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How to Check Engine Light Codes Without a Scanner

RepairSmith

Keep reading to learn more about how to check engine light codes without a scanner. This Article Contains How to Check Engine Light Codes Without a Scanner Use the Ignition Key Use the Odometer Buttons Use a Paper Clip (for OBD1 Cars) Let an Expert Do It What Does Your Check Engine Light Mean?

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Freeze Frame Diagnostics

Tomorrow's Technician

Article courtesy UNDERHOOD SERVICE. 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.

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Purge Valve Replacement: Why It’s Important + Costs Involved

RepairSmith

To help prevent a breakdown or excessive emissions, we’ll discuss what the purge valve does, the replacement process, and repair costs. This Article Contains: What Is the Purge Valve and What Does it Do? In addition to the check engine light, it also registers several diagnostic codes, including the P0443 and P0441.

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Can You Drive with an EVAP Leak + How to Spot One?

RepairSmith

This Article Contains: Can You Drive with an EVAP Leak? 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.

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P0442: EVAP System Leak Detected (Small Leak)

RepairSmith

This Article Contains: What Is P0442? Engine code P0442 stands for “Evaporative Emission Control System Leak Detected (Small Leak).” An Illuminated Check Engine Light It’s almost impossible to physically detect an EVAP leak. You may also notice a fuel smell from the engine due to the leaking gas vapors.

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

RepairSmith

This Article Contains: How Much Does Knock Sensor Replacement Cost? Yes , replacing a bad knock sensor is definitely worth it, especially if you’re noticing symptoms like a knocking sound, poor fuel efficiency, or that dreaded check engine light. Is it Worth Replacing the Knock Sensor?

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7 Bad O2 Sensor Symptoms to Watch Out For (+ 3 Causes)

RepairSmith

This Article Contains 7 Bad O2 Sensor Symptoms You Shouldn’t Ignore 3 Reasons Your O2 Sensor Is Malfunctioning How to Prevent O2 Sensor Issues How to Replace a Faulty O2 Sensor 4 FAQs about O2 Sensors Is it Safe to Drive with a Bad O2 Sensor? However, the Check Engine Light can signal other problems, too.