Engine-Codes - Ford - P1443 1998 FORD F150

P1443 1998 FORD F150 - Evaporative Emission System Control Valve Low/No Flow

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P1443 1998 FORD F150 Possible Causes

  • Loose fuel filler cap
  • Faulty EVAP Canister Purge Solenoid Valve
  • EVAP Canister Purge Solenoid Valve harness is open or shorted
  • EVAP Canister Purge Solenoid Valve circuit poor electrical connection
  • Blocked hose between the purge valve and FTP sensor
  • Faulty EVAP Fuel Tank Pressure (FTP) Sensor

How is the P1443 1998 FORD F150 code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Tech Notes

Check for blockages between the fuel tank, the EVAP Canister Purge Solenoid Valve, and the engine intake manifold. Check for obstructions in the EVAP Canister Purge Solenoid Valve diaphragm and ports.

What is the cost to diagnose the P1443 1998 FORD F150 code

Labor: 1.0

The cost to diagnose the P1443 1998 FORD F150 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1443 1998 FORD F150 Meaning

The Powertrain Control Module (PCM) monitors the fuel tank pressure. The Diagnostic Trouble Code (DTC) will set when the PCM detects a fuel tank pressure change greater than minus (-) 7 inches of water in 30 seconds occurred with a purge, fuel vapor, flow at less than 0.02 lb/min (0.15 gm/s).

More Information

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