P1520 Volkswagen Code - Intake Manifold Changeover Valve 2 Circuit Open
Quick Answer
P1520 Volkswagen indicates Intake Manifold Changeover Valve 2 Circuit Open. Common causes include Faulty Intake Manifold Changeover Valve, Intake Manifold Changeover Valve harness is open or shorted, Intake Manifold Changeover Valve 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
- P1520 Volkswagen indicates Intake Manifold Changeover Valve 2 Circuit Open.
- Common causes
- Common causes include Faulty Intake Manifold Changeover Valve, Intake Manifold Changeover Valve harness is open or shorted, Intake Manifold Changeover Valve 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.
Code P1520 Volkswagen Description
What are the Possible Causes of the DTC P1520 Volkswagen?
- Faulty Intake Manifold Changeover Valve
- Intake Manifold Changeover Valve harness is open or shorted
- Intake Manifold Changeover Valve circuit poor electrical connection
How to Fix the DTC P1520 Volkswagen?
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 P1520 Volkswagen 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.
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Frequently Asked Questions about P1520 Volkswagen Code
1. What are the common symptoms of OBDII code P1520 in a Volkswagen related to the Intake Manifold Changeover Valve 2 Circuit Open?
The common symptoms include rough idling, decreased engine performance, and potentially an illuminated check engine light.
2. What can cause the Intake Manifold Changeover Valve 2 Circuit Open code (P1520) to trigger in a Volkswagen?
Possible causes include a faulty changeover valve, wiring issues, a blown fuse, or a problem with the valve control module.
3. How can I diagnose the Intake Manifold Changeover Valve 2 Circuit Open issue in my Volkswagen when the P1520 code appears?
Diagnosing this issue typically involves checking the wiring connections, testing the changeover valve for proper functionality, and inspecting the valve control module for any issues.
4. Can driving with the Intake Manifold Changeover Valve 2 Circuit Open code (P1520) cause further damage to my Volkswagen?
Continuing to drive with this issue may lead to reduced fuel efficiency, potential engine misfires, and could eventually cause damage to other engine components.
5. Is it safe to continue driving my Volkswagen if the P1520 code related to the Intake Manifold Changeover Valve 2 Circuit Open appears intermittently?
It is not recommended to drive the vehicle with intermittent P1520 codes, as it indicates an ongoing issue that can impact the performance and efficiency of the engine.
6. How much does it typically cost to repair the Intake Manifold Changeover Valve 2 Circuit Open problem in a Volkswagen?
The cost of repairing this issue can vary depending on the root cause, but it may range from $200 to $500 for parts and labor.
7. Are there any DIY repair tips for addressing the P1520 code related to the Intake Manifold Changeover Valve 2 Circuit Open in a Volkswagen?
DIY enthusiasts with automotive experience can attempt to inspect and replace the changeover valve, check and repair wiring connections, or replace blown fuses to address this issue.
8. Can a faulty Intake Manifold Changeover Valve 2 Circuit Open impact the emissions performance of my Volkswagen?
Yes, a malfunctioning changeover valve can affect the emissions system, potentially causing the vehicle to fail emissions tests and emit higher levels of pollutants.
9. Is the Intake Manifold Changeover Valve 2 Circuit Open issue a common problem in Volkswagen vehicles?
While not extremely common, the P1520 code related to the changeover valve circuit can occur in some Volkswagen models due to electrical or mechanical issues.
10. How long does it typically take to repair the Intake Manifold Changeover Valve 2 Circuit Open problem in a Volkswagen at a professional auto repair shop?
The repair process can usually be completed within a few hours, but it may take longer if additional diagnostics or parts replacement are required.
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