Frequently Asked Questions

What does it mean when the check engine light comes on in a 2022 Nissan Sentra?

• The check engine light means the vehicle's onboard diagnostics detected a fault—from a loose gas cap to emission control or engine performance issues.
• At Larry H. Miller Nissan Mesa in Mesa, AZ, our factory-trained technicians use OEM diagnostic tools to identify the exact trouble code and recommend the correct repair to protect fuel economy and longevity.
• Repairing issues promptly at our dealership often costs less than independent shops when you factor in accurate diagnosis, OEM parts, and warranty protection—delivering immediate and long-term savings.
• Any repairs covered under warranty must be performed at a certified dealership to keep warranty coverage valid.
• We offer service financing so you can get service now and pay later. To arrange a visit, schedule service.

How long does a check engine light service take?

• Most diagnostics for a 2022 Nissan Sentra take about 30–90 minutes depending on symptom complexity and whether test drives or component checks are required.
• If repairs are needed, time varies by part availability and repair scope; our service advisors will provide a clear estimate and timeline before work begins.
• Larry H. Miller Nissan Mesa focuses on fast turnarounds using OEM parts and trained technicians to get you back on the road with confidence.
• Want to minimize wait time? Check our current service specials and schedule service online for a preferred time slot.

How much does a check engine light diagnostic cost for a 2022 Nissan Sentra?

• Diagnostics typically start at about $63 for a basic engine light scan; final repair costs depend on the specific fault and parts required.
• Choosing Larry H. Miller Nissan Mesa delivers value—accurate diagnostics, OEM parts, trained technicians, and warranty protection—resulting in immediate and long-term savings compared with recurring fixes.
• We also offer service financing so you can address critical repairs now and pay over time.
• To review current offers and potential savings, view our service specials or schedule service online.

What is the most common reason for the check engine light on a 2022 Nissan Sentra?

• The most frequent causes include a loose or faulty gas cap, oxygen sensor issues, or catalytic converter and ignition system concerns.
• If left unaddressed, these problems can lower fuel economy, increase emissions, and lead to costly repairs; our technicians explain costs and savings for each fix.
• Repairs covered under warranty must be completed at a certified dealership—our team ensures warranty compliance and uses genuine Nissan parts.
• To get a fast, accurate diagnosis, schedule service at Larry H. Miller Nissan Mesa and check our current service specials for savings.

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

• Start with the gas cap: a loose or damaged cap is a common, low-cost cause that can trigger the light.
• If the light remains, bring your 2022 Nissan Sentra to Larry H. Miller Nissan Mesa so we can run a full diagnostic scan and explain repair options and expected costs clearly.
• Our dealership provides service financing, OEM parts, and certified technicians to preserve vehicle value and reduce long-term expenses.
• To prioritize safety and prevent escalation, schedule service today and review our service specials.