BodyB1819

Serious

Severity: Serious - have it checked soon

Brake fluid level failure

7 brands affected · Description from Toyota data.

Key terms: Control module: a small computer that runs one part of the car

Safety: This code relates to the braking system or brake assist. Braking may be affected.

1What it means in plain English

A body system has a fault. Depending on the make, this range can include airbags and seat belts, windows, locks and climate control, and also charging, brake, oil or coolant sensors.

2Common causes

Wiring or connector fault
Faulty sensor or switch
Water or corrosion in a connector
Control module fault
Low battery voltage

3Can I drive?

Serious · drive with care

Have it checked immediately: brakes or brake assistance may be affected. Do not drive if the pedal feels soft or hard, the car pulls when braking, or the brake warning light is on.

This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.

4Brand data 7

Brand	Code	Description	System
DFFS	B1819	Brake fluid level failure Brand	Body
Honda	B1819	No description available	Body
Hyundai	B1819	No description available	Body
Proton	B1819	No description available	Body
MG (SAIC)	B1819	The U_ESCL Level assigns a Voltage lower than 7.53V Brand	Body
Subaru	B1819	No description available	Body
Toyota	B1819	Brake fluid level failure Brand	Body

Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.

5Related codes

Browse Bxxx codes or B181xx codes.