RepairSmith

MARCH 28, 2024

A failed emissions test: If the canister purge valve allows excessive vapor to escape from the charcoal canister, your emissions will likely exceed the EPA (Environmental Protection Agency) standard. Here’s a technical discussion of the diagnostic process. Want to confirm you have a faulty canister purge valve?

Check Engine Light 52

Check Engine Light Emissions Testing Engineering Mechanic 52

RepairSmith

JANUARY 21, 2024

While driving with an EVAP leak is technically possible, it isn’t recommended. Here’s why: Your car’s Evaporative Emission Control System captures and stores vapors from the fuel tank and burns them in the combustion chamber during engine operation. As a result, your vehicle can fail an emissions test and you may end up paying a fine.

Check Engine Light 52

Check Engine Light Emissions Testing Engineering Mechanic 52

RepairSmith

NOVEMBER 13, 2024

Emissions issues: A bad throttle body can disrupt the air-fuel balance, leading to your car emitting black smoke from the exhaust and causing more pollution. You might even fail an emissions test, which is bad news for the environment and your wallet.

Check Engine Light 52

Check Engine Light Engineering Mechanic Auto Repair 52

Alex's Autohaus

SEPTEMBER 30, 2024

Technically, the US market gets a variant of the B48 called the B46. They are identical, other than a few small differences that allow the B46 to meet tighter emissions regulations. In addition to failing emissions tests, a failed EGR valve can impact the way your engine runs. The power output between the two is the same.

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Engineering Emissions Testing Utilities Oil Change 91

RepairSmith

JANUARY 15, 2024

Failed Emissions Test A malfunctioning fuel pump delivering too much fuel could make the vehicle’s engine run rich, leading to a failed emissions test. How to Diagnose a Bad Fuel Pump (+Prevention Tips) Confirming a bad fuel pump requires special tools and technical knowledge. Let’s find out.

Check Engine Light 52

Check Engine Light Engineering Emissions Testing Mechanic 52

RepairSmith

OCTOBER 28, 2024

Emission issues: The FTP sensor is a vital part of the EVAP system, so if it malfunctions, it can fail to detect vapor leaks. The vehicle will likely fail an emissions test since the EVAP system captures and controls fuel vapors. While you can technically drive with a bad FTP sensor, it’s not recommended.

IT 52

IT Check Engine Light Auto Repair Shop Engineering 52

RepairSmith

JANUARY 9, 2024

You’ll technically be able to start and drive your car with a faulty O2 sensor, but you’ll likely face poor engine performance and a drop in fuel economy. Fix Your Bad O2 Sensor with AutoNation Mobile Service A malfunctioning O2 sensor can lead to bad gas mileage and engine performance, not to mention fines if you fail the emissions test.

Check Engine Light 52

Check Engine Light Engineering Emissions Testing Car 52