock Sensor Error A5
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock sensor.
1.4510.197 – Knock Sensor Error A6
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock sensor.
1.4510.198 – Knock Sensor Error A7
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock sensor.
76 | Troubleshooting | MS150122/00E 2015-07
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.
Corrective action
1. Check cabling.
2. Check sensor (tightening torque, damage), replace as necessary.