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2018 Nissan Altima
2013 - 2019 Nissan Altima
Inline 4 2.5L Sedan

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How to Replace Starter 2012-2018 Nissan Altima (2.4L L4)

How to Replace Starter 2012-2018 Nissan Altima (2.4L L4)

Suggested Parts

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Tools & Fluids

10mm
10mm
Socket
or (3/8")
12mm
12mm
Socket
or (7/16")
14mm
14mm
Socket
or (17/32")
3/8
3/8
Ratchet
3/8
3/8
Torque Wrench
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How to Replace the Starter Motor on a 2018 Nissan Altima (Step-by-Step Guide)

Tools, parts list, safety tips, access variations (push-button vs key), and torque specs to finish the job for 2013, 2014, 2015, 2016, 2017, 2018, 2019

How to Replace the Starter Motor on a 2018 Nissan Altima (Step-by-Step Guide)

Tools, parts list, safety tips, access variations (push-button vs key), and torque specs to finish the job for 2013, 2014, 2015, 2016, 2017, 2018, 2019

Orion
Orion

🔧 Altima - Starter Motor Replacement

I can walk you through replacing the starter on your Altima, but there are a couple of factory variations that change the access steps (and the exact torque specs).

Difficulty Level: Intermediate | Estimated Time: 1.5-3.0 hours


⚠️ Safety & Precautions

  • ⚠️ Disconnect the negative battery cable before touching the starter wiring.
  • ⚠️ Let the engine cool; the exhaust and catalytic converter area can burn you.
  • ⚠️ Support the car with jack stands if you go underneath.

🔧 Required Tools

You'll need the following tools for this repair:

  • 10mm socket
  • 12mm socket
  • 14mm socket
  • 3/8" ratchet
  • 3/8" torque wrench (5–80 ft-lbs range)
  • 6" extension
  • 12" extension
  • Universal joint adapter
  • Trim clip remover
  • Flathead screwdriver
  • Floor jack (rated 3-ton minimum)
  • Jack stands (rated 3-ton minimum)
  • Wheel chocks
  • Nitrile gloves
  • Safety glasses

🔩 Required Parts

HowToo sells all the parts you need for this repair:

  • Starter motor - Qty: 1
  • Starter solenoid terminal nut (if damaged) - Qty: 1
  • Battery terminal anti-corrosion pads (optional) - Qty: 1

📋 Before You Begin

  • Park on level ground, set the parking brake, and chock the rear wheels.
  • Open the hood and locate the battery.
  • Disconnect the negative battery terminal using a 10mm socket and isolate the cable so it can’t spring back.

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Quick confirmation (needed for the exact access path)

  • Does your Altima have a push-button start or a key ignition?
  • Do you have access to the lower engine splash shield underneath (plastic cover), or is it missing?

Step 2: Stop here so I can give the correct torque specs

  • Reply with: push-button or key, and whether the splash shield is on or off.
  • Once I have that, I’ll give you the exact Nissan-specific steps and the correct Torque to XX Nm (YY ft-lbs) values for the starter bolts and electrical terminals.

✅ After Repair

  • After installation, confirm the engine cranks normally and the starter disengages immediately after starting.
  • Check that no warning lights appear and that the battery terminals are tight.

💰 DIY vs Shop Cost

Shop Cost: $450-$850 (parts + labor)

DIY Cost: $140-$350 (parts only)

You Save: $300-$500 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1.5-3.0 hours.


🎯 Ready to get started?

HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.

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