Why do I get a p0446 code on my ECM?

Why do I get a p0446 code on my ECM?

The P0446 code is triggered if the EVAP system fails to maintain proper pressure during the leak test, or if the ECM detects a short in the vent control valve activation circuit. Other Troubleshooting Codes about Evaporative EVAP Emission Control System What are the Causes of the Code P0446? What are the Symptoms of the P0446 Code?

What does the code p0446 in OBD2 mean?

P0446 is a diagnostic trouble code (DTC) which is a generic OBD2 powertrain code. It applies to all vehicles manufactured since 1996, but some models will require additional or specific steps for repairing. What Does the code P0446 Mean?

Where is the p0446 code on a Toyota Camry?

The P0446 codes triggered when an improper voltage signal is sent to Engine Control Module (ECM) through EVAP canister vent control valve. The Evaporative System ( EVAP) canister vent control valve is located on the EVAP canister and is used to seal the canister vent.

When to repair a check engine light p0446?

The driver will likely not notice any symptoms associated with P0446 other than the check engine light being on. However, as with all check engine light diagnostic trouble codes, you should repair it as soon as possible to return the vehicle to normal operation. Scan your vehicle to verify P0446 is the only code present.

The P0446 code is triggered if the EVAP system fails to maintain proper pressure during the leak test, or if the ECM detects a short in the vent control valve activation circuit. Other Troubleshooting Codes about Evaporative EVAP Emission Control System What are the Causes of the Code P0446? What are the Symptoms of the P0446 Code?

What does p0446 stand for in medical category?

Specifically, P0446 indicates an Evaporative Emission Control (EVAP) system vent control circuit malfunction. Typically, this indicates a faulty vent valve, a bad control circuit for that valve, or a blockage in the vent valve.

Where is the solenoid valve on a p0446?

P0446 Meaning. The Evaporative System (EVAP) canister vent control valve is located on the EVAP canister and is used to seal the canister vent. This solenoid valve responds to signals from the Engine Control Module (ECM).

The driver will likely not notice any symptoms associated with P0446 other than the check engine light being on. However, as with all check engine light diagnostic trouble codes, you should repair it as soon as possible to return the vehicle to normal operation. Scan your vehicle to verify P0446 is the only code present.

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