On average, replacing a throttle body on a Nissan Altima costs about $400 to $1,000, including parts and labor. The exact price depends on engine type, whether you use OEM or aftermarket parts, and your local shop rate.
The throttle body controls air intake and is part of the electronic throttle control system. When it fails, symptoms can include rough idling, stalling, or reduced power. Replacing it requires removing intake components, disconnecting sensors, installing the new unit, and performing a throttle relearn or calibration in many vehicles. Altima models have used different engines over the years, which affects both part price and labor time.
Cost breakdown: parts, labor and extras
Costs break down into the price of the throttle body itself, the labor to install it, and any added services like relearn procedures or diagnostics. The ranges below reflect typical quotes from U.S. shops as of 2024–2026.
Parts: price ranges and options
Part costs vary by OEM vs aftermarket and by engine. Typical ranges include:
- Aftermarket throttle body: approximately $180–$350.
- OEM/Nissan dealer throttle body: approximately $350–$700.
Conclusion: Part price can swing widely depending on the source and engine model.
Labor: time and regional rates
Labor costs depend on the time required and the shop's hourly rate. Typical figures:
- Labor time: about 1.0–2.5 hours.
- Labor rate: roughly $75–$125 per hour (regional variations apply).
Conclusion: In many areas, expect roughly $75–$312 for labor, with higher rates pushing toward $350 or more in expensive regions.
Extras: relearns, diagnostics, and taxes
Some vehicles require a throttle-position relearn or adaptation after installation. Diagnostic checks, shop fees, and sales tax can also affect the final price.
- Throttle relearn/calibration: often included in labor but may add $0–$150 if charged separately.
- Diagnostic fees or code scans: commonly $50–$100 if charged separately.
Conclusion: These extras can add a noticeable amount to the bill, especially at dealer service departments.
Engine variants and how they influence cost
The Altima has used multiple engine options over its generations. The two most common for recent years are the 2.5L four-cylinder and the 2.0L VC-Turbo. The design and sensors of the throttle body can affect both price and installation complexity.
- 2.5L four-cylinder: standard parts and labor expectations; typically on the mid-range of the cost spectrum.
- 2.0L VC-Turbo: higher-tech throttle body and additional sensors can raise both parts cost and labor due to calibration needs.
Conclusion: Always verify the exact engine code and throttle body part number before quoting or ordering parts.
Do-it-yourself considerations
Replacing a throttle body yourself can save labor costs but requires mechanical skill and the right tools. You will still need to perform the relearn/calibration on some engines, which may require an OBD tool or dealer access.
- Potential savings: can reduce total cost by eliminating labor.
- Risks: incorrect installation or forgetting the relearn procedure can trigger check engine lights or poor engine performance.
Conclusion: DIY can lower costs if you’re experienced, but weigh the risk of mistakes and potential warranty implications.
Summary
For most Nissan Altima owners, throttle body replacement costs range from about $350 to $900, with dealer-installed parts and higher labor rates toward the upper end. Parts can be cheaper with aftermarket units, while the turbo-equipped VC-Turbo variants may push prices higher due to complexity and calibration needs. Always obtain a written estimate that separates parts, labor, and extras, and ask whether a throttle relearn is included. If symptoms are mild, you might also consider a professional cleaning as a lower-cost interim option, though replacement is needed if cleaning does not resolve the issue.