84540-52070 Transmission Neutral Start Switch Fit for Toyota Corolla 1.8L 14-22
Let us Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I needed a replacement starter for my mower and wasn’t completely sure which one would fit. I sent them a message and they got back to me quickly, asked for my model information, and helped confirm the right part before I ordered. Everything was handled professionally and the communication was great. Very happy with the service.
Kevin C. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Transmission Neutral Start Switch for Toyota Corolla 1.8L 14-22
This Transmission Neutral Start Switch is a direct replacement part designed for Toyota Corolla 1.8L models from 2014 to 2022, ensuring your vehicle only starts in Park or Neutral. This Transmission Neutral Start Switch, referencing OEM cross-reference 84540-52070, controls starter motor engagement and reverse light activation for reliable operation.
Overview
This Transmission Neutral Start Switch, with part number 84540-52070, is an essential electrical component that prevents the engine from starting in any gear other than Park or Neutral. It is built for Toyota Corolla 1.8L vehicles from 2014 to 2022, restoring safe starting function and proper reverse light signaling. This neutral start switch ensures your automatic transmission communicates correctly with the ignition system.
Built For Performance
- Direct fit replacement for models using original part number 84540-52070
- Precise electrical contacts ensure consistent start signal delivery
- Durable housing protects against heat and vibration under the hood
- Plug-and-play connector design for straightforward installation
- Meets OEM specifications for reliable transmission interlock performance
Fits These Machines
- for Toyota Corolla 1.8L 2014
- for Toyota Corolla 1.8L 2015
- for Toyota Corolla 1.8L 2016
- for Toyota Corolla 1.8L 2017
- for Toyota Corolla 1.8L 2018
- for Toyota Corolla 1.8L 2019
- for Toyota Corolla 1.8L 2020
- for Toyota Corolla 1.8L 2021
- for Toyota Corolla 1.8L 2022
On-The-Job Use
- Replaces a faulty switch that prevents starting or causes intermittent no-crank conditions
- Restores reverse light function when gear shift is placed in reverse
- Ensures safe engine start only in Park or Neutral during daily commutes
- Common repair for vehicles that fail to start or start in gear unexpectedly
Specs At A Glance
| Part Number(s) | 84540-52070 |
| Type | Transmission Neutral Start Switch |
| Compatibility | Toyota Corolla 1.8L 2014-2022 |
Good To Know
Q: How do I know if my neutral start switch is failing? A: Common symptoms include the engine not cranking in Park or Neutral, or the vehicle starting in other gears, which is a safety hazard. If reverse lights stay on or fail to illuminate, that also points to this switch.
Q: Will this switch work with my vehicle's automatic transmission? A: This switch is specifically designed for automatic transmissions in the listed Toyota Corolla 1.8L models. Check your vehicle's serial number to confirm compatibility before installation.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.