What does P1119 mean on a Ford?

P1119. Manifold Absolute Temperature Circuit High Input. Applies to Ford models with manifold temperature sensing.

What causes P1119 on a Ford?

Open manifold temperature circuit Unplugged sensor connector Failed sensor reading open Broken harness wire Corroded terminals

How do I fix P1119 on a Ford?

Reseat the sensor connector Test continuity through the circuit Measure sensor resistance Repair wiring faults Replace the sensor if the circuit is sound

Code

P1119

Manifold Absolute Temperature Circuit High Input

Category: Powertrain - Fuel/Air Metering
Severity: Check Engine Light
Applies to: Ford models with manifold temperature sensing
Related: P0113 Intake Air Temperature Circuit High Input on OBD Codes List

Findings, check these first

Open manifold temperature circuit
Unplugged sensor connector
Failed sensor reading open
Broken harness wire
Corroded terminals

Standard procedure

Reseat the sensor connector
Test continuity through the circuit
Measure sensor resistance
Repair wiring faults
Replace the sensor if the circuit is sound

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: P1119 Ford definition
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Supports: Ford-family meaning for P1119: Manifold Absolute Temperature Circuit High Input
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Last updated 2026-09-05.

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