AutoCodes – Honda – P043F 2021 Honda CR-V

P043F 2021 Honda CR-V Code - Evaporative Emission Leak Check Module Standard Pressure High

Quick Answer

The Powertrain Control Module (PCM) starts the Evaporative Emission (EVAP) system diagnosis after the vehicle has been turned to the OFF (LOCK) mode and has met all other enable conditions (initial engine coolant temperature [ECT SENSOR 1] and off for at least 5 hours). Common causes include Faulty Vacuum Pump, Faulty Vacuum Pump (Motor), Faulty Control Valve. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P043F 2021 Honda CR-V indicates Evaporative Emission Leak Check Module Standard Pressure High.
Common causes
Common causes include Faulty Vacuum Pump, Faulty Vacuum Pump (Motor), Faulty Control Valve.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 185
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 17, 2023
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Code P043F 2021 Honda CR-V Description

The Powertrain Control Module (PCM) starts the Evaporative Emission (EVAP) system diagnosis after the vehicle has been turned to the OFF (LOCK) mode and has met all other enable conditions (initial engine coolant temperature [ECT SENSOR 1] and off for at least 5 hours). The EVAP system diagnosis is performed by reducing the pressure between the EVAP canister and the atmosphere. If pressure is reduced with the fuel vapor containment valve open, the entire EVAP system will be diagnosed, and if the fuel vapor containment valve is closed, only the EVAP canister side will be diagnosed.
A malfunction is detected, and a Diagnostic Trouble Code (DTC) is stored when changes in the pressure are equal to or more than the prescribed value after the prescribed time of starting the system pressure reduction.
OBDII Code P043F 2021 Honda CR-V - Evaporative Emission Leak Check Module Standard Pressure High - AutoCodes.com
P043F 2021 Honda CR-V Code - Evaporative Emission Leak Check Module Standard Pressure High

What are the Possible Causes of the DTC P043F 2021 Honda CR-V?

  • Faulty Vacuum Pump
  • Faulty Vacuum Pump (Motor)
  • Faulty Control Valve
  • Reference orifice flow quantity is excessive
  • Reference orifice flow quantity is too low

How to Fix the DTC P043F 2021 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 P043F 2021 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 P043F 2021 Honda CR-V code?

Need more information on how to fix the P043F 2021 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P043F 2021 Honda CR-V code diagnosed by a professional: Find a repair shop in your area

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 P043F 2021 Honda CR-V Code

1. What does OBDII code P043F mean for a 2021 Honda CR-V?

- OBDII code P043F on a 2021 Honda CR-V indicates an issue with the Evaporative Emission Leak Check Module Standard Pressure High.

2. What are common symptoms of OBDII code P043F in a 2021 Honda CR-V?

- Common symptoms of code P043F may include the check engine light illuminating, decreased fuel efficiency, and a gasoline smell near the vehicle.

3. What are possible causes of OBDII code P043F in a 2021 Honda CR-V?

- Causes of code P043F can include a faulty Evaporative Emission Leak Check Module, a leak in the evaporative emission system, or a malfunctioning pressure sensor.

4. How serious is OBDII code P043F in a 2021 Honda CR-V?

- While code P043F may not cause immediate drivability issues, it is important to address it promptly to prevent potential damage to the emissions system and ensure proper vehicle operation.

5. Can I continue driving my 2021 Honda CR-V with OBDII code P043F?

- It is generally safe to drive the vehicle with code P043F, but it is recommended to have the issue diagnosed and repaired as soon as possible to avoid potential emissions problems.

6. How can I diagnose OBDII code P043F in my 2021 Honda CR-V?

- Diagnosing code P043F typically involves using a scan tool to retrieve the specific fault code, inspecting the evaporative emission system for leaks, and testing the components related to the Evaporative Emission Leak Check Module.

7. What are some repair tips for fixing OBDII code P043F in a 2021 Honda CR-V?

- Repair tips for code P043F may include checking and repairing any leaks in the evaporative emission system, replacing the Evaporative Emission Leak Check Module, and ensuring proper connection of all related components.

8. Can a DIY enthusiast fix OBDII code P043F in a 2021 Honda CR-V?

- While some DIY enthusiasts may be able to address code P043F by inspecting for leaks and replacing components, it is recommended to consult a professional mechanic for accurate diagnosis and repair.

9. How much does it cost to repair OBDII code P043F in a 2021 Honda CR-V?

- The cost of repairing code P043F can vary depending on the specific issue causing the code, the labor rates in your area, and the cost of replacement parts. It is best to get a diagnosis from a mechanic for an accurate estimate.

10. How can I prevent OBDII code P043F from occurring in my 2021 Honda CR-V in the future?

- To prevent code P043F, it is important to perform regular maintenance on the evaporative emission system, promptly address any check engine light issues, and avoid ignoring any unusual smells or symptoms related to the vehicle's emissions system.

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