DIAGNOSTIC TROUBLE CODE CHART
Steering Lock System DTC No. | Detection Item | DTC Detection Condition | Note | Link |
---|---|---|---|---|
B2781 | Open / Short in Steering Lock ECU | One of the following conditions is met (1-trip detection logic (Only output while a malfunction is present and the engine switch is on (IG).)):
| DTC Output Confirmation Operation: No confirmation operation is necessary (monitoring is continuous). | |
B2782 | Power Source Control ECU Malfunction | Either of the following conditions is met (1-trip detection logic (Only output while a malfunction is present and the engine switch is on (IG).)):
HINT: If the power supply signal from the LIN communication line does not match the power supply signal from the direct line, the system is determined to be malfunctioning. | DTC Output Confirmation Operation: Perform a steering lock/unlock operation. (The steering locks when a door is opened with the shift lever in P and the engine switch off. The steering unlocks when the engine switch is turned on (ACC) or on (IG) while carrying the key.) | |
B2788 | IG2 Signal Malfunction | Mismatch between the steering lock ECU (steering lock actuator or upper bracket assembly) IG2 input from the LIN communication system and from the direct line. (1-trip detection logic (Only output while a malfunction is present and the engine switch is on (IG).)) | DTC Output Confirmation Operation: No confirmation operation is necessary (monitoring is continuous). | |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle System: Brake Switch "B" Circuit Short to Battery (P070312)
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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Heating / Air Conditioning: Room Temperature Sensor(for Rear)
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