AutoCodes – Honda – P0443 2019 Honda CR-V

P0443 2019 Honda CR-V Code - Evaporative Emission Canister Purge Valve Circuit Malfunction

Quick Answer

The Evaporative Emission (EVAP) Canister Purge Valve is attached to the vacuum port between the intake manifold and the EVAP canister. Common causes include Faulty Evaporative Emission (EVAP) Canister Purge Valve, EVAP Canister Purge Valve harness is open or shorted, EVAP Canister Purge Valve circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
P0443 2019 Honda CR-V indicates Evaporative Emission Canister Purge Valve Circuit Malfunction.
Common causes
Common causes include Faulty Evaporative Emission (EVAP) Canister Purge Valve, EVAP Canister Purge Valve harness is open or shorted, EVAP Canister Purge Valve circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 226
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 18, 2023
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Code P0443 2019 Honda CR-V Description

The Evaporative Emission (EVAP) Canister Purge Valve is attached to the vacuum port between the intake manifold and the EVAP canister. The Powertrain Control Module (PCM) does not turn on the EVAP canister purge valve when the engine coolant temperature is less than a specified value. The PCM adjusts the amount of fuel vapor sent to the engine by controlling the EVAP canister purge valve duty cycle. When the return signal does not change according to the EVAP canister purge valve output for a set time, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).
OBDII Code P0443 2019 Honda CR-V - Evaporative Emission Canister Purge Valve Circuit Malfunction - AutoCodes.com
P0443 2019 Honda CR-V Code - Evaporative Emission Canister Purge Valve Circuit Malfunction

What are the Possible Causes of the DTC P0443 2019 Honda CR-V?

  • Faulty Evaporative Emission (EVAP) Canister Purge Valve
  • EVAP Canister Purge Valve harness is open or shorted
  • EVAP Canister Purge Valve circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0443 2019 Honda CR-V?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0443 2019 Honda CR-V code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0443 2019 Honda CR-V code?

Need more information on how to fix the P0443 2019 Honda CR-V code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0443 2019 Honda CR-V Code

1. What does the OBDII code P0443 mean on a 2019 Honda CR-V?

P0443 indicates a malfunction in the evaporative emission (EVAP) system's canister purge valve circuit, which controls fuel vapor flow to the engine.

2. What are the common symptoms of code P0443 in a 2019 Honda CR-V?

Symptoms may include an illuminated check engine light, reduced fuel efficiency, difficulty starting the engine, or a faint fuel smell.

3. What causes the P0443 code on a 2019 Honda CR-V?

Common causes include a faulty purge valve, damaged wiring or connectors in the purge valve circuit, or an issue with the powertrain control module (PCM).

4. Can I drive my 2019 Honda CR-V with the P0443 code?

While the vehicle may still be drivable, prolonged operation with this code can lead to increased emissions or further damage to the EVAP system.

5. How do I fix the P0443 code on my 2019 Honda CR-V?

Repairs may involve replacing a faulty purge valve, repairing damaged wiring or connectors, or inspecting the PCM for issues.

6. How much does it cost to repair the P0443 code on a 2019 Honda CR-V?

Costs typically range from $100 to $300 depending on whether the purge valve, wiring, or other components need to be repaired or replaced.

7. How can I diagnose the P0443 code on my 2019 Honda CR-V?

Use an OBDII scanner to confirm the code, visually inspect the purge valve and wiring for damage, and test the purge valve for proper operation using a multimeter.

8. What is the function of the canister purge valve in a 2019 Honda CR-V?

The canister purge valve controls the flow of fuel vapors from the EVAP canister to the intake manifold for combustion.

9. Can a loose gas cap cause a P0443 code on a 2019 Honda CR-V?

A loose gas cap is less likely to trigger a P0443 code, as this code specifically relates to the purge valve circuit, not the overall EVAP system.

10. Will clearing the P0443 code fix the issue on my 2019 Honda CR-V?

Clearing the code may turn off the check engine light temporarily, but the underlying issue must be repaired to prevent the code from returning.

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