Long Range Push Start Remote Engine Start System – 2023 Subaru Ascent

Accessory Installation Guide

2023MY Ascent Long Range Push Start Remote Engine Start SystemH001SXC200

 


PART NUMBER: H001SXC200

DESCRIPTION: LONG RANGE PUSH START REMOTE ENGINE START SYSTEM ASCENT

 

VEHICLE PREPARATION

1. Using a 10mm socket/ratchet, disconnect the negative battery cable. (FIGURE A)
NOTE: Do not disconnect the battery terminal from the battery post.

2. Open the glove box and press inward on the sides of the glove box to disengage the retaining tabs from the glove box inner cover. Disconnect the strut from the glove box. (FIGURE B)

3. Using a panel removal tool, carefully remove the right side dashboard panel by starting at the top and working downward to disengage six (6) pressure clips. (FIGURE C)

4. Using a panel removal tool, carefully remove the passenger’s side ornament panel by lifting upward to disengage eight (8) pressure clips and then pulling toward the rear of the vehicle. (FIGURE D)

5. Using a Phillips screwdriver, remove six (6) Phillips screws securing the glove box inner cover. Disengage the six (6) pressure clips and disconnect the glove box lamp connector to remove the glove box inner cover. (FIGURE E)

 

REMOTE ENGINE START ECU MOUNTING

1. Locate the glove box inner cover and carefully pull back the insulation pad from the top area, as shown. Using alcohol, clean the top and back side of the glove box inner cover, as shown. (FIGURE F) NOTE: Ensure the glove box inner cover is completely dry.

2. Remove the release liner from the one (1) supplied wire harness clip and attach it to the glove box inner cover, as shown. Press firmly in place for at least ten (10) seconds. (FIGURE G) NOTE: Ensure the opening of the wire harness clip faces upward.

3. Remove the three (3) release liners from the remote engine start ECU foam tape and attach it to the glove box inner cover, as shown. Press firmly in place for at least thirty (30) seconds. (FIGURE H) NOTE: Ensure the Remote Engine Start ECU connectors will be facing forward, toward the vehicle’s dashwall when reassembled.

 

PRE-ARRANGED JUMPER HARNESS CONNECTIONS

1. Locate and release the vehicle’s 6-pin and 2-pin pre-fit connectors secured to the vehicle’s wire harness with breakaway tape near the upper passenger’s side glove box area. (FIGURE I)

2. When the vehicle’s 6-pin and 2-pin pre-fit connectors are free from the breakaway tape, unplug and discard the 2-pin mating connector/wire jumper. (This is used for the power window interrupt circuit).

3. Plug the remote engine start jumper harness 6-pin and 2-pin connectors into the corresponding pre-fit connectors. (FIGURE J)

4. Secure the pre-arranged jumper harness connectors and harness to the vehicle’s wire harness using two (2) supplied 39cm tie wraps. Trim off the excess tie wraps. (FIGURE K)

5. Plug the pre-arranged jumper harness 12-pin connector into the 12-pin white port on the remote engine start ECU, previously mounted to the top side of the glove box inner cover (Step 5). (FIGURE L) Route the pre-arranged jumper harness through the wire harness clip. (FIGURE L)

 

PANEL RE-ASSEMBLY

1. Re-connect the glove box lamp connector to the lamp on the glove box inner cover. Re-install the glove box inner cover by engaging the six (6) pressure clips and secure with six (6) Phillips screws.

2. Re-install the passenger’s side ornament panel by engaging the eight (8) pressure clips.

3. Re-install the right side dashboard panel by engaging the six (6) pressure clips.

4. Re-install the glove box and strut.

5. At the end of the installation, insert the Quick Reference Cards into the Owner’s Information Kit.

 

UNDER HOOD WARNING LABEL MOUNTING

1. Using alcohol, clean the top, right side of the radiator core support.

2. Remove the release liner from the under hood warning label and secure to the top of the radiator core support, as shown. (FIGURE M)

 

SYSTEM POWER-UP

1. After all the connections are complete, re-connect the vehicle’s negative battery cable. Using a 10mm socket/torque wrench, tighten the 10mm nut to 7.5 Nm +/- 2 Nm (0.76 Kgf-m +/- 0.2 Kgf-m, 5.5 ft-lbs +/- 1.5 ft-lbs).

