Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
To diagnose the B2238 Lexus code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.
The No. 3 Ultrasonic Sensor (Rear Left Center Sensor) is installed on the front bumper. The Clearance Warning ECU detects obstacles based on signals received from the Rear Left Center Sensor. If the Rear Left Center Sensor circuit has an open, short or other malfunction, it will not function normally. The Diagnostic Trouble Code (DTC) sets if a malfunction of No. 3 Ultrasonic Sensor (Rear Left Center Sensor).
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