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.
2007 Lexus IS 350FACTORY OEM SERVICE PROCEDURE
Dynamic Radar
DYNAMIC RADAR DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| P0500 | Vehicle Speed Sensor Malfunction |
| P0503 | Vehicle Speed Sensor "A" Intermittent / Erratic / High |
| P0571 | Brake Switch "A" Circuit |
| P0607 | Control Module Performance |
| P1570 | Radar Sensor Malfunction |
| P1572 | Improper Aiming of Radar Sensor Beam Axis |
| P1575 | Warning Buzzer Malfunction |
| P1578 | Brake System Malfunction |
| P1615 | Communication Error from Distance Control ECU to ECM |
| P1616 | Communication Error from ECM to Distance Control ECU |
| P1617 | Distance Control ECU Malfunction |
| P1630 | Communication Error from VSC to ECM |
| P1631 | Communication Error from ECM to VSC |
| U0100 | Lost Communication with ECM/ PCM "A" |
| U0100 | Lost Communication with ECM/ PCM "A" |
| U0122 | Lost Communication with Vehicle Dynamics Control Module |
| U0123 | Communication Error of Yaw Rate Sensor |
| U0126 | Lost Communication with Steering Angle Sensor Module |
| U0235 | Lost Communication with Cruise Control Front Distance Range Sensor |
| U1101 | Lost Communication with Distance Control ECU |
| U1102 | Lost Communication with Radar Sensor |
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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