2. Start the vehicle at least one (1) time using the Access key prior to activating the remote engine start system. This is required to allow the vehicle’s electronic systems to re-synchronize.

3. With the vehicle running via the Access key, verify that the instrument cluster airbag light turns o . If the airbag light remains on, refer to the vehicle service information for troubleshooting.

4. Refer to the vehicle Owner’s manual for the Power Window Reset Procedure to restore the power window functions.

 

SYSTEM REGISTRATION

ENSURE THE SOFTWARE VERSION HAS BEEN UPDATED TO THE LATEST REVISION BEFORE ATTEMPTING SYSTEM REGISTRATION.

 

DST-i SETUP

Plug the DST-i diagnostic plug into the vehicle’s diagnostic connector

Plug the DST-i USB plug into a Network-Enabled laptop

Select/Open the SSM4 software on the Network-Enabled laptop

 

REGISTRATION

1. PRESS IMMOBILIZER ETC. REGISTRATION, PRESS IMMOBILIZER REGISTRATION AND PRESS SELECT

2. PRESS ASCENT AND PRESS SELECT

With an Access key inside the vehicle turn ON the ignition

3. PRESS H TYPE FOR PUSH START MODELS PRESS CONFIRMED AND WAIT FOR LAPTOP TO ESTABLISH CONNECTION

4. PRESS REMOTE ENGINE START CM REGISTRATION AND PRESS CONFIRMED

5. ENTER AUTHENTICATION KEY AND PRESS CONNECTION

6. PRESS YES TO EXECUTE REGISTRATION

WAIT FOR BIU TO COMMUNICATE WITH RES CONTROL MODULE

7. REGISTRATION SUCCESSFUL, PRESS OK

Registration Complete

 

POST INSTALLATION CHECKLIST

1. REMOTE ENGINE START- Ensure the Access key is removed from the vehicle, the engine hood, all doors and rear gate are closed. Press the START button on the remote start transmitter two (2) times within three (3) seconds. The vehicle’s parking lights should flash and the vehicle’s horn should honk one (1) time and then the vehicle should crank and start. Once started, the transmitter LED will flash two (2) times and the parking lights will turn on and stay on signifying the vehicle is running. The transmitter LED will flash one (1) time every three (3) seconds signifying the vehicle is still running.

NOTE: If the vehicle does NOT respond to the remote start transmitters, proceed to SECTION 12 for the TRANSMITTER PROGRAMMING procedure.

2. CUSTOMER TAKE OVER – While the vehicle is running by the remote engine start, wait at least ๏ƒž ve (5) seconds and then con๏ƒž rm that all functions (lock, unlock & rear gate, but not panic) operate properly on the Access key (Factory transmitter). Once the Access key functionality is confirmed, press the UNLOCK button on the Access key, open the driver’s door and enter the vehicle with the Access key. Press and hold the brake pedal, press the ENGINE START/STOP button on the dashboard one (1) time and move the shift position lever from the ‘P” position to the “D” position and back to the “P” position. The remote engine start should shut down and the transmitter LED should flash three (3) times indicating the system has shut down, but the engine should remain running. Press the ENGINE START/STOP button on the dashboard one (1) time to turn o the vehicle.

3. ACTIVATION WITH DOOR UNLOCKED – Ensure the Access key is removed from the vehicle, the engine hood, all doors and rear gate are closed and the driver’s door is unlocked. Press the START button on the remote start transmitter two (2) times within three (3) seconds. The vehicle’s parking lights should flash and the vehicle’s horn should honk six (6) times. The vehicle should not start with the driver’s door unlocked.

4. ACTIVATION WITH DOOR OPEN – Ensure the Access key is removed from the vehicle and the engine hood and rear gate are closed. Open the driver’s door and press the START button on the remote start transmitter two (2) times within three (3) seconds. The vehicle’s parking lights should flash and the vehicle’s horn should honk six (6) times. The vehicle should not start with any door or rear gate opened.

