Allison 1000 Diagnostic Trouble Codes

Allison 1000 transmission

Is your Allison starting to act up and your vehicle is showing a check engine light? Odds are, you’ll need to pull the codes to see what’s going on.

How To Read Allison 1000 Transmission Codes

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Below you will see a complete list of common Allison 1000 diagnostic codes and their meanings.

Trouble Code Description
P0711 Transmission Fluid Temperature Sensor Circuit Range/Performance
P0712 Transmission Fluid Temperature Sensor Circuit Low Input
P0713 Transmission Fluid Temperature Sensor Circuit High Input
P0714 Transmission Fluid Temperature Sensor Circuit Intermittent
P0715 Input/Turbine Speed Sensor Circuit
P0716 Input/Turbine Speed Sensor Circuit Range/Performance
P0717 Input/Turbine Speed Sensor Circuit No Signal
P0718 Input/Turbine Speed Sensor Circuit Intermittent
P0720 Output Speed Sensor Circuit
P0721 Output Speed Sensor Circuit Range/Performance
P0723 Output Speed Sensor Circuit Intermittent
P0729 Gear 6 Incorrect Ratio
P0730 Incorrect Gear Ratio
P0731 Gear 1 Incorrect Ratio
P0732 Gear 2 Incorrect Ratio
P0734 Gear 4 Incorrect Ratio
P0735 Gear 5 Incorrect Ratio
P0740 Torque Converter Clutch Circuit Malfunction
P0741 Torque Converter Clutch Circuit
P0742 Torque Converter Clutch Circuit Stuck On
P0744 Torque Converter Clutch Circuit Intermittent
P0748 Pressure Control Solenoid ‘A’ Electrical
P0750 Shift Solenoid ‘A’
P0753 Shift Solenoid ‘A’ Electrical
P0755 Shift Solenoid ‘B’
P0758 Shift Solenoid ‘B’ Electrical
P0767 Shift Solenoid ‘D’ Stuck On
P0850 Park/Neutral Switch Input Circuit
P0897 Transmission Fluid Deteriorated
P0973 Shift Solenoid ‘A’ Control Circuit Low
P0976 Shift Solenoid ‘B’ Control Circuit Low
P0977 Shift Solenoid ‘B’ Control Circuit High
P0979 Shift Solenoid ‘C’ Control Circuit Low
P0980 Shift Solenoid ‘C’ Control Circuit High
P0982 Shift Solenoid ‘D’ Control Circuit Low
P0983 Shift Solenoid ‘D’ Control Circuit High
P0984 Shift Solenoid ‘E’ Control Circuit Range/Performance