Typically, Murano models equipped with the 3.5-liter V6 should have spark plugs replaced about every 105,000 miles (168,000 km) when using long-life iridium or platinum plugs; copper plugs require more frequent changes, often around 60,000 miles. Always verify the interval in your owner’s manual for your exact year and engine configuration.
Understanding the factory schedule for the Murano
The official maintenance guideline for most Murano generations with the 3.5L V6 targets a spark plug replacement at roughly 105,000 miles. This interval applies to iridium or platinum plugs, which are designed for longer service life. If your vehicle uses copper plugs, the replacement interval is typically shorter. Severe driving conditions can also shorten the spark plug life.
Key intervals by plug type and configuration:
- Iridium or platinum spark plugs: about 105,000 miles (168,000 km)
- Copper spark plugs: roughly 60,000 miles (96,000 km) or sooner
- Severe driving conditions (short trips, heavy loads, frequent cold starts): consider shorter intervals
In practice, following the manufacturer’s specification for your exact model year and plug type helps prevent misfires and preserves engine efficiency. When in doubt, consult the owner's manual or a Nissan-certified technician.
Choosing the right spark plugs for your Murano
Plug types and their impact on intervals
The Murano’s 3.5L V6 typically uses iridium-tipped or platinum plugs for longevity. Copper plugs are cheaper upfront but wear out faster and require more frequent changes. Your choice affects both replacement interval and cost.
- Iridium/platinum plugs: long life, ~105,000 miles interval
- Copper plugs: shorter life, ~60,000 miles interval
- OEM versus aftermarket: follow engine specifications and heat range recommended by Nissan
Ask your mechanic or check the owner’s manual to confirm the recommended plug type for your exact Murano year and trim.
When you might need plugs sooner
Even with a long-life plug design, certain conditions can accelerate wear. If you drive in one or more of these conditions, plan for earlier replacement and inspection intervals.
- Frequent short trips and cold starts
- Towing or carrying heavy loads
- Harsh driving or high engine load
- Engine misfires, rough idle, or reduced performance
If you notice any of these signs, have the spark plugs inspected promptly to avoid potential damage to the ignition system or catalytic converter.
Practical replacement tips
- Use the correct plug type and heat range as specified for your Murano’s engine
- Follow the manufacturer’s torque specifications to avoid over-tightening
- Replace all plugs at the same time to ensure balanced performance
- Consider replacing spark plug wires or coil packs if they show wear or resistance problems
Consult a qualified technician if you are unsure about the replacement procedure or specific requirements for your model year.
Summary
For most Nissan Murano models with the 3.5L V6, plan spark plug replacement at about 105,000 miles when using iridium or platinum plugs. Copper plugs typically require changes around 60,000 miles. Always check your exact year and engine configuration in the owner’s manual, and account for severe driving conditions that can shorten the interval. Regular inspection and correct installation help maintain performance and prevent more costly repairs.
How long do Nissan spark plugs last?
Many Newark drivers come to our dealership and ask, “How often to change your spark plugs?” and the answer depends on your particular vehicle. Most experts recommend changing your spark plugs every 30,000 miles, but this can vary.
What needs to be done at 100,000 on my Nissan Murano?
Every 100,000 Miles / 120 Months
Coolant Replacement: Flush and replace the engine coolant. Inspect and Replace Hoses and Belts: Check all hoses and belts for wear and replace them as needed.
What year to stay away from Nissan Murano?
As it turns out, the cost of repairs is in order from lowest to highest.
- 2004 Nissan Murano: Faulty Door Handle.
- 2005 Nissan Murano: Broken Driver Seat.
- 2006 Nissan Murano: Steering/Broken Seat.
- 2007 Nissan Murano: Broken Seat.
- 2009 Nissan Murano: Brake Problems.
- 2015 Nissan Murano: Transmission Issues.
How much does it cost to replace spark plugs in a Nissan Murano?
between $437 and $730
The average cost for a Nissan Murano Spark Plug Replacement is between $437 and $730.