5. HOOD SAFETY SWITCH – Open the engine hood and activate the remote engine start. The vehicle’s parking lights should flash and the vehicle’s horn should honk two (2) times. The vehicle should not start when the hood safety switch is activated.

6. HEATER / A/C FUNCTION – With the Access key inside the vehicle, press the ENGINE START/STOP button on the dashboard two (2) times to turn ON the ignition. Preset the vehicle’s heater or air conditioning to the ON position. Press the ENGINE START/STOP button on the dashboard one (1) time to turn OFF the ignition and remove the Access key from the vehicle. Activate the remote engine start and verify that the heater or air conditioning turns on to the preset setting for manual climate controlled vehicles or turns to the “Full Auto” setting for electronic climate control vehicles.

7. 15 MINUTE RUN TIME – Activate the remote engine start and allow the system to run for the 15 minute preset run time. The remote engine start should shut down after 15 minutes (+/- 10 seconds).

TRANSMITTER FUNCTIONALITY VERIFICATION – Activate the remote engine start using both of the supplied single button remote start transmitters.

9. ACCESS KEY (Factory transmitter) VERIFICATION – Activate the remote engine start using an Access key by pressing the LOCK button two (2) times within two (2) seconds and then pressing and holding the LOCK button for three (3) seconds until the parking lights flash.

 

TRANSMITTER PROGRAMMING

1. Open the driver’s door and enter the vehicle. The driver’s door must remain open throughout the entire programming process. Ensure all other vehicle doors, the engine hood and trunk are closed.

2. Verify that the transmission shifter is in the ย“parkย” position.

3. Turn the ignition “ON” then “OFF”, “ON” then “OFF”, “ON” then “OFF”, then back “ON” and leave on throughout the entire programming process. (Turn ON the ignition by pressing the Engine Start/Stop button on the dashboard two (2) times with an Access Key inside the vehicle. Do not press the brake pedal or the engine will start.) (ON/OFF ignition cycles must be completed within twenty (20) seconds.)

4. The system will flash the side marker lights, taillights and parking lights and honk the horn three (3) times indicating that the system has entered transmitter learn mode.

5. Press and hold the button on the transmitter to be learned for three (3) seconds until the system flashes the side marker lights, taillights and parking lights and honks the horn one (1) time, indicating that the system has learned the transmitter. Release the button. Upon successful programming, the remote start transmitter may flash/beep one (1) time.

6. Repeat step five (5) for additional transmitters. The system will accept up to eight (8) transmitters.

7. Turn the ignition OFF to exit transmitter learn mode.

8. Return to SECTION 11 to perform the POST INSTALLATION CHECKLIST.

NOTE: The system will exit the transmitter learn mode if the ignition is turned OFF, the driver’s door is closed or thirty (30) seconds of inactivity.

 


H001SXC200

https://techinfo.subaru.com/stis/doc/accInstallGuide/H001SXC200%20Push%20Start%20RES%20IxI%20-%204281053_ENG_FRN_Rev%20-.pdf
https://static.oemdtc.com/AccessoryInstallationGuide/H001SXC200.pdf

 


 

