What does P1572 mean on a Ford?

P1572. Brake Pedal Switch Circuit Malfunction. Applies to F-150, Explorer, Ranger, Mustang.

What causes P1572 on a Ford?

Failed brake pedal position switch Misadjusted switch after pedal work Open or shorted switch circuit Blown brake lamp fuse shared with the circuit PCM input fault

How do I fix P1572 on a Ford?

Verify brake lamps operate with the pedal Check switch adjustment and mounting Test switch continuity through its travel Inspect the fuse and circuit wiring Replace the switch if its signal disagrees with the lamps

Code

P1572

Brake Pedal Switch Circuit Malfunction

Category: Powertrain - Computer and Auxiliary Controls
Severity: Check Engine Light
Applies to: F-150, Explorer, Ranger, Mustang
Related: P0571 Cruise Control/Brake Switch A Circuit Malfunction on OBD Codes List

Findings, check these first

Failed brake pedal position switch
Misadjusted switch after pedal work
Open or shorted switch circuit
Blown brake lamp fuse shared with the circuit
PCM input fault

Standard procedure

Verify brake lamps operate with the pedal
Check switch adjustment and mounting
Test switch continuity through its travel
Inspect the fuse and circuit wiring
Replace the switch if its signal disagrees with the lamps

Code lookup

Type a code above, or start from a symptom or a common code.

Press / to jump to the box. Ford-enhanced powertrain, body, chassis and network codes. Generic P0xxx codes live on OBD Codes List.

Sources and review

Review: qualified. Read the source limits below.

OBDII.pro: P1572 Ford definition
live reference page (obdii.pro)
Supports: Ford-family meaning for P1572: Brake Pedal Switch Circuit Malfunction
Fetched directly. obdii.pro is a publisher independent of the engine-codes family.

Last updated 2026-09-04.

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