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.
1998 Lexus ES 300FACTORY OEM SERVICE PROCEDURE
Automatic Transmission DTCS
AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| P0500 | No. 1 Speed Sensor |
| P0750 | No. 1 Solenoid |
| P0753 | No. 1 Solenoid Circuit |
| P0755 | No. 2 Solenoid |
| P0758 | No. 2 Solenoid Circuit |
| P0770 | Lock-Up Solenoid |
| P0773 | Lock-Up Solenoid Circuit |
| P1520 | Brakelight Switch Signal |
| P1705 | Direct Clutch Speed Sensor |
| P1765 | SLN Solenoid |
| P1780 | Park/Neutral Position Switch |
Factory Service Tools
Use the Manual With the Right Hardware
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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.