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P1914 fault code: what it means

P1914: Brake booster pressure sensor (G294) signal makes no sense. Brake assist may be affected.

Engine and gearbox (powertrain) · Costly if missed

Usual causes, most likely first

  1. faulty brake boost pressure sensor
  2. wiring fault
  3. vacuum hose fault

P1914 by make

Audi

Brake booster pressure sensor (G294) signal makes no sense. Brake assist may be affected.

Usual causes: faulty brake boost pressure sensor; wiring fault; vacuum hose fault

Skoda

Brake booster pressure sensor (G294) signal makes no sense. Brake assist may be affected.

Usual causes: faulty brake boost pressure sensor; wiring fault; vacuum hose fault

Volkswagen

Brake booster pressure sensor (G294) signal makes no sense. Brake assist may be affected.

Usual causes: faulty brake boost pressure sensor; wiring fault; vacuum hose fault

What the repair usually costs

Not sure what P1914 means on your car? Ask Credov.

Before you clear it

Write the code down or photograph the scanner first. A code that comes straight back after clearing points to a fault that is still there. A car whose codes were cleared just before you arrived may be hiding one: the scanner's readiness monitors show "not ready" for a while after codes are cleared.

Researched by Credov from manufacturer and workshop sources. A fault code points to where a fault may be; a workshop confirms it with a diagnosis. Browse all fault codes.