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Gear Unit Control System DTC Troubleshooting Index (2020 2021)

NOTE:  Before you troubleshoot, record all freeze data and any on-board snapshot with the HDS, and review the General Troubleshooting Information .

DTC  Detection Item  Troubleshooting  Advanced Diagnostics  Note 
P0751 Shift Solenoid Valve A Stuck OFF TRS AD  
P0752 Shift Solenoid Valve A Stuck ON TRS AD  
P0756 Shift Solenoid Valve B Stuck OFF TRS AD  
P0757 Shift Solenoid Valve B Stuck ON TRS AD  
P07B3 Transmission Park Position Sensor/Switch A Circuit Low TRS AD  
P07B4 Transmission Park Position Sensor/Switch A Circuit High TRS AD  
P07B5 Transmission Park Position Sensor/Switch A Out of Range Low TRS AD  
P07B6 Transmission Park Position Sensor/Switch A Out of Range High TRS AD  
P07B9 Transmission Park Position Sensor/Switch B Circuit Low TRS AD  
P07BA Transmission Park Position Sensor/Switch B Circuit High TRS AD  
P07BB Transmission Park Position Sensor/Switch B Out of Range Low TRS AD  
P07BC Transmission Park Position Sensor/Switch B Out of Range High TRS AD  
P07BE Transmission Park Position Sensor/Switch A/B Correlation TRS AD *1
P07E4 Unable to Engage Park TRS AD  
P07E6 Stuck in Park TRS AD  
P07F5 Transmission Range Control Module System Voltage Low TRS AD  
P0811 Excessive Clutch A Slippage TRS AD  
P081C Park Switch Input Circuit TRS AD  
P0840 Transmission Fluid Pressure Sensor Malfunction TRS AD  
P0841 Transmission Fluid Pressure Sensor Performance TRS AD *1
P0842 Transmission Fluid Pressure Sensor Circuit Low Input TRS AD  
P0843 Transmission Fluid Pressure Sensor Circuit High Input TRS AD  
P084F Park/Neutral Switch Output Circuit TRS AD  
P085E Park Pawl System Malfunction TRS AD *1
P0973 Shift Solenoid Valve A (Short) TRS AD  
P0974 Shift Solenoid Valve A (Open) TRS AD  
P0976 Shift Solenoid Valve B (Short) TRS AD  
P0977 Shift Solenoid Valve B (Open) TRS AD  
P161B Park Pawl Control Module Programming Error TRS AD  
P170E Park Pawl Motor Power Relay Circuit High TRS AD  
P170F Park Pawl Unit Communication Circuit (PWM) TRS AD  
P1711 Park Pawl Unit Malfunction TRS AD  
P1716 Transmission Park Position Sensor/Switch A/B Short TRS AD  
P1719 Park Pawl System Stuck Malfunction TRS AD  
P171C Park Pawl System Multiple Sensor Correlation TRS AD  
P171E Park Pawl System Malfunction of learning mode TRS AD  
P171F Park Pawl System Time-out TRS AD  
P1720 Park Pawl Motor Current Range/Performance TRS AD  
P1721 Park Pawl Unit IG1 SW No Signal TRS AD  
P1722 Park Pawl Motor Torque Malfunction of learning mode TRS AD  
P1723 Park Pawl System Initial Check Error TRS AD  
P1724 Transmission Park Position Sensor/Switch A/B Incorrect Voltage Correlation TRS AD  
P1726 Park Pawl Motor Position Sensor TRS AD  
P1727 Park Pawl Motor Voltage High TRS AD  
DTC  Detection Item  Troubleshooting  Advanced Diagnostics  Note 
P1728 Park Pawl Motor Voltage Low TRS AD  
P172A KEY-Release Wake-up Output Circuit Malfunction TRS AD  
P172B KEY-Release Switch Input Circuit Malfunction TRS AD  
P173A Transmission Fluid Pressure Sensor Performance High TRS AD  
P173B Transmission Fluid Pressure Sensor Performance Low TRS AD  
P26C3 Internal Control Module Transmission Range Sensor Performance TRS AD  
P272C Park Pawl Motor Control Circuit TRS AD *1
P2872 Over Drive Clutch Stuck Engaged TRS AD  

*1: This DTC code does not store individually. Details depend on other DTC codes stored at the same time.