What does trouble code p0446 mean on a Kia Grand Prix?
This trouble code references a number that is given to you when you plug your Grand Prix into a OBDII scanner. P0446 Indicates that there is a fault in the evaporative emission control system. It often appears with other codes, such as P0420, P0441, or P0440. P0446 is normally not an immediate threat to the drive-ability of your vehicle.
What is the trouble code on a Pontiac Grand Prix?
One of the most common trouble codes with the Pontiac Grand Prix is the P0446 code. This trouble code references a number that is given to you when you plug your Grand Prix into a OBDII scanner.
What does the code p0446 stand for?
P0446 is a universal OBDII trouble code. This means that regardless of which make or model of vehicle, the code will mean the same thing (Grand Prix or not). The code technically stands for:
Why does my GMC Yukon have a p0446 code?
Vapor Canister Purge Valve – One of the most common causes of the P0446 code is the vapor canister purge valve. It’s really easy to replace. There are a few clips that you need to find and remove. Evap System Hose – The hose that carries the fuel vapor from the fuel tank to the intake manifold can begin to leak.
This trouble code references a number that is given to you when you plug your Grand Prix into a OBDII scanner. P0446 Indicates that there is a fault in the evaporative emission control system. It often appears with other codes, such as P0420, P0441, or P0440. P0446 is normally not an immediate threat to the drive-ability of your vehicle.
One of the most common trouble codes with the Pontiac Grand Prix is the P0446 code. This trouble code references a number that is given to you when you plug your Grand Prix into a OBDII scanner.
P0446 is a universal OBDII trouble code. This means that regardless of which make or model of vehicle, the code will mean the same thing (Grand Prix or not). The code technically stands for:
Vapor Canister Purge Valve – One of the most common causes of the P0446 code is the vapor canister purge valve. It’s really easy to replace. There are a few clips that you need to find and remove. Evap System Hose – The hose that carries the fuel vapor from the fuel tank to the intake manifold can begin to leak.
How much does it cost to repair a p0446 Pontiac?
Most auto repair shops charge between $75 and $150 per hour. How much do you know about cars? When is the code detected? The Powertrain Control Module (PCM) sets the P0446 code if the vacuum decay rate is greater than a predetermined value.
What to do if your car has code p0446?
Gas caps are relatively inexpensive and are often the fix for code P0446. If the fuel cap didn’t fix it, perform an EVAP system leak check: Pinch off the vent tube to the EVAP Vent Control Valve. Pressurize the EVAP system with an EVAP smoke machine leak checker.
How does the ECM work on a Pontiac p0446?
The ECM’s driver controls the ground, and when grounded, activates the valve (closing it). If the ECM detects a short to ground, and open,or a short to battery voltage on the control circuit, P0446 Pontiac will set.
What does p0446 do to the EVAP system?
During the leak test, the ECM closes the vent control valve to create a sealed EVAP system. When P0446 is triggered, the ECM has detected a short in the circuitry to activate the vent control valve, or the EVAP system failed to maintain the proper pressure during the active EVAP leak test. What Are The Symptoms Of P0446?