What does P1145 mean on a Ford?

P1145. Calculated Torque Error. Applies to F-150, Mustang, Explorer with torque-based controls.

What causes P1145 on a Ford?

MAF sensor misreporting airflow used in the torque model Throttle body airflow mismatch Aftermarket calibration skewing the model Engine mechanical fault reducing real torque Failing barometric input

How do I fix P1145 on a Ford?

Fix any MAF, TPS or misfire codes first Return aftermarket tunes to stock for diagnosis Verify airflow readings against spec Check for mechanical power loss Re-evaluate after underlying faults are repaired

Code

P1145

Calculated Torque Error

Category: Powertrain - Computer and Auxiliary Controls
Severity: Check Engine Light
Applies to: F-150, Mustang, Explorer with torque-based controls
Related: No single generic twin. See OBD Codes List

Findings, check these first

MAF sensor misreporting airflow used in the torque model
Throttle body airflow mismatch
Aftermarket calibration skewing the model
Engine mechanical fault reducing real torque
Failing barometric input

Standard procedure

Fix any MAF, TPS or misfire codes first
Return aftermarket tunes to stock for diagnosis
Verify airflow readings against spec
Check for mechanical power loss
Re-evaluate after underlying faults are repaired

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: P1145 Ford definition
live reference page (obdii.pro)
Supports: Ford-family meaning for P1145: CALCULATED TORQUE ERROR
Fetched directly. obdii.pro is a publisher independent of the engine-codes family.
P1145 FORD Code: Meaning, Causes, and Symptoms | OBD2 Codes
live reference page (obd2-codes.co)
Supports: Ford meaning for P1145: Calculated Torque Error
Fetched directly. obd2-codes.co phrasing matches the engine-codes family, so it counts as one publisher.

Last updated 2026-09-05.

Report a correction for P1145. Include your vehicle, the issue and a source if you have one.