P2404 Code - Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance
Quick Answer
The Engine Control Module (ECM) checks power consumption on the Leak Detection Pump. Common causes include Faulty Leak Detection Pump, 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
- P2404 indicates Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance.
- Common causes
- Common causes include Faulty Leak Detection Pump, 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.
Code P2404 Description
What are the Possible Causes of the DTC P2404?
- Faulty Leak Detection Pump
- Leak Detection Pump harness is open or shorted
- Leak Detection Pump circuit poor electrical connection
- Faulty Purge Valve
- Clogged or damaged charcoal canister
How to Fix the DTC P2404?
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 P2404 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 P2404 code?
Need more information on how to fix the P2404 code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P2404 code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- P2404 Audi — Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance
- P2404 Dodge — Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance
- P2404 Volkswagen — Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance
Frequently Asked Questions about P2404 Code
1. What are common symptoms of OBDII code P2404?
- Common symptoms of P2404 include the check engine light illuminating on the dashboard, decreased fuel efficiency, and potential issues with the vehicle's emission system.
2. What are some possible causes of OBDII code P2404?
- Possible causes of P2404 include a faulty leak detection pump, damaged vacuum hoses, a malfunctioning purge valve, or issues with the electrical circuit related to the evaporative emission system.
3. How serious is OBDII code P2404?
- While not an immediate safety concern, P2404 should be addressed promptly to ensure proper functioning of the vehicle's emission control system and to prevent potential long-term damage to the engine.
4. How can I diagnose OBDII code P2404?
- Diagnosing P2404 typically involves using an OBDII scanner to retrieve the code, performing a visual inspection of related components, checking for vacuum leaks, and testing the electrical circuit for any faults.
5. What are some repair tips for OBDII code P2404?
- Repair tips for P2404 may include replacing the leak detection pump, repairing or replacing damaged vacuum hoses, checking and cleaning the purge valve, and ensuring proper electrical connections in the circuit.
6. Can I drive my vehicle with OBDII code P2404?
- It is generally safe to drive the vehicle with code P2404, but it is recommended to address the issue as soon as possible to prevent potential damage to the emission control system and ensure optimal vehicle performance.
7. How much does it cost to fix OBDII code P2404?
- The cost to fix P2404 can vary depending on the underlying cause of the issue, but it may range from a few hundred to a few thousand dollars, including parts and labor.
8. How long does it take to repair OBDII code P2404?
- The repair time for P2404 can vary based on the specific cause of the issue and the complexity of the repair needed. In general, it may take a few hours to a full day to diagnose and fix the problem.
9. Can OBDII code P2404 cause other issues if left untreated?
- If left untreated, P2404 can potentially lead to decreased fuel efficiency, increased emissions, and possible damage to the vehicle's emission control system, resulting in more costly repairs down the line.
10. Is it possible to prevent OBDII code P2404 from occurring?
- While some cases of P2404 may be unavoidable due to normal wear and tear, regular maintenance of the vehicle's emission system, including checking for leaks and ensuring proper component function, can help prevent this code from occurring.
Discuss the causes and fixes for P2404 OBDII Code
-
on my 2007 Carrera 3.6L it was the leak detection pump (bosch 0 261 222 021) . Available on amazons for $60. Located in the passenger side fender well. Symptoms are multiple turn overs to get car running , with a fuel smell initially. Runs fine afterward. "Service engine soon" light tripped.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
