What does P1190 mean on a Ford?

P1190. Calibration Resistor Out of Range (Diesel). Applies to Ford diesel models with electronic injection control.

What causes P1190 on a Ford?

Wrong calibration resistor fitted to the pump Corroded resistor contacts Open resistor circuit Replacement pump with mismatched resistor Controller sense fault

How do I fix P1190 on a Ford?

Verify the resistor value against the pump part number Clean resistor contacts Test circuit continuity Fit the correct resistor for the pump Clear and confirm the code stays gone

Code

P1190

Calibration Resistor Out of Range (Diesel)

Category: Powertrain - Computer and Auxiliary Controls
Severity: Check Engine Light
Applies to: Ford diesel models with electronic injection control
Related: No single generic twin. See OBD Codes List

Findings, check these first

Wrong calibration resistor fitted to the pump
Corroded resistor contacts
Open resistor circuit
Replacement pump with mismatched resistor
Controller sense fault

Standard procedure

Verify the resistor value against the pump part number
Clean resistor contacts
Test circuit continuity
Fit the correct resistor for the pump
Clear and confirm the code stays gone

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: P1190 Ford definition
live reference page (obdii.pro)
Supports: Ford-family meaning for P1190: Calibration Resistor Out Of Range
Fetched directly. obdii.pro is a publisher independent of the engine-codes family.

Last updated 2026-09-05.

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