PowertrainP11B6

Serious

Severity: Serious - have it checked soon

The electric vacuum pump obviously lost control

7 brands affected · Description from Toyota data.

Key terms: Control module: a small computer that runs one part of the car · Powertrain: engine, transmission and emissions

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

1What it means in plain English

The engine or powertrain control system has stored a fault that does not have specific guidance in this database yet.

2Common causes

Sensor or actuator fault
Wiring or connector fault
Vacuum or intake leak
Fuel or ignition problem
Control module fault

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
BYD	P11B6	NO. 439 battery voltage sampling wire loop fault Brand	Powertrain
DFFS	P11B6	The electric vacuum pump obviously lost control Brand	Powertrain
EOBD	P11B6	Feidhmíocht/Raon Brand	Powertrain
Peugeot	P11B6	No description available	Powertrain
Porsche	P11B6	No description available	Powertrain
Toyota	P11B6	The electric vacuum pump obviously lost control Brand	Powertrain
Volkswagen	P11B6	cylinder 6: implausible signal; Lower limit exceeded Brand	Powertrain

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 Pxxx codes or P11Bxx codes.