Car Parts Finder USAInfiniti Qx Engine Computer (ECU/ECM/PCM)
Find quality Infiniti Qx engine computer (also known as ECU, ECM, PCM) parts at unbeatable prices. Save 50-70% compared to dealership prices.
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Car Parts Finder USAInfiniti Qx Engine Computer (ECU/ECM/PCM)
Find quality Infiniti Qx engine computer (also known as ECU, ECM, PCM) parts at unbeatable prices. Save 50-70% compared to dealership prices.
Find quality Infiniti Qx engine computer parts
Save 50-70% compared to dealership prices
OEM and aftermarket options available
Guaranteed fitment with buyer protection
1M+ Parts
Nationwide Search
Buyer Protected
SSL Secured · Your privacy matters · Read our privacy policy
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AboutCar Parts Finder USA
Need a Engine Computer Infiniti Qx? Car Parts Finder USA searches thousands of sellers to find the best engine computer at the lowest prices with guaranteed fitment.
- Engine Computer from verified sellers with condition grading
- Compare prices across multiple sources instantly
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17 Model Years Available (1997–2013)
Infiniti Qx Engine Computer Price by Year
Prices vary by model year — newer vehicles typically cost more. Click any year to search current listings.
2013 Infiniti Qx
$55–$220 used
2012 Infiniti Qx
$55–$220 used
2011 Infiniti Qx
$55–$220 used
2010 Infiniti Qx
$55–$220 used
2009 Infiniti Qx
$55–$220 used
2008 Infiniti Qx
$55–$220 used
2007 Infiniti Qx
$55–$220 used
2006 Infiniti Qx
$55–$220 used
2005 Infiniti Qx
$55–$220 used
2004 Infiniti Qx
$55–$220 used
2003 Infiniti Qx
$55–$220 used
2002 Infiniti Qx
$55–$220 used
2001 Infiniti Qx
$55–$220 used
2000 Infiniti Qx
$55–$220 used
1999 Infiniti Qx
$55–$220 used
1998 Infiniti Qx
$55–$220 used
1997 Infiniti Qx
$55–$220 used
About the Infiniti Qx Engine Computer (ECU/ECM/PCM)
The Engine Computer (ECU/ECM/PCM) is your vehicle's brain, controlling fuel injection, ignition timing, emissions, and overall engine performance. A failing ECU can cause check engine lights, poor fuel economy, starting issues, and erratic engine behavior. The Engine Computer (also known as ECU, ECM, PCM) is a critical component for your Infiniti Qx.
Signs of Failure
Know when your Qx engine computer needs replacement:
- Check engine light stays on
- Engine won't start or hard starting
- Poor fuel economy
- Rough idle or stalling
- Transmission shifting problems
- Failed emissions test
- Random misfires
- Reduced power or limp mode
Replacement Info
ECU replacement requires matching the unit to your vehicle's VIN. Some units are plug-and-play while others need dealer programming. Used OEM units from the same model year and engine are often preferred as they may not require reprogramming.
Time: 30 min - 2 hours (plus programming time if needed)
Difficulty: Moderate - Easy to install, may need programming
Infiniti Qx Engine Computer Price Comparison
BEST VALUE
Used Parts
$100-$400
- 50-70% savings
- OEM quality
- Tested & verified
- Warranty available
Aftermarket
$200-$600
- Brand new
- Various brands
- Good warranty
- Easy availability
OEM New
$400-$1,200
- Factory exact
- Best warranty
- Guaranteed fit
- Highest quality
Where to Buy Infiniti Qx Engine Computer Parts
Online Sellers
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Shop OnlineLocal Scrapyards
Find professional salvage yards near you with tested Qx engine computer parts and warranties.
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Pull your own Qx engine computer at self-service junkyards for maximum savings.
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