Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSLEXUS2004GX 470REPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXAUTOMATIC TRANSMISSION DTCS
2004 Lexus GX 470
Automatic Transmission DTCS
2004 Lexus GX 470SECTION Automatic Transmission DTCS
AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| P0705 | TRANSMISSION RANGE SENSOR CIRCUIT MALFUNCTION (PRNDL INPUT) |
| P0710, P0712, P0713 | TRANSMISSION FLUID TEMPERATURE SENSOR "A" CIRCUIT |
| P0711 | TRANSMISSION FLUID TEMPERATURE SENSOR "A" PERFORMANCE |
| P0717 | INPUT SPEED SENSOR CIRCUIT NO SIGNAL |
| P0722 | OUTPUT SPEED SENSOR CIRCUIT NO SIGNAL |
| P0724 | BRAKE SWITCH "B" CIRCUIT HIGH |
| P0748 | PRESSURE CONTROL SOLENOID "A" ELECTRICAL (SHIFT SOLENOID VALVE SL1) |
| P0751 | SHIFT SOLENOID "A" PERFORMANCE (SHIFT SOLENOID VALVE S1) |
| P0756 | SHIFT SOLENOID "B" PERFORMANCE (SHIFT SOLENOID VALVE S2) |
| P0771 | SHIFT SOLENOID "E" PERFORMANCE (SHIFT SOLENOID VALVE SR) |
| P0776 | PRESSURE CONTROL SOLENOID "B" PERFORMANCE (SHIFT SOLENOID VALVE SL2) |
| P0778 | PRESSURE CONTROL SOLENOID "B" ELECTRICAL (SHIFT SOLENOID VALVE (SL2) |
| P0781 | 1-2 SHIFT (1-2 SHIFT VALVE) |
| P0818 | DRIVELINE DISCONNECT SWITCH INPUT CIRCUIT |
| P0973, P0974 | SHIFT SOLENOID "A" CONTROL CIRCUIT LOW (SHIFT SOLENOID VALVE S1) |
| P0976, P0977 | SHIFT SOLENOID "B" CONTROL CIRCUIT LOW (SHIFT SOLENOID VALVE S2) |
| P0985, P0986 | SHIFT SOLENOID "E" CONTROL CIRCUIT LOW (SHIFT SOLENOID VALVE SR) |
| P1782 | T/F L4 RANGE POSITION SWITCH PERFORMANCE |
| P2714 | PRESSURE CONTROL SOLENOID "D" PERFORMANCE (SHIFT SOLENOID VALVE SLT) |
| P2716 | PRESSURE CONTROL SOLENOID "D" ELECTRICAL (SHIFT SOLENOID VALVE SLT) |
| P2740, P2742, P2743 | TRANSMISSION FLUID TEMPERATURE SENSOR "B" CIRCUIT |
| P2757 | TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID PERFORMANCE (SHIFT SOLENOID VALVE SLU) |
| P2759 | TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL CIRCUIT ELECTRICAL (SHIFT SOLENOID VALVE SLU) |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.