[SOLVED] Dodge P0446 Code: Fast Fix For Evap Purge Solenoid

The OBD code P0446 for Dodge indicates an issue with the EVAP system vent control circuit.

Symptoms include the engine light being on and a fuel odor due to vapor release.

Causes can range from a missing or loose fuel cap to a faulty vent control valve.

While not a critical issue, it should be addressed promptly.

A possible fix involves checking the fuel cap and inspecting the vent control valve circuit for any faults.

Repair Importance Level	3.33 (Out of 10)
Estimated Repair Time	Approximately 1.0 hour
Repair Difficulty Level	10.0 (Out of 10)

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Symptoms of the Dodge p0446 OBD Code

The vehicle may exhibit issues related to the evaporative emission control system.

Symptoms: Engine Light ON (or Service Engine Soon Warning Light).
A noticeable fuel odor may result from fuel vapor release.

Causes of the Dodge p0446 OBD Code

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The P0446 code on a Dodge indicates a malfunction in the EVAP vent control circuit.

P0446 can be caused by a missing fuel cap.
An incorrect fuel filler cap used.
The fuel filler cap remains open or fails to close.
Foreign matter caught in the fuel filler cap.
A vent control valve harness that is open or shorted.
A vent control valve circuit with poor electrical connection.
Or a faulty vent control valve.

Fixing Dodge Error Code p0446 Step By Step

Replace the evaporative emission (EVAP) vent valve to address Dodge P0446 fault code.

To fix a Dodge OBDII code P0446, start by inspecting the EVAP system for any visible damage or leaks.
Check the EVAP vent valve for proper operation and replace if necessary.
Inspect the EVAP canister purge solenoid for any signs of malfunction and replace if needed.
Verify the EVAP system hoses for any cracks or disconnections and repair as required.
Clear the fault code using a scan tool and perform a drive cycle to ensure the code does not return.
If the issue persists, consider checking the power and ground connections to the EVAP system components and repair any faults found.

Cost Of Fixing Dodge p0446 Fault Code

The repair for Dodge P0446 may involve replacing the EVAP vent valve or repairing the wiring.

The cost to diagnose and fix a Dodge OBD code P0446 typically ranges from $75 to $150 per hour for labor rates.

With an estimated repair time of 1. 0 hour, the total cost can be around $75 to $150, depending on shop rates and the complexity of the repair.

Details of the Dodge p0446 OBD Code

Dodge code P0446 relates to the EVAP system vent control circuit malfunction.

Dodge OBD code P0446 indicates an issue with the EVAP system vent control circuit.

This code is triggered by the Engine Control Module (ECM) when it detects a malfunction in the EVAP system vent valve electrical circuit.

The ECM monitors the EVAP system to ensure it is sealed properly to prevent fuel vapors from escaping into the atmosphere.

When the vent control circuit malfunctions, the ECM sets code P0446 to alert the driver of the issue.

Mechanic’s Tech Notes

Detailed information on diagnosing and repairing Dodge code P0446 related to the EVAP system.

To diagnose and fix OBDII code P0446 in a Dodge, start by visually inspecting the wiring harness and connectors related to the EVAP vent valve.

Look for any damage or corrosion.

Use a multimeter to check the voltage at the vent valve connector while activating the valve with a scan tool.

If voltage is present and the valve doesn’t actuate, the vent valve may need replacement.

Ensure the EVAP system hoses are not cracked or disconnected.

Clear the code after repairs and perform a drive cycle to verify the fix.

FAQ

1. What are the common symptoms of a P0446 code in a Dodge vehicle?

Common symptoms of a P0446 code in a Dodge vehicle include the Engine Light ON, fuel odor, and issues with the fuel filler cap or vent control valve.

2. What components are typically involved in causing a P0446 code in a Dodge vehicle?

Typically, a P0446 code in a Dodge vehicle is caused by a missing or loose fuel cap, faulty vent control valve, or related wiring issues.

3. How can I diagnose and fix a P0446 code in my Dodge vehicle at home?

To diagnose and fix a P0446 code in a Dodge vehicle at home, check fuel cap, inspect vent control valve, and review wiring harness and connectors for damage or corrosion.

Wrap Up

If your Dodge is displaying OBD code P0446, you may notice a check engine light, rough idling, or difficulty starting.

This code typically indicates a malfunction in the EVAP system, often caused by a faulty EVAP vent valve, damaged wiring, or a loose gas cap.

To address Dodge OBD code P0446, start by checking the EVAP system components such as the vent valve, purge valve, and charcoal canister for any signs of damage or leaks.

Inspect the wiring harness for any frayed wires or loose connections that may be affecting the system’s operation.