![MTU 20V4000L32FB Operating Instructions Manual Download Page 126](http://html1.mh-extra.com/html/mtu/20v4000l32fb/20v4000l32fb_operating-instructions-manual_1852707126.webp)
1.4540.041 – TecJet Internal Fault
Red alarm. Initiated by TecJet.
Cause
Corrective action
Hardware not ready for operation.
1. Restart TecJet.
2. Replace TecJet.
1.4540.042 – Keyswitch State
Red alarm. Initiated by TecJet.
Cause
Corrective action
Secondary alarm following
emergency engine stop.
1. Rectify cause of alarm.
2. Check cabling (→ Page 227).
1.4540.043 – Parameter Error
Red alarm. Initiated by TecJet.
Cause
Corrective action
Hardware not ready for operation.
1. Restart TecJet.
2. Replace TecJet.
1.4540.044 – Parameter Version Error
Red alarm. Initiated by TecJet.
Cause
Corrective action
Hardware not ready for operation.
1. Restart TecJet.
2. Replace TecJet.
1.4540.045 – Main EEP Read Fail
Red alarm. Initiated by TecJet.
Cause
Corrective action
Hardware not ready for operation.
1. Restart TecJet.
2. Replace TecJet.
1.4540.046 – Main EEP Write Fail
Red alarm. Initiated by TecJet.
Cause
Corrective action
Hardware not ready for operation.
1. Restart TecJet.
2. Replace TecJet.
1.4540.047 – Reading Parameters
Red alarm. Initiated by TecJet.
Cause
Corrective action
Hardware not ready for operation.
1. Restart TecJet.
2. Replace TecJet.
126 | Troubleshooting | MS150116/04E 2018-04
TIM-ID: 0000038611 - 006