P0443 1998 FORD F150 - EVAP Purge Control Circuit
P0443 1998 FORD F150 Possible Causes
- Faulty Evaporative Emission (EVAP) Purge Solenoid Control
- Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted
- Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical connection
- Damaged PCM
First diagnose P0443 1998 FORD F150 code
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 terminals.
P0443 1998 FORD F150 Tech NotesThe PCM monitors the state of the EVAP canister purge valve circuit output driver. The test fails when the signal moves outside the minimum or maximum limit for the commanded state.
Cost of diagnosing the P0443 1998 FORD F150 code
Labor: 1.0The cost of diagnosing the P0443 1998 FORD F150 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
When is the P0443 1998 FORD F150 code detected?- An improper voltage signal is sent to ECM through the valve.
P0443 1998 FORD F150 Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0443 1998 Ford F150 DescriptionThe Evaporative Emission System (EVAP) canister purge volume control solenoid valve uses a ON/OFF duty to control the flow rate of fuel vapor from the EVAP canister. The EVAP canister purge volume control solenoid valve is moved by ON/OFF pulses from the ECM. The longer the ON pulse, the greater the amount of fuel vapor that will flow through the valve.
P0443 1998 FORD F150 More InformationNeed more information on how to fix the P0443 1998 FORD F150 code?
Get Access to Factory Service Manuals
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