Main code 34 indicates there is a problem with the calibration EEPROM, EEPROM, diagnostic queue block checksum
Allison WTEC II Fault Code: 34 PID: SPN: 14 FMI: EEPROM, Power Off Block Checksum
Allison WTEC II Fault Code: 34 PID: SPN: 13 FMI: EEPROM, factory calibration block checksum
Allison WTEC II Fault Code: 34 PID: SPN: 12 FMI: EEPROM, factory calibration compatibility number wrong
Allison WTEC II Fault Code: 33 PID: SPN: 23 FMI: Sump oil temperature sensor, failed high
Allison WTEC II Fault Code: 33 PID: SPN: 12 FMI: Sump oil temperature sensor, failed low
Allison WTEC II Fault Code: 32 PID: SPN: 77 FMI: C3 pressure switch open, Reverse range