Diagnostic Procedure
Connect LEXUS or OBDII scan tool to Data Link Connector 3 (DLC3) located under left side of instrument panel. Turn ignition switch to ON position. Using scan tool, check DTCs and freeze frame data. If no DTC is retrieved, see SYMPTOM DIAGNOSIS table under TROUBLE SHOOTING. If any other DTCs are retrieved, see POWER TILT COLUMN DTC IDENTIFICATION table. Each DTC will be displayed in order, starting with lowest DTC. Erase DTCs using scan tool or disconnecting battery.
POWER TILT COLUMN DTC IDENTIFICATION
| DTC | Definition |
|---|---|
| B2602 | Key Unlock Warning Switch Circuit Malfunction |
| B2603 | Tilt/Telescopic Manual Switch Circuit Malfunction |
| B2610 | Tilt Position Sensor Or Tilt Motor Circuit Malfunction |
| B2611 | Telescopic Position Sensor Or Telescopic Motor Circuit Malfunction |
| B2620 | ECU Power Source Circuit Malfunction |
| B2621 | Communication Interruption |