Allison 5th – 6th Generation Fault Codes
- c1312 retarder request sensor circuit low
- c1313 retarder request sensor circuit high
- p0122 pedal position sensor circuit low voltage
- p0123 pedal position sensor circuit high voltage
- p0218 transmission fluid over temperature condition
- p0561 system voltage performance
- p0562 system voltage low
- p0563 system voltage high
- p0600 internal spi diagnostics
- p0602 tcm not programmed
- p0603 internal control module keep alive memory error
- p0604 control module random access memory (ram) error
- p0607 control module performance
- p060c internal control module main processor performance
- p0610 transid incompatible
- p0614 torque control data mismatch – ecm/tcm
- p0634 tcm internal temperature too high
- p0642 sensor reference voltage “a” circuit fault
- p0657 actuator supply circuit voltage 1 open (hsd1)
- p0658 actuator supply circuit voltage 1 low (hsd1)
- p0659 actuator supply circuit voltage 1 high (hsd1)
- p0701 transmission control system performance
- p0703 brake switch circuit p0706 transmission range sensor circuit performance
- p0708 transmission range sensor circuit high
- p070c transmission fluid level sensor circuit low
- p070d transmission fluid level sensor circuit high
- p0711 transmission fluid temperature sensor circuit performance
- p0712 transmission fluid temperature sensor circuit low
- p0713 transmission fluid temperature sensor circuit high
- p0715 turbine speed sensor circuit
- p0716 turbine shaft speed sensor circuit performance
- p0717 turbine shaft speed sensor circuit no activity
- p071a neutral at stop input failed on
- p071d general purpose input fault
- p0720 output shaft speed sensor circuit
- p0721 output shaft speed sensor circuit performance
- p0722 output shaft speed sensor circuit no signal 10 diagnostic transmission main codes
- p0725 engine speed sensor circuit
- p0726 engine speed sensor circuit performance
- p0727 engine speed sensor circuit no signal
- p0729 incorrect 6th gear ratio
- p0731 incorrect 1st gear ratio
- p0732 incorrect 2nd gear ratio
- p0733 incorrect 3rd gear ratio
- p0734 incorrect 4th gear ratio
- p0735 incorrect 5th gear ratio
- p0736 incorrect reverse ratio
- p0741 torque converter clutch (tcc) system stuck off
- p0742 torque converter clutch (tcc) system stuck on
- p0751 shift solenoid 1 valve performance – stuck off
- p0752 shift solenoid 1 valve performance – stuck on
- p0756 shift solenoid 2 valve performance – stuck off
- p0757 shift solenoid 2 valve performance – stuck on
- p0761 shift solenoid 3 valve performance – stuck off
- p0762 shift solenoid 3 valve performance – stuck on
- p0776 pressure control solenoid (pcs) 2 stuck off
- p0777 pressure control solenoid (pcs) 2 stuck on
- p077f incorrect reverse 2 ratio
- p0796 pressure control solenoid (pcs) 3 stuck off
- p0797 pressure control solenoid (pcs) 3 stuck on
- p07ce nas not functioning
- p0837 four wheel drive (4wd) switch circuit performance
- p0842 transmission fluid pressure switch 1 circuit low
- p0843 transmission fluid pressure switch 1 circuit high
- p0847 transmission fluid pressure switch 2 circuit low
- p0848 transmission fluid pressure switch 2 circuit high
- p0872 transmission fluid pressure switch 3 circuit low
- p0873 transmission fluid pressure switch 3 circuit high
- p0877 transmission fluid pressure switch 4 circuit low
- p0878 transmission fluid pressure switch 4 circuit high
- p0880 tcm power input signal
- p0881 tcm power input signal performance
- p0882 tcm power input signal low
- p0883 tcm power input signal high
- p088a transmission filter maintenance alert
- p088b transmission filter maintenance required 11 diagnostic transmission main codes
- p0894 unexpected mechanical gear disengagement
- p0897 transmission fluid deteriorated
- p0960 main pressure modulation solenoid control circuit open
- p0961 main pressure modulation solenoid system performance
