MTU 12 V 4000 Lx4 Operating Instructions Manual page 74

1.4510.198 – Knock Sensor Error A7
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.199 – Knock Sensor Error A8
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.200 – Knock Sensor Error A9
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.201 – Knock Sensor Error A10
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.202 – Knock Sensor Error B1
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
1.4510.203 – Knock Sensor Error B2
Red alarm. Initiated by antiknock control.
Cause
No signal from this knock
sensor.
74 | Troubleshooting | MS15027/00E 2013-10
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.