RepairSmith

MARCH 12, 2025

A blocked diesel particulate filter leads to increased emissions that can cause vehicle owners to fail an emissions test. Beyond the legalities, a clogged DPF reduces the efficiency of the exhaust system, compelling your engine to overexert itself. Is It Worth Replacing a Clogged DPF ? Absolutely!

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IT Engineering Check Engine Light Auto Repair 52

RepairSmith

OCTOBER 19, 2023

While a check engine light, or CEL, can mean a lot of different things, from a bad fuel cap to a failed ignition system, it’s a serious issue and should be remedied as soon as possible. Here in Los Angeles these CELs and trouble codes can result in a failed emissions test, preventing you from registering your vehicle.

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Check Engine Light Engineering Emissions Testing ASE 52

RepairSmith

JANUARY 21, 2024

The loss of fuel vapor also affects your car’s fuel efficiency , resulting in reduced mileage and increased emissions. This could cause your vehicle to fail an emissions test and damage your catalytic converter , resulting in costly repairs and hefty fines. But how do you identify an EVAP leak? Let’s find out.

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Check Engine Light Emissions Testing Engineering Mechanic 52

RepairSmith

FEBRUARY 25, 2024

Ideally, you should change your engine air filter every 15,000 miles if you drive in tough environments or at 45,000 miles under good driving habits and conditions. If you’re confused, consult your owner’s manual for the recommended replacement period. What Causes a Bad Engine Air Filter? This leads to low fuel economy.

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Engineering Check Engine Light Mechanic Oil Change 52