Code Definition

B1454 — Wiper Washer Fluid Lamp Circuit Failure

System: Body  |  Type: Manufacturer-Specific  |  Make: Generic

About B1454

B1454 is a manufacturer-specific body diagnostic trouble code. It belongs to the B-prefix family of codes, which covers body, interior, airbag, or comfort-electronics faults.

When B1454 is stored, the module has detected an electrical-circuit fault in the wiring, connector, or driver associated with the named component.

Scanning & clearing: Body (B) codes are often stored in the body control module, airbag module, or climate module. A basic OBD-II tool usually will not read body codes — an enhanced or OEM-level scan tool is typically required.

B1454 is a manufacturer-specific code. The same code string on a different make may have a different meaning. Always confirm the code's definition against the vehicle's service information for the specific make and model under test.

Code Information

The wiper washer fluid lamp circuit drives the dashboard indicator that warns the driver when washer fluid is low. The washer fluid level sensor, typically a reed switch operated by a magnetic float in the washer reservoir, signals the Body Control Module (BCM) or instrument cluster, which then drives the warning lamp on the dashboard. DTC B1454 is set when the controlling module detects a circuit failure such as an open, short, or out of range voltage on the lamp control circuit, the lamp feedback circuit, or the level sensor input that prevents normal lamp operation. With this code present t...

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