LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2007 >> LX 470 >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle >> Automatic Transmission System >> Diagnostic Trouble Code Chart
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Trouble Code Chart

If a DTC is displayed during the DTC check, check the circuit listed in the table below and proceed to the page given.

HINT:

Automatic Transmission System: 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Area MIL*1 Memory *2
P0705  Transmission Range Sensor Circuit Malfunction (PRNDL Input)
  • Open or short in Park/Neutral position switch circuit
  • Park/Neutral position switch
  • ECM
Comes on DTC stored
P0710  Transmission Fluid Temperature Sensor "A" Circuit
  • Open or short in No. 1 ATF temperature sensor circuit
  • No. 1 ATF temperature sensor
  • ECM
Comes on DTC stored
P0711  Transmission Fluid Temperature Sensor "A" Performance
  • No. 1 ATF temperature sensor
Comes on DTC stored
P0712  Transmission Fluid Temperature Sensor "A" Circuit Low Input
  • Short in No. 1 ATF temperature sensor circuit
  • No. 1 ATF temperature sensor
  • ECM
Comes on DTC stored
P0713  Transmission Fluid Temperature Sensor "A" Circuit High Input
  • Open in No. 1 ATF temperature sensor circuit
  • No. 1 ATF temperature sensor
  • ECM
Comes on DTC stored
P0717  Input Speed Sensor Circuit No Signal
  • Open or short in speed sensor NT circuit
  • Speed sensor NT
  • ECM
  • Automatic transmission (clutch, brake or gear, etc.)
Comes on DTC stored
P0722  Output Speed Sensor Circuit No Signal
  • Open or short in speed sensor SP2 circuit
  • Speed sensor SP2
  • ECM
  • Automatic transmission (clutch, brake or gear, etc.)
Comes on DTC stored
P0724  Brake Switch "B" Circuit High
  • Short in stop light switch signal circuit
  • Stop light switch
  • ECM
Comes on DTC stored
P0746  Pressure Control Solenoid "A" Performance (Shift Solenoid Valve SL1)
  • Shift solenoid valve SL1 remains closed
  • Shift solenoid valve SR remains open or closed
  • Valve body is blocked
  • Automatic transmission (clutch, brake or gear, etc.)
Comes on DTC stored
P0748  Pressure Control Solenoid "A" Electrical (Shift Solenoid Valve SL1)
  • Open or short in shift solenoid valve SL1 circuit
  • Shift solenoid valve SL1
  • ECM
Comes on DTC stored
P0751  Shift Solenoid "A" Performance (Shift Solenoid Valve S1)
  • Shift solenoid valve S1 remains open or closed
  • Valve body is blocked
  • Automatic transmission (clutch, brake or gear, etc.)
Comes on DTC stored
P0756  Shift Solenoid "B" Performance (Shift Solenoid Valve S2)
  • Shift solenoid valve S2 remains open or closed
  • Valve body is blocked
  • Automatic transmission (clutch, brake or gear, etc.)
Comes on DTC stored
P0771  Shift Solenoid "E" Performance (Shift Solenoid Valve SR)
  • Shift solenoid valve SR remains open or closed
  • Shift solenoid valve SL1 remains closed
  • Valve body is blocked
  • Automatic transmission (clutch, brake or gear, etc.)
Comes on DTC stored
P0776  Pressure Control Solenoid "B" Performance (Shift Solenoid Valve SL2)
  • Shift solenoid valve SL2 remains open or closed
  • Valve body is blocked
  • Automatic transmission (clutch, brake or gear, etc.)
Comes on DTC stored
P0778  Pressure Control Solenoid "B" Electrical (Shift Solenoid Valve SL2)
  • Open or short in shift solenoid valve SL2 circuit
