MTU 12 V 4000 Lx4 Operating Instructions Manual page 75

1.4510.204 – Knock Sensor Error B3
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.205 – Knock Sensor Error B4
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.206 – Knock Sensor Error B5
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.207 – Knock Sensor Error B6
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.208 – Knock Sensor Error B7
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.209 – Knock Sensor Error B8
Red alarm. Initiated by antiknock control.
Cause
No signal 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.
MS15027/00E 2013-10 | Troubleshooting | 75