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Freeze Frame Diagnostics

Tomorrow's Technician

This standardized many of the onboard emissions protocols and codes and allowed states to perform onboard emissions testing. As time passed, even large trucks and motorcycles adopted this same method to test the emissions status of a vehicle. The freeze frame data is stored when a test fails or a DTC is set.

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Catalytic Converter Replacement

Tomorrow's Technician

Another problem is within the calibration of the vehicle’s ECM. California emissions-certified vehicles may have more sensitive oxygen sensor calibrations. The issue is vehicles that were manufactured for the California market find their way to other states. In the future, things will get complicated. arb.ca.gov.

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Easily Restore Catalytic Converter Performance

AutoSuccess

When a customer has a vehicle with a check engine light glowing, and the OBD II reader shows a P0420 or related (P0421, P0430, P0431) code, it’s probably because there’s an issue with the catalytic converter efficiency. It’s also effective after failing an emissions test. Rislone offers a money-back guarantee.

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Diesel Emissions of Passenger Cars

Hollenshades Auto Service

With many of the worlds largest car manufacturers in the eyesight of regulators for their misleading published emissions output figures, we would like to share some information about the topic. Presently, the main driving standard for emissions output by vehicle powertrains are the US EPA Tier 2 and California LEV-II ULEV regulations.

Car 52
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BMW G-Chassis 3-Series Common Problems

Alex's Autohaus

BMW, like nearly all manufacturers, uses chassis codes to differentiate between generations of vehicles. You’ll often hear BMW enthusiasts describe their vehicles by these chassis codes rather than the actual model name (think E30, E46 , F80, etc.). This vehicle differs in several ways from the G20 models.

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What is a Car Safety and Emissions Inspection?

PA Auto Inspection

We are all aware of the adverse effects of global warming, and while it’s not fair to put the blame on your sedan that’s parked outside, research shows that vehicle emissions do contribute to not just ambient air pollution, but also environmental health concerns. This is where car emissions testing comes in.

Car 40
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What is the Knock Sensor Replacement Cost + Is it Worth?

RepairSmith

When it comes to keeping your vehicle in top condition, every component plays a crucial role — and the knock sensor is no exception! These include: Vehicle make and model: Some vehicles, especially those with more complex engine designs (e.g., Some vehicles may also enter limp mode. How Long Do Knock Sensors Last?