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.
1995 Lexus LS 400FACTORY OEM SERVICE PROCEDURE
Code Testing: Notes
NOTE:
Some of these CODE TESTING procedures are to be performed even if a code did not set (in this case, you will have been sent here from DIAGNOSIS BY SYMPTOM table under TROUBLE SHOOTING). If you are performing one of these procedures because a code was set, use the instructions that follow the word "CODE". If you are performing one of these procedures because you were sent here from DIAGNOSIS BY SYMPTOM table, use the instructions that follow the words "NO CODE".
CODE TESTING
| Codes | Description |
|---|---|
| CODE 11 OR 13 | (ACTUATOR MOTOR CIRCUIT) |
| CODE 11 OR 12 | (MAGNETIC CLUTCH CIRCUIT) |
| CODE 13 | (POSITION SENSOR CIRCUIT) |
| CODE 21 OR 23 | (SPEED SENSOR CIRCUIT) |
| CODE 32 OR 34 | (CRUISE CONTROL SWITCH CIRCUIT) |
Factory Service Tools
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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.
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