  • Shift solenoid valve SL2
  • ECM
Comes on DTC stored
P0781  1-2 Shift (1-2 Shift Valve)
  • Valve body is blocked up or stuck (1-2 shift valve)
  • Automatic transmission (clutch, brake or gear, etc.)
Comes on DTC stored
P0818  Driveline Disconnect Switch Input Circuit
  • Short in transfer neutral position switch circuit
  • Transfer neutral position switch
  • ECM
Comes on DTC stored
P0894  Transmission Component Slipping
  • Shift solenoid valve SLT remains open or closed
  • Shift solenoid valve S1, S2, SR, SL1 or SL2 remains open or closed
  • 1-2 shift valve is stuck
  • Valve body is blocked
Comes on DTC stored
P0973  Shift Solenoid "A" Control Circuit Low (Shift Solenoid Valve S1)
  • Short in shift solenoid valve S1 circuit
  • Shift solenoid valve S1
  • ECM
Comes on DTC stored
P0974  Shift Solenoid "A" Control Circuit High (Shift Solenoid Valve S1)
  • Open in shift solenoid valve S1 circuit
  • Shift solenoid valve S1
  • ECM
Comes on DTC stored
P0976  Shift Solenoid "B" Control Circuit Low (Shift Solenoid Valve S2)
  • Short in shift solenoid valve S2 circuit
  • Shift solenoid valve S2
  • ECM
Comes on DTC stored
P0977  Shift Solenoid "B" Control Circuit High (Shift Solenoid Valve S2)
  • Open in shift solenoid valve S2 circuit
  • Shift solenoid valve SR
  • ECM
Comes on DTC stored
P0985  Shift Solenoid "E" Control Circuit Low (Shift Solenoid Valve SR)
  • Short in shift solenoid valve SR circuit
  • Shift solenoid valve S2
  • ECM
Comes on DTC stored
P0986  Shift Solenoid "E" Control Circuit High (Shift Solenoid Valve SR)
  • Open in shift solenoid valve SR circuit
  • Shift solenoid valve SR
  • ECM
Comes on DTC stored
P2714  Pressure Control Solenoid "D" Performance (Shift Solenoid Valve SLT)
  • Shift solenoid valve SLT remains open or closed
  • Shift solenoid valve S1, S2, SR, SL1 or SL2 remains open or closed
  • 1-2 shift valve is stuck
  • Valve body is blocked
Comes on DTC stored
P2716  Pressure Control Solenoid "D" Electrical (Shift Solenoid Valve SLT)
  • Open or short in shift solenoid valve SLT circuit
  • Shift solenoid valve SLT
  • ECM
Comes on DTC stored
P2740  Transmission Fluid Temperature Sensor "B" Circuit
  • Open or short in No. 2 ATF temperature sensor circuit
  • No. 2 ATF temperature sensor
  • ECM
Comes on DTC stored
P2742  Transmission Fluid Temperature Sensor "B" Circuit Low Input
  • Short in No. 2 ATF temperature sensor circuit
  • No. 2 ATF temperature sensor
  • ECM
Comes on DTC stored
P2743  Transmission Fluid Temperature Sensor "B" Circuit High Input
  • Short in No. 2 ATF temperature sensor circuit
  • No. 2 ATF temperature sensor
  • ECM
Comes on DTC stored
P2757  Torque Converter Clutch Pressure Control Solenoid Performance (Shift Solenoid Valve SLU)
  • Shift solenoid valve SLU remains open or closed
  • Valve body is blocked
  • Torque converter clutch
  • Automatic transmission (clutch, brake or gear, etc.)
  • Line pressure is too low
Comes on DTC stored
P2759  Torque Converter Clutch Pressure Control Solenoid Control Circuit Electrical (Shift Solenoid Valve SLU)
  • Open or short in shift solenoid valve SLU circuit
  • Shift solenoid valve SLU
  • ECM
Comes on DTC stored
P2772  Transfer "L4" Switch Circuit
  • Short in transfer L4 position switch circuit
  • Transfer L4 position switch
  • ECM
Comes on DTC stored