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Engine-Codes – Generic – P1467

P1467 Code - EVAP Purge Pump Underspeed

Quick Answer

The P1467 code indicates a problem with the EVAP purge pump underspeed. Common causes include Faulty EVAP purge pump, Clogged purge line, Electrical issues (such as a faulty connection or blown fuse). 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
P1467 indicates EVAP Purge Pump Underspeed.
Common causes
Common causes include Faulty EVAP purge pump, Clogged purge line, Electrical issues (such as a faulty connection or blown fuse).
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.
What is this?
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code P1467 Description

The P1467 code indicates a problem with the EVAP purge pump underspeed. The EVAP (Evaporative Emission Control System) purge pump is responsible for drawing fuel vapors from the fuel tank into the engine to be burned during combustion. When the purge pump is not operating at the correct speed, it can lead to issues with fuel efficiency, emissions, and overall engine performance.

OBDII Code P1467 - EVAP Purge Pump Underspeed
P1467 Code - EVAP Purge Pump Underspeed

Common Causes of P1467

  1. Faulty EVAP purge pump
  2. Clogged purge line
  3. Electrical issues (such as a faulty connection or blown fuse)
  4. Vacuum leak in the EVAP system
  5. Malfunctioning EVAP pressure sensor

Symptoms of P1467

  1. Check Engine Light is illuminated
  2. Decreased fuel efficiency
  3. Rough idle or stalling
  4. Strong fuel odor
  5. Difficulty starting the engine

How to Fix P1467

  1. Diagnose the issue using a scan tool to confirm the P1467 code and identify the root cause.
  2. Inspect the purge pump and purge line for any obstructions or damage.
  3. Test the electrical connections and fuses related to the EVAP system.
  4. Check for any vacuum leaks in the EVAP system using a smoke machine or other diagnostic tools.
  5. Replace any faulty components, such as the purge pump, purge line, or pressure sensor, as needed.

Cost to Fix P1467

The cost of repairing a P1467 code can vary depending on the specific cause of the issue and the labor rates in your area. Generally, you can expect to pay anywhere from $100 to $500 for parts and labor. Keep in mind that additional diagnostic time or parts may be necessary, so it's best to consult with a mechanic for a more accurate estimate based on your vehicle's make and model. Labor rates typically range from $80 to $150 per hour, but can be higher at dealerships or in metropolitan areas.

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Code P1467 Information for Specific Makes

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 P1467 Code

1. What are the common symptoms of OBDII code P1467 (EVAP Purge Pump Underspeed)?

The common symptoms of code P1467 include the check engine light illuminating, decreased fuel efficiency, rough idling, and difficulty starting the vehicle.

2. What are some possible causes of OBDII code P1467?

Possible causes of code P1467 include a faulty EVAP purge pump, wiring issues, a defective purge valve, a clogged charcoal canister, or a malfunctioning PCM (powertrain control module).

3. How can I diagnose the EVAP purge pump underspeed issue?

Diagnosing code P1467 involves using an OBDII scanner to read the trouble codes, checking the EVAP system components for any visible damage or leaks, and testing the EVAP purge pump's functionality with a multimeter.

4. Can a DIY enthusiast repair OBDII code P1467 at home?

Yes, some DIY enthusiasts can repair code P1467 at home by replacing the faulty EVAP purge pump, fixing any wiring issues, or cleaning/replacing the purge valve or charcoal canister. However, if unsure, it's best to seek professional help.

5. How critical is it to address OBDII code P1467 promptly?

It is important to address code P1467 promptly to prevent potential damage to other components, ensure optimal fuel efficiency, and maintain the vehicle's emissions compliance.

6. Are there any specific repair tips for fixing OBDII code P1467?

When repairing code P1467, make sure to inspect all EVAP system components thoroughly, test the purge pump and valve for proper operation, clear the trouble codes after repairs, and perform a test drive to ensure the issue is resolved.

7. Can a malfunctioning EVAP purge pump cause other problems besides code P1467?

Yes, a malfunctioning EVAP purge pump can lead to other issues such as increased emissions, fuel odors, failed emissions tests, and potential drivability issues in the long run.

8. Is it safe to continue driving with OBDII code P1467 present?

While it may be safe to drive with code P1467 present in the short term, it is not recommended to ignore the issue as it can lead to decreased performance and potential emissions problems over time.

9. How much does it typically cost to repair OBDII code P1467 at a mechanic's shop?

The cost of repairing code P1467 at a mechanic's shop can vary depending on the root cause of the issue, the labor rates, and the cost of replacement parts. It is advisable to get a few quotes from different shops for comparison.

10. Can extreme weather conditions affect the likelihood of triggering OBDII code P1467?

Extreme weather conditions can potentially impact the likelihood of triggering code P1467, as temperature changes can affect the performance of EVAP system components like the purge pump and valves.

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