DTC B2237 Rear Left Sensor Malfunction: Description
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
The No 1 ultrasonic sensor (rear left sensor) is installed on the rear bumper.
The clearance warning ECU detects obstacles based on signals received from the rear left sensor. If the rear left sensor's circuit has an open, short or other malfunction, it will not function normally
DTC DETECTION CONDITION
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2237 | Malfunction of No 1 ultrasonic sensor (Rear left sensor) |
|