What does P1573 mean on a Ford?

P1573. Throttle Position Not Available. Applies to F-150, Super Duty, Explorer with electronic throttle.

What causes P1573 on a Ford?

Lost throttle position message on the network Failed throttle body electronics Open TPS circuits Module communication fault Blown throttle fuse

How do I fix P1573 on a Ford?

Check throttle fuses first Scan for network communication codes Verify throttle body power and ground Test TPS circuits Replace the throttle body after circuit proof

Code

P1573

Throttle Position Not Available

Category: Powertrain - Fuel/Air Metering
Severity: Check Engine Light
Applies to: F-150, Super Duty, Explorer with electronic throttle
Related: P0120 Throttle/Pedal Position Sensor A Circuit Malfunction on OBD Codes List

Findings, check these first

Lost throttle position message on the network
Failed throttle body electronics
Open TPS circuits
Module communication fault
Blown throttle fuse

Standard procedure

Check throttle fuses first
Scan for network communication codes
Verify throttle body power and ground
Test TPS circuits
Replace the throttle body after circuit proof

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: checked against the recorded source material.

OBDII.pro: P1573 Ford definition
live reference page (obdii.pro)
Supports: Ford-family meaning for P1573: Throttle Position Not Available
Fetched directly. obdii.pro is a publisher independent of the engine-codes family.
P1573 FORD Code: Meaning, Causes, and Symptoms | OBD2 Codes
live reference page (obd2-codes.co)
Supports: Ford meaning for P1573: Throttle Position Not Available
Fetched directly. obd2-codes.co phrasing matches the engine-codes family, so it counts as one publisher.

Last updated 2026-09-06.

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