- p0962 main pressure modulation solenoid control circuit low
- p0963 main pressure modulation solenoid control circuit high
- p0964 pressure control solenoid (pcs) 2 control circuit open
- p0965 pressure control solenoid (pcs) 2 control circuit performance
- p0966 pressure control solenoid (pcs) 2 control circuit low
- p0967 pressure control solenoid (pcs) 2 control circuit high
- p0968 pressure control solenoid (pcs) 3 control circuit open
- p0969 pressure control solenoid (pcs) 3 control circuit performance
- p0970 pressure control solenoid (pcs) 3 control circuit low
- p0971 pressure control solenoid (pcs) 3 control circuit high
- p0973 shift solenoid 1 control circuit low
- p0974 shift solenoid 1 control circuit high
- p0976 shift solenoid 2 control circuit low
- p0977 shift solenoid 2 control circuit high
- p0979 shift solenoid 3 control circuit low
- p097a shift solenoid 1 control circuit open
- p097b shift solenoid 2 control circuit open
- p097c shift solenoid 3 control circuit open
- p0980 shift solenoid 3 control circuit high
- p0989 retarder pressure circuit low
- p0990 retarder pressure circuit high
- p1739 incorrect low gear ratio
- p1790 gear shift module 1 calibration invalid
- p1791 gear shift module 2 calibration invalid
Added Only for 6th Generation Controls:
- p1891 throttle position sensor pwm signal low
- p1892 throttle position sensor pwm signal high
- p2184 engine coolant temperature sensor 2 circuit low
- p2185 engine coolant temperature sensor 2 circuit high
- p2534 ignition switch run/start circuit low
- p2535 ignition switch run/start circuit high
- p2637 torque management feedback signal “a” (sem)
- p2641 torque management feedback signal “b” (lrtp)
- p2669 actuator supply circuit voltage 2 open (hsd2)
- p2670 actuator supply circuit voltage 2 low (hsd2) 12 diagnostic transmission main codes
- p2671 actuator supply circuit voltage 2 high (hsd2)
- p2684 actuator supply circuit voltage 3 open (hsd3)
- p2685 actuator supply circuit voltage 3 low (hsd3)
- p2686 actuator supply circuit voltage 3 high (hsd3)
- p2714 pressure control solenoid (pcs) 4 stuck off
- p2715 pressure control solenoid (pcs) 4 stuck on
- p2718 pressure control solenoid (pcs) 4 control circuit open
- p2719 pressure control solenoid (pcs) 4 control circuit performance
- p2720 pressure control solenoid (pcs) 4 control circuit low
- p2721 pressure control solenoid (pcs) 4 control circuit high
- p2723 pressure control solenoid (pcs) 1 stuck off
- p2724 pressure control solenoid (pcs) 1 stuck on
- p2727 pressure control solenoid (pcs) 1 control circuit open
- p2728 pressure control solenoid (pcs) 1 control circuit performance
- p2729 pressure control solenoid (pcs) 1 control circuit low
- p2730 pressure control solenoid (pcs) 1 control circuit high
- p2736 pressure control solenoid (pcs) 5 control circuit open
- p2738 pressure control solenoid (pcs) 5 control circuit low
- p2739 pressure control solenoid (pcs) 5 control circuit high
- p273f retarder oil temperature sensor over temperature condition
- p2742 retarder oil temperature sensor circuit low
- p2743 retarder oil temperature sensor circuit high
- p2761 torque converter clutch (tcc) pressure control solenoid (pcs) control circuit open
- p2762 torque converter clutch (tcc) pressure control solenoid (pcs) control circuit performance
- p2763 torque converter clutch (tcc) pressure control solenoid (pcs) control circuit high
- p2764 torque converter clutch (tcc) pressure control solenoid (pcs) control circuit low
- p2789 transmission clutch life expired (clutch adaptive learning at limit)
- p2793 gear shift direction circuit
- p2813 pressure control solenoid (pcs) 6 control circuit performance
- u1401 tsc1 engine imposter detection
- u1402 tsc1 c brake imposter detection
- u1403 tsc1 e brake imposter detection
For more t/s details please visit the link below.