Bestseller No. 1
Start-X Remote Starter Kit for Subaru Legacy and Outback (2010, 2011, 2012, 2013, 2014) Vehicles | Key Ignition | Plug & Play Install | Lock 3X to Remote Start | Zero Wire Splicing
  • ๐——๐—œ๐—ฌ ๐—ฟ๐—ฒ๐—บ๐—ผ๐˜๐—ฒ ๐˜€๐˜๐—ฎ๐—ฟ๐˜ ๐—ธ๐—ถ๐˜: Add remote start functionality to your vehicle for a fraction of the cost. Enjoy a comfortable driving experience from the start by pre-heating and defrosting your windshield in the winter or cooling down your vehicle before entering in the summer.
  • ๐—ฉ๐—ฒ๐—ต๐—ถ๐—ฐ๐—น๐—ฒ ๐—ฐ๐—ผ๐—บ๐—ฝ๐—ฎ๐˜๐—ถ๐—ฏ๐—ถ๐—น๐—ถ๐˜๐˜†: SubarueBay logo Legacy and Outback (2010, 2011, 2012, 2013, 2014) models with key ignition.
  • ๐—ฉ๐—ฒ๐—ต๐—ถ๐—ฐ๐—น๐—ฒ ๐—ฟ๐—ฒ๐—พ๐˜‚๐—ถ๐—ฟ๐—ฒ๐—บ๐—ฒ๐—ป๐˜๐˜€: This kit is designed for key blade ignition vehicles only. Not compatible with push-to-start vehicles. Gas and automatic transmission only. Factory remote required. Some vehicle disassembly may be required; see installation guide for details. As a safety precaution, vehicle will shut down when door is opened; vehicle must be restarted before driving.
  • ๐—จ๐˜€๐—ฒ ๐˜†๐—ผ๐˜‚๐—ฟ ๐—ณ๐—ฎ๐—ฐ๐˜๐—ผ๐—ฟ๐˜† ๐—ฟ๐—ฒ๐—บ๐—ผ๐˜๐—ฒ: Start your vehicle by pressing lock 3X on your existing OEM key fob. Press lock 3X again to turn off vehicle. Factory remote required โ€“ no remote is included in this kit. The distance you can remote start from is the same distance you can lock/unlock your vehicle. Increase your remote start distance with a Start-X range extender kit (sold separately).
  • ๐—ข๐—ฝ๐˜๐—ถ๐—ผ๐—ป๐—ฎ๐—น ๐—ฟ๐—ฒ๐—บ๐—ผ๐˜๐—ฒ ๐—ฟ๐—ฎ๐—ป๐—ด๐—ฒ ๐—ฒ๐˜…๐˜๐—ฒ๐—ป๐—ฑ๐—ฒ๐—ฟ ๐—ธ๐—ถ๐˜: Increase your remote start distance up to half a mile. Includes two separate remotes used to start your vehicle in place of your OEM key fob. Available in 1-way (up to 2000-feet) and 2-way (up to 3000-feet) systems.
Bestseller No. 2
Start-X Remote Starter Kit for Subaru Forester (2019, 2020, 2021), Legacy (2018-2019), and Outback (2018-2019) Vehicles | Push-to-Start Ignition | Plug & Play Install | Zero Wire Splicing
  • ๐——๐—œ๐—ฌ ๐—ฟ๐—ฒ๐—บ๐—ผ๐˜๐—ฒ ๐˜€๐˜๐—ฎ๐—ฟ๐˜ ๐—ธ๐—ถ๐˜: Add remote start functionality to your vehicle for a fraction of the cost. Enjoy a comfortable driving experience from the start by pre-heating and defrosting your windshield in the winter or cooling down your vehicle before entering in the summer.
  • ๐—ฉ๐—ฒ๐—ต๐—ถ๐—ฐ๐—น๐—ฒ ๐—ฐ๐—ผ๐—บ๐—ฝ๐—ฎ๐˜๐—ถ๐—ฏ๐—ถ๐—น๐—ถ๐˜๐˜†: SubarueBay logo Forester (2019, 2020, 2021), Legacy (2018, 2019), and Outback (2018, 2019) models with push-to-start ignition. Not compatible with Canadian vehicles.
  • ๐—ฉ๐—ฒ๐—ต๐—ถ๐—ฐ๐—น๐—ฒ ๐—ฟ๐—ฒ๐—พ๐˜‚๐—ถ๐—ฟ๐—ฒ๐—บ๐—ฒ๐—ป๐˜๐˜€: This kit is designed for push-to-start ignition vehicles only. Not compatible if you start the vehicle by turning a key blade. Gas and automatic transmission only. Factory remote required. Some vehicle disassembly may be required; see installation guide for details. As a safety precaution, vehicle will shut down when door is opened; vehicle must be restarted before driving. Windows PC is required to complete installation.
  • ๐—ช๐—”๐—ฅ๐—ก๐—œ๐—ก๐—š: 2022-2023 Forester models will lose the ability to unlock vehicle by pressing the unlock button when vehicle is remote started. You will need to physically insert the key to unlock. For all other vehicles, the OEM remote button will work to unlock.
  • ๐—จ๐˜€๐—ฒ ๐˜†๐—ผ๐˜‚๐—ฟ ๐—ณ๐—ฎ๐—ฐ๐˜๐—ผ๐—ฟ๐˜† ๐—ฟ๐—ฒ๐—บ๐—ผ๐˜๐—ฒ: Start your vehicle by pressing lock 3X on your existing OEM key fob. Press lock 3X again to turn off vehicle. Factory remote required โ€“ no remote is included in this kit. The distance you can remote start from is the same distance you can lock/unlock your vehicle. Increase your remote start distance with a Start-X range extender kit (sold separately).
