2025 Nissan Murano Check Engine Light in Mesa, AZ

The check engine light indicates the 2025 Nissan Murano’s OBD-II system has detected a fault and stored a code identifying the affected system.

This warning can range from minor (like a loose gas cap) to critical (such as a misfire that risks catalytic converter damage). Our Mesa team retrieves the code, reviews freeze-frame data, and verifies the root cause on your Murano before recommending repairs. You can schedule service or check service specials anytime.

• OBD-II code points to the system, not the exact failed part
• Steady light: drive cautiously to diagnosis; flashing: stop driving
• We document findings and provide a written estimate before any repair

Common causes include EVAP leaks, oxygen sensor faults, MAF sensor issues, misfires, and catalytic converter efficiency codes.

On a 2025 Nissan Murano, a loose or failing gas cap can trigger EVAP codes, while aging sensors or intake leaks may set fuel-trim and airflow faults. Left unchecked, misfires can overheat and damage the catalytic converter. Our Mesa service team uses Nissan-specific data to pinpoint which part or circuit has actually failed.

• Typical codes: P0442/P0455 (EVAP), P0133 (O2), P0101 (MAF), P0300–P0304 (misfire), P0420 (catalyst)
• We verify with smoke, fuel, ignition, and circuit tests as needed
• Written results plus a clear repair plan you can approve

It’s generally safe to drive short distances with a steady light, but a flashing light means stop driving to avoid catalytic converter damage.

If your 2025 Nissan Murano shows a steady light and runs normally, reduce load and head to our Mesa service center for prompt diagnosis. If it flashes or you notice rough running, park safely and arrange service—continued driving can become costly. Use our online tool to schedule an appointment.

• Steady light: minimize trips and diagnose soon
• Flashing light or misfire: tow is the safest option
• We provide a written estimate before any repair work

A parts store reads generic codes; our dealership performs full diagnostics with Nissan factory scan tools, guided tests, and a verified root-cause report.

Codes have multiple potential causes. On a 2025 Nissan Murano, we access manufacturer data, run isolation tests, and confirm the actual failure before recommending parts. That prevents guesswork and repeat repairs. You’ll leave our Mesa location with findings documented and a clear plan.

• Factory scan tool access and Nissan service information
• Electrical, fuel, and EVAP isolation testing as needed
• Written results and estimate you can approve online

No—resetting clears codes and readiness monitors, and Arizona emissions testing typically requires monitors to show “complete.”

Simply clearing the light on a 2025 Nissan Murano won’t fix the fault and may cause an automatic fail until drive cycles reset monitors. We repair the root cause, confirm monitors, and provide documentation so you’re prepared for testing in the Phoenix area. Book a visit through our schedule service page.

• Readiness must be “complete” for most systems
• We verify with a post-repair monitor check
• Fixing the cause prevents the light from returning

There’s no fixed time—diagnosis is complete only after the root cause on your 2025 Nissan Murano is verified and documented.

Simple faults can be confirmed quickly; intermittent issues may require additional testing or drive cycles. In Mesa, you can schedule and track your visit online, and we’ll keep you updated before performing any repairs. See current service specials or schedule an appointment now.

• OBD-II scan plus freeze-frame review starts the process
• Isolation tests follow only if needed
• Written estimate provided before any repair

Your visit begins with an initial OBD-II scan on the 2025 Nissan Murano and a review of freeze-frame data to see when and how the fault occurred. A technician then performs targeted isolation tests only as needed—such as EVAP smoke, ignition, fuel, airflow, or circuit checks—to confirm the actual failure. You receive a written report with findings, priority levels, and a clear estimate before any repair work proceeds. If your Murano requires further evaluation, we’ll outline next steps so you can decide confidently. Ready to proceed? Use our online tool to schedule service or review service specials for potential savings.

Several codes appear frequently on modern crossovers like the 2025 Nissan Murano. P0442 or P0455 typically indicate EVAP system leaks—often from a loose gas cap or a failed purge/vent component; ignoring these can increase evaporative emissions and keep monitors incomplete. P0133 points to a slow O2 sensor response that can degrade fuel economy over time. P0101 suggests unmetered air or MAF sensor issues, which may cause rough running if left unresolved. P0300–P0304 signal misfires; continued driving can overheat and damage the catalytic converter, leading to far higher repair costs. P0420 flags reduced catalyst efficiency and should be diagnosed before secondary damage occurs. Bring your 2025 Nissan Murano to Larry H. Miller Nissan Mesa in Mesa for an accurate diagnosis — schedule service.

LHM Nissan Mesa serves drivers across the Phoenix East Valley and Greater Phoenix metro area—including Mesa, Tempe, Scottsdale, Chandler, Gilbert, and Phoenix—with dealer-level diagnostics for the 2025 Nissan Murano. Factory scan tools read Nissan-specific data that generic readers miss, while guided tests help isolate the true fault quickly and accurately. Arizonas heat and temperature swings can highlight EVAP and sensor issues; we verify with evidence before recommending repairs. Visit us at 2025 W Riverview Auto Dr, Mesa, AZ 85201, just off the Loop 202 and Dobson Road. Have questions or ready to book? Start with our online schedule service and check current service specials before you arrive.