How to Replace the Starter Motor on a 2017-2023 Kia Forte (Step-by-Step Guide) (Engine: Inline 4 2.0L)
Tools, parts, wiring steps, and torque specs to swap the starter safely and restore strong cranking
How to Replace the Starter Motor on a 2017-2023 Kia Forte (Step-by-Step Guide) (Engine: Inline 4 2.0L)
Tools, parts, wiring steps, and torque specs to swap the starter safely and restore strong cranking for 2017, 2018, 2019, 2020, 2021, 2022, 2023
🔧 Forte - Starter Motor Replacement
The starter motor is the electric motor that cranks your Forte’s engine when you turn the key/push the start button. Replacing it usually means working near the battery cables and the transmission bellhousing, so careful disconnect and secure lifting are key.
Difficulty Level: Intermediate | Estimated Time: 1.5-3.0 hours
⚠️ Safety & Precautions
- ⚠️ Disconnect the negative battery cable first to prevent a short or sparks.
- ⚠️ Let the engine cool; you’ll work near hot components.
- ⚠️ Support the car with jack stands; never rely on a floor jack alone.
- ⚠️ Keep metal tools away from the starter’s main power stud; it’s direct battery power.
🔧 Required Tools
You'll need the following tools for this repair:
- Safety glasses
- Mechanic gloves
- Floor jack (rated 2-ton minimum)
- Jack stands (rated 2-ton minimum)
- Wheel chocks
- 1/4" drive ratchet
- 3/8" drive ratchet
- 3/8" drive torque wrench (10–100 Nm range)
- 10mm socket
- 12mm socket
- 14mm socket
- 6" extension
- 12" extension
- Flat trim tool
- Phillips screwdriver
- Pliers
- Work light
🔩 Required Parts
HowToo sells all the parts you need for this repair:
- Starter motor assembly - Qty: 1
- Air intake hose clamp (optional) - Qty: 1
- Battery terminal anti-corrosion washers (optional) - Qty: 1 set
📋 Before You Begin
- Park on a level surface, shift to Park, and set the parking brake.
- Open the hood and keep the key fob away from the car (prevents accidental wake-up).
- Have a small container ready for bolts/nuts so nothing gets lost.
🔨 Step-by-Step Instructions
Follow these steps in order:
Step 1: Disconnect the battery
- Use a 10mm socket to loosen the negative (-) battery terminal and remove it from the battery post.
- Tuck the cable aside so it can’t spring back onto the terminal.
- Negative off first, on last.
Step 2: Remove the air intake ducting (for access)
- Use pliers to release any breather hose clamps on the intake tube.
- Use a Phillips screwdriver (or the appropriate clamp screw) to loosen the intake hose clamps.
- Remove the intake tube and, if needed, the upper air box using a 10mm socket.
Step 3: Raise and support the front of the car
- Place wheel chocks behind the rear tires.
- Lift the front with a floor jack (rated 2-ton minimum) and set it securely on jack stands (rated 2-ton minimum).
- Use a work light so you can clearly see the starter area.
Step 4: Remove the lower splash shield (if equipped)
- Use a flat trim tool to pop out the plastic clips.
- Use a 10mm socket for any small bolts holding the shield.
Step 5: Locate the starter and disconnect the wiring
- The starter sits at the engine/transmission bellhousing area.
- Remove the rubber boot covering the main starter power stud by hand.
- Use a 12mm socket to remove the main battery cable nut from the starter terminal. Torque to 9.8 Nm (87 in-lbs) during reassembly.
- Disconnect the small starter solenoid signal wire connector (pull the connector straight off). If it uses a nut style, use a 10mm socket. Torque to 4.9 Nm (43 in-lbs) during reassembly.
- Take a quick photo before unplugging.
Step 6: Remove the starter mounting bolts
- Support the starter with one hand while you remove bolts with a 14mm socket, 3/8" drive ratchet, and a 12" extension.
- Remove the upper and lower starter mounting bolts.
- Pull the starter straight out from the bellhousing.
- During reassembly: Torque the starter mounting bolts to 49 Nm (36 ft-lbs).
Step 7: Install the new starter
- Compare the new starter to the old one (same nose shape, same electrical studs/connectors).
- Position the starter into the bellhousing opening and start both mounting bolts by hand to prevent cross-threading.
- Tighten with a 14mm socket and then use a 3/8" drive torque wrench (10–100 Nm range): Torque to 49 Nm (36 ft-lbs).
Step 8: Reconnect starter wiring
- Install the main battery cable onto the starter power stud and tighten with a 12mm socket: Torque to 9.8 Nm (87 in-lbs).
- Reconnect the small solenoid wire connector (make sure it clicks/locks). If it uses a nut, tighten with a 10mm socket: Torque to 4.9 Nm (43 in-lbs).
- Reinstall the rubber boot over the main power stud.
Step 9: Reinstall splash shield and intake parts
- Reinstall the splash shield using the 10mm socket and flat trim tool for clips.
- Reinstall the intake tube/air box using a 10mm socket, Phillips screwdriver, and pliers for clamps.
Step 10: Lower the car and reconnect the battery
- Raise slightly with the floor jack, remove the jack stands, then lower the car.
- Reconnect the negative (-) battery terminal using a 10mm socket.
✅ After Repair
- Start the engine and listen: it should crank strongly with no grinding.
- Check that no warning lights appear and that all intake hoses are fully seated (no hissing/rough idle).
- Do a quick visual re-check for any loose wiring near the starter.
💰 DIY vs Shop Cost
Shop Cost: $450-$850 (parts + labor)
DIY Cost: $150-$450 (parts only)
You Save: $300-$400 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.
Guide for Starter Motor replace for these Kia vehicles
| Year Make Model | Sub Model | Engine | Body Style |
|---|---|---|---|
| 2023 Kia Forte | - | Inline 4 2.0L | - |
| 2022 Kia Forte | - | Inline 4 2.0L | - |
| 2021 Kia Forte | - | Inline 4 2.0L | - |
| 2020 Kia Forte | - | Inline 4 2.0L | - |
| 2019 Kia Forte | - | Inline 4 2.0L | - |
| 2018 Kia Forte | - | Inline 4 2.0L | - |
| 2017 Kia Forte | - | Inline 4 2.0L | - |


















