AutoCodes – Volkswagen – P1476 Volkswagen

P1476 Volkswagen Code - EVAP Control System LDP Malfunction/Insufficient Vacuum

Quick Answer

P1476 Volkswagen indicates EVAP Control System LDP Malfunction/Insufficient Vacuum. Common causes include Faulty Leak Detection Pump (LDP), Leak Detection Pump harness is open or shorted, Leak Detection Pump 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: P1476 Volkswagen indicates EVAP Control System LDP Malfunction/Insufficient Vacuum.
Common causes: Common causes include Faulty Leak Detection Pump (LDP), Leak Detection Pump harness is open or shorted, Leak Detection Pump 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.

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Code Popularity 16,287

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 24, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1476 Volkswagen Description

OBDII Code P1476 Volkswagen - EVAP Control System LDP Malfunction/Insufficient Vacuum - AutoCodes.com — P1476 Volkswagen Code - EVAP Control System LDP Malfunction/Insufficient Vacuum

What does this mean?

What are the Possible Causes of the DTC P1476 Volkswagen?

Faulty Leak Detection Pump (LDP)
Leak Detection Pump harness is open or shorted
Leak Detection Pump circuit poor electrical connection

How to Fix the DTC P1476 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 P1476 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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Need more information on how to fix the P1476 Volkswagen 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 P1476 Volkswagen Code

What are the common symptoms of OBDII code P1476 in a Volkswagen vehicle?

Common symptoms of OBDII code P1476 in a Volkswagen include difficulty starting the engine, rough idling, decreased fuel efficiency, and the illumination of the check engine light.

What are the possible causes of OBDII code P1476 in a Volkswagen?

Possible causes of OBDII code P1476 in a Volkswagen include a faulty leak detection pump (LDP), a vacuum leak in the EVAP system, a clogged EVAP system, or a malfunctioning EVAP purge valve.

How can I diagnose OBDII code P1476 in my Volkswagen?

To diagnose OBDII code P1476 in your Volkswagen, you can use an OBDII scanner to retrieve the code and then inspect the EVAP system components for any visible damage or leaks. Testing the LDP, EVAP purge valve, and vacuum lines can help pinpoint the issue.

What are some repair tips for fixing OBDII code P1476 in a Volkswagen?

Repair tips for fixing OBDII code P1476 in a Volkswagen include checking and replacing the leak detection pump (LDP) if faulty, inspecting and repairing any vacuum leaks in the EVAP system, cleaning or replacing the EVAP purge valve, and clearing the code after completing repairs.

Is it safe to continue driving my Volkswagen with OBDII code P1476?

It is not recommended to continue driving your Volkswagen with OBDII code P1476, as the issue can affect the vehicle's performance and fuel efficiency. Ignoring the problem may lead to further damage to the EVAP system components.

Can I reset OBDII code P1476 in my Volkswagen without fixing the underlying issue?

Resetting OBDII code P1476 in your Volkswagen without fixing the underlying issue will only temporarily turn off the check engine light. The code will likely reappear once the vehicle's onboard diagnostics detect the same problem again.

What is the EVAP control system in a Volkswagen and how does it work?

The EVAP control system in a Volkswagen is designed to capture and store fuel vapors from the fuel tank to prevent them from being released into the atmosphere. The system includes components like the leak detection pump (LDP) and EVAP purge valve to control the flow of vapors.

Can a DIY enthusiast repair OBDII code P1476 in a Volkswagen?

A DIY enthusiast with automotive experience and the right tools can potentially repair OBDII code P1476 in a Volkswagen by following diagnostic procedures, identifying the faulty component, and making the necessary repairs or replacements. However, if unsure, it's best to consult a professional mechanic.

What should I do if OBDII code P1476 keeps coming back in my Volkswagen after repairs?

If OBDII code P1476 keeps coming back in your Volkswagen after repairs, it may indicate an ongoing issue with the EVAP system. Double-check all repairs made, ensure components are properly installed and functioning, and consider seeking assistance from a professional mechanic for further diagnosis.