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.
2003 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
LEXUS Park Assist System DTCS
LEXUS PARK ASSIST SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| B2231 | FRONT LEFT SIDE SENSOR MALFUNCTION |
| B2232 | FRONT LEFT SENSOR MALFUNCTION |
| B2233 | FRONT LEFT CENTER SENSOR MALFUNCTION |
| B2234 | FRONT RIGHT CENTER SENSOR MALFUNCTION |
| B2235 | FRONT RIGHT SENSOR MALFUNCTION |
| B2236 | FRONT RIGHT SIDE SENSOR MALFUNCTION |
| B2237 | REAR LEFT SENSOR MALFUNCTION |
| B2238 | REAR LEFT CENTER SENSOR MALFUNCTION |
| B2239 | REAR RIGHT CENTER SENSOR MALFUNCTION |
| B2241 | REAR RIGHT SENSOR MALFUNCTION |
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.
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