MTU 8 V 4000 Lx2 xx Operating Instructions Manual page 72

1.4510.188 – Internal Error
Red alarm. Initiated by anti-knock control.
Cause
Hardware not ready for
operation.
1.4510.189 – Error Camshaft
Red alarm. Initiated by anti-knock control.
Cause
No signal from camshaft sensor
for anti-knock control.
1.4510.192 – Knock Sensor Error A1
Red alarm. Initiated by anti-knock control.
Cause
No signal from this knock
sensor.
1.4510.193 – Knock Sensor Error A2
Red alarm. Initiated by anti-knock control.
Cause
No signal from this knock
sensor.
1.4510.194 – Knock Sensor Error A3
Red alarm. Initiated by anti-knock control.
Cause
No signal from this knock
sensor.
1.4510.195 – Knock Sensor Error A4
Red alarm. Initiated by anti-knock control.
Cause
No signal from this knock
sensor.
72 | Troubleshooting | MS150114/01E 2015-03
Corrective action
u Restart knock module.
Corrective action
u Check cabling. Check sensor B 1.3 and 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.