Bestseller No. 3
MPC Remote Start Kit Compatible with Subaru Legacy 2020-2025 || 2X 1-Button Long Range Remotes || Plug and Play || No Wire Splicing || USA Tech Support
  • WHAT'S INCLUDED - Complete remote start system compatible with SubarueBay logo Legacy 2020-2025. Package includes RF antenna with (2) one-button remotes (3,000 ft. range), plug-in remote start interface, and T-Harness. Preconfigured with the correct setup for your vehicle during installation. All required components are included. NOTE: Automatic Transmission ONLY.
  • FEATURES - Start or stop your engine and control door locks from up to 3,000 ft. away using (2) ultra-compact 1-button transmitters. Maintains entry and security functions while the vehicle is running.
  • EASY PLUG-IN INSTALLATION - Utilizes a plug-in T-harness that eliminates manual wire connections. Installation is simple and includes plug-and-play connections. We supply detailed instructions with connector locations for a smooth install. Adding optional features may require extra wiring. Someone with basic 12-volt electronics experience can typically install this kit successfully.
  • OPTIONAL - Smartphone app interface module available separately (shipping limited to the continental U.S.).
  • MPC TECHNICAL SUPPORT - United States, Tucson, AZ. Several different methods of support available. QR code instructions included to ensure the most up to date information.
Bestseller No. 4
Subaru 2015-2018 Legacy & Outback Remote Start w/Push Start - H001SAL101 - Genuine OEM
  • Remote engine start kit for 2015-2016 Legacy or Outback
  • H001SAL101 x1
  • Allows vehicle to be started at the push of a button from outside the vehicle
  • Only compatible with automatic transmission vehicles.
  • Smart Engine Start works in conjunction with the Keyless Access and Push button Start System.
Bestseller No. 5
MPC Remote Start Kit Compatible with Subaru Outback 2020-2025 || Phone App Control Included || Plug and Play || No Wire Splicing || USA Tech Support
  • WHAT'S INCLUDED - Complete remote start system compatible with SubarueBay logo Outback 2020-2025. Package includes a smartphone control module, plug-in start interface, and T-Harness. Preconfigured for your vehicle for easy setup. All components required for installation are included. NOTE: Automatic Transmission ONLY.
  • FEATURES - Smartphone control lets you start your vehicle from your mobile device; also works with the factory remote by pressing the lock button three times. App features include Lock/Unlock, Security, GPS Tracking, Trip History, and Breadcrumbing. Includes a FREE 30-day app service trial; service plan required for operation and available Monthly, or in 1-Year, 3-Year, and 5-Year options.
  • EASY PLUG-IN INSTALLATION - Utilizes a plug-in T-harness that eliminates manual wire connections. Installation is simple and includes plug-and-play connections. We supply detailed instructions with connector locations for a smooth install. Adding optional features may require extra wiring. Someone with basic 12-volt electronics experience can typically install this kit successfully.
  • OPTIONAL - Remotes: 1-Way and 2-Way, LCD 1-Mile Range (Sold Separately)
  • MPC TECHNICAL SUPPORT - United States, Tucson, AZ. Several different methods of support available. QR code instructions included to ensure the most up to date information.

Last update on 2026-06-14 / Affiliate links / Images from Amazon Product Advertising API


 

 


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