Engine-Codes - Ford - P1443 2002 Ford F150

P1443 2002 Ford F150 Code - Evaporative Emission System Control Valve Low/No Flow

- Code Popularity: 2,708 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1443 2002 Ford F150?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other 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

Code 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.

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How to Fix the DTC P1443 2002 Ford F150?

Check 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 pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P1443 2002 Ford F150 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

What Does the P1443 2002 Ford F150 Code Mean?

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).

P1443 2002 Ford F150 Code - Evaporative Emission System Control Valve Low/No Flow

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