Frequently Asked Questions

What is the most common reason for check engine light on a 1993 Toyota Camry V6?

• Common causes include a failing oxygen sensor, engine misfires, EVAP system leaks (loose fuel cap or purge valve), and catalytic converter issues.
• Ignoring these can raise fuel use, reduce performance, and lead to costly catalytic converter failure — immediate repairs save long-term expense.
• Nalley Toyota of Roswell often provides lower overall costs than independent shops by combining accurate diagnostics, OEM parts, and factory-trained technicians.
• Repairs covered under warranty must be performed at a certified dealership to maintain coverage and ensure proper parts and procedures.

What does it mean when the check engine light comes on in a 1993 Toyota Camry V6?

• The light indicates the vehicle’s computer has detected a fault in emissions, ignition, fuel, or engine systems that needs diagnosis.
• Severity varies: a steady light often signals a non-urgent fault; a flashing light usually means a serious condition that requires immediate attention.
• Our technicians perform a full scan to read codes, diagnose root causes, and recommend economical repairs that protect long-term value.
• Using Nalley Toyota of Roswell helps you capture immediate savings and protect warranties — any warranty-covered repair must be done at a certified dealership.

What is the first thing to check when the check engine light comes on?

• Start with simple checks: confirm the gas cap is tight and inspect for obvious fluid leaks, unusual smells, or loss of power.
• If you recently added fuel, a loose or damaged cap can trigger the light; tighten it and observe if the light clears after a few trips.
• If drivability is affected or the light is flashing, stop driving and have the vehicle inspected immediately by our service team to avoid further damage.
• Nalley Toyota of Roswell offers prompt diagnostics and affordable repairs that often deliver greater immediate and long-term savings than independent shops.

How much does a check engine light diagnostic cost for a 1993 Toyota Camry V6?

• Diagnostics at Nalley Toyota of Roswell start competitively and are structured to provide clear next steps; diagnostic prices are often lower overall than independent shops when you factor in accuracy and OEM parts.
• Many customers find the diagnostic fee is credited toward repairs performed at our dealership, producing immediate savings on needed work.
• Because dealer-performed repairs use factory procedures and parts, you protect long-term value and warranty coverage — warranty repairs must be performed at a certified dealership.
• Contact our service department or visit our service specials page to confirm current diagnostic pricing and available offers.

How long does a check engine light service take?

• Initial diagnostic scans typically take 30–60 minutes; simple repairs such as tightening the fuel cap or replacing a sensor can often be completed the same day.
• More complex repairs — like fixing misfires or replacing a catalytic converter — can require parts and additional time, typically completed within one to two days depending on parts availability.
• Nalley Toyota of Roswell prioritizes efficient scheduling and clear timelines so you understand immediate and long-term costs and benefits.
• If repairs are covered under warranty, they must be performed at a certified dealership to preserve coverage and ensure proper repair processes.