AutoCodes – Chevrolet – P1673 Chevrolet

P1673 Chevrolet Code - EVAP Vent Solenoid Control Circuit Conditions

Quick Answer

With the key on or engine running, the Powertrain Control Module (PCM) detects an improper voltage level on the Vent Solenoid control circuit for 30 seconds. Common causes include Faulty EVAP Vent Solenoid, EVAP Vent Solenoid harness is open or shorted, EVAP Vent Solenoid circuit poor electrical connection. 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
P1673 Chevrolet indicates EVAP Vent Solenoid Control Circuit Conditions.
Common causes
Common causes include Faulty EVAP Vent Solenoid, EVAP Vent Solenoid harness is open or shorted, EVAP Vent Solenoid circuit poor electrical connection.
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 8,440
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 08, 2019
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Code P1673 Chevrolet Description

With the key on or engine running, the Powertrain Control Module (PCM) detects an improper voltage level on the Vent Solenoid control circuit for 30 seconds.
OBDII Code P1673 Chevrolet - EVAP Vent Solenoid Control Circuit Conditions - AutoCodes.com
P1673 Chevrolet Code - EVAP Vent Solenoid Control Circuit Conditions

What are the Possible Causes of the DTC P1673 Chevrolet?

  • Faulty EVAP Vent Solenoid
  • EVAP Vent Solenoid harness is open or shorted
  • EVAP Vent Solenoid circuit poor electrical connection

How to Fix the DTC P1673 Chevrolet?

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 P1673 Chevrolet 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 P1673 Chevrolet code?

Need more information on how to fix the P1673 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1673 Chevrolet 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 P1673 Chevrolet Code

1. What are common symptoms of OBDII code P1673 Chevrolet related to the EVAP Vent Solenoid Control Circuit Conditions?

- Common symptoms include difficulty starting the vehicle, poor fuel economy, and the illumination of the check engine light.

2. What are some possible causes of OBDII code P1673 Chevrolet indicating issues with the EVAP Vent Solenoid Control Circuit?

- Possible causes include a faulty vent solenoid, damaged wiring or connectors in the circuit, or a malfunctioning PCM (powertrain control module).

3. How can I diagnose the EVAP Vent Solenoid Control Circuit related to OBDII code P1673 on my Chevrolet vehicle?

- You can use a scan tool to retrieve the trouble code, inspect the vent solenoid and its wiring for any visible damage, and perform a continuity test to check for electrical issues.

4. Can I drive my Chevrolet with OBDII code P1673 related to the EVAP Vent Solenoid Control Circuit active?

- It is recommended to address the issue promptly to prevent potential damage to the vehicle's emission control system. It is advisable to limit driving until the problem is resolved.

5. How can I repair OBDII code P1673 on my Chevrolet caused by EVAP Vent Solenoid Control Circuit Conditions?

- Repair options include replacing the faulty vent solenoid, repairing damaged wiring or connectors, and resetting the trouble code with a scan tool after completing the repair.

6. What are the potential consequences of ignoring OBDII code P1673 indicating EVAP Vent Solenoid Control Circuit issues on a Chevrolet?

- Ignoring the code can lead to decreased fuel efficiency, increased emissions, and potential long-term damage to the vehicle's emission control system.

7. Is it possible to reset OBDII code P1673 on a Chevrolet without addressing the underlying issue with the EVAP Vent Solenoid Control Circuit?

- While you can clear the trouble code using a scan tool, it is crucial to fix the root cause of the issue to prevent the code from reappearing and ensure proper vehicle operation.

8. Can a DIY enthusiast repair OBDII code P1673 related to the EVAP Vent Solenoid Control Circuit on a Chevrolet?

- Depending on the individual's skill level and access to tools, DIY repair is possible by following repair guides and using the necessary diagnostic equipment to identify and fix the issue.

9. How long does it typically take to repair OBDII code P1673 caused by EVAP Vent Solenoid Control Circuit Conditions on a Chevrolet?

- The repair time can vary based on the specific issue, but in general, it may take a few hours to inspect, diagnose, and repair the EVAP Vent Solenoid Control Circuit problem.

10. Are there any preventative maintenance steps to avoid encountering OBDII code P1673 related to the EVAP Vent Solenoid Control Circuit on a Chevrolet?

- Regularly inspecting the EVAP system components, ensuring proper gas cap closure, and addressing any minor issues promptly can help prevent the occurrence of code P1673.

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