iRacing News

This is a 2024 Season 4 Patch Release that contains some impactful updates and needed fixes for issues.


iRACING:
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Account Management
iRacing now supports 2-factor authentication (2FA) using Time-based One-Time Passwords (TOTP).
This can be configured in the Security section of Account Management (https://oauth.iracing.com/accountmanagement/security/).
The Support articles below explain how to set this up for your account.

• How do I set up 2-factor authentication?
  
• https://support.iracing.com/support/solutions/articles/31000173750-how-do-i-set-up-2-factor-authentication
  
• How do I disable 2-factor authentication?
  
• https://support.iracing.com/support/solutions/articles/31000173893-how-do-i-disable-2-factor-authentication
  
• Enabling or Disabling Legacy Read Only Authentication
  
• https://support.iracing.com/support/solutions/articles/31000173894-enabling-or-disabling-legacy-read-only-authentication
  
• What do I do if I have lost my 2-factor Authentication device?
  
• https://support.iracing.com/support/solutions/articles/31000173895-what-do-i-do-if-i-have-lost-my-2-factor-authentication-device
  

3rd Parties using /data API
If you are currently scraping the /data API, please see this post about how this affects you.
https://forums.iracing.com/discussion/comment/584862/#Comment_584862

iRacing Companion App
Only versions of the iRacing Companion App that support 2FA will be functional after today’s release (v1.9.3 or newer). If you get an authentication error in the Companion App, be sure to go to your app store and download the latest and greatest version of the iRacing Companion App to continue using it (v1.9.6).



SIMULATION:
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Physics
For a variety of vehicle classes, fixed an issue where having a small amount of vehicle damage and encountering a minor ground snag could trigger an aerodynamics calculation cascade resulting in an unauthorized moon launch. The vehicles fixed with this aerodynamic update include:
- - All GT4 Class Cars
- - All TCR Class Cars
- - FIA F4
- - Toyota GR86

Race Control
Fixed an issue where a Race would fail to start if the entire field was starting from the pits.
- - This was just a communication issue between iRacing track officials, Barney, Legendary Flagman, and Fred, Flawless Wheelman.

Heat Racing
Fixed an issue that could crash RaceServers if no Heat Sessions were actually setup during a Heat Racing Event.

Graphics
The texture loading algorithm has been updated for improved processing.
Fixed a memory leak in the particle effects system.



CARS:
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Dallara IR18
Fixed a competition issue where the amount of P2P available for use during an event could be reset if the driver’s internet connection was unstable.

Ford Mustang GT3
For the damage model, wheel mounts have been slightly strengthened.

Mini Stock
For the damage model, the allowable rear suspension hyperextension distance has been reduced.

Super Formula SF23
Fixed a competition issue where the amount of P2P available for use during an event could be reset if the driver’s internet connection was unstable.



TRACKS:
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Cadwell Park Circuit
The off-track surface properties at the exit of the final two corners have been updated to behave more like grass than pavement.
Fixed an issue where some pit entry tire barriers were only partially solid objects.

Circuit de Spa-Francorchamps
(2024 Configs) - The normal pace lap starting grid position has been moved to the straight after Pouhon.

Road America
Track surface bumpmap has been regenerated.
Signage and bridge textures have been updated.
Terrain colors have been updated to better match the grasses.

This release is a Hotfix that contains important fixes and some additional updates for the 2024 Season 4 Patch 2 Release.


SIMULATION:
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iRacing Weather System
For Forecasted Weather Mode, fixed an issue where cloud cover and rain predictions were being calculated incorrectly in the short term.
- - This fixes an issue where the Spotter would continually call out upcoming weather changes incorrectly. Please be advised that your Spotter is not a meteorologist - he’s just doing the best he can.

Heat Racing
Fixed an issue where the track surface temperature could spike an extra 45°F if a Session within a Heat Racing event was skipped. This is not what was meant by “heat” racing!

Graphics
Fixed an issue with rain-enabled car windshields where extremely dramatic and opaque sunspot shines or shadow flares could appear on the glass.
Fixed an issue where chrome and brushed wheels could appear black in interface images.
Fixed an issue where some cars appeared to have lost their windshield glass in the paint shop.

Audio
Improved the sounds for rumble saw-tooth curbs.
Fixed an issue where many engine starter sounds would fail to play.

Telemetry
Some values for the Push-to-Pass system (P2P) have been added to telemetry.
- - P2P_Count = Displays the total number of seconds of P2P remaining.
- - P2P_Status = Displays if the P2P system is active.


CARS:
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Lotus 49
The brake bias adjustment increment has been reduced from 0.5% to 0.25%.

McLaren 720S GT3 EVO
Aerodynamic drag has been increased slightly, clutch inertia has been increased, and engine inertia has been decreased to match information from McLaren.

NASCAR Cup Series Toyota Camry
For the damage model, fixed an issue with the attachment points for the front fenders.

NASCAR Cup Series Next Gen Ford Mustang
Adjusted the lighting properties on the metallic nose strip.

NASCAR Xfinity Ford Mustang
Adjusted the lighting properties on the metallic nose strip.


TRACKS:
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Daytona International Speedway
(Road Course) - The slowdown penalty at the first left curb in the Bus Stop has been relaxed slightly. Drivers now need 2 tires in the grass at the center of the apex to trigger the slowdown penalty.

Hockenheimring Baden-Württemberg
For all configs that use the main pit lane, the safe entry rule has been tightened up. Cars now must clear the racing surface before the green painted area.

Watkins Glen International
Some missing water drains have been added.

This release is a Patch that contains fixes and updates for the 2024 Season 4 Release.


SIMULATION:
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Connectivity
Fixed an issue with the Ping Server for systems with both IPv4 and IPv6.

Physics
The amount of natural clutch bite variance has been reduced.

iRacing Weather System
Fixed an issue where a significant temperature change occurred at exactly 4 hours and 6 minutes into any Session using Static Weather.
Fixed an issue where a dirt texture appeared on windshield banners whenever it was raining.

Official Racing
Fixed an issue with the Distributed Splits Algorithm where the Race Scheduler occasionally failed to use the new split-forming algorithm and instead fell back to the original version.

Dirt Racing
Fixed a visual issue where opponent vehicles could appear to have the incorrect wheel stiffness.

Graphics
Fixed an issue where dirt was not being cleared properly on rain-enabled cars.
A variety of vehicles have had their footwells darkened.
Fixed an issue with some car paint schemes where the windshield could appear to be color-tinted.

Audio
Some rain sounds have been reverted back to .WAV format.
- - An issue was noticed with some rain sounds causing a pulsing sound - we will investigate.

Pits
Fixed an issue where Lollipop Guy could appear to have some visual popping as you changed camera distances from him.


CARS:
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[Legacy] NASCAR Xfinity Class Cars
Fixed an issue where opponent cars were always invisible. They were trying an experimental new type of stealth racing - it did not go well.

Aston Martin Vantage GT4
For the damage model, fixed an issue where some rear pieces were missing at certain camera distances.

BMW M4 G82 GT4
Mirrors have been reordered to match the BMW M4 GT3.
Paint pattern texture files have been updated for better number board placement for non-official paint schemes.
Fixed a texture issue with the specular map.

Dallara IR18
Anti Roll Bars may no longer be adjusted while the vehicle is actively cornering.
iRacing setups have been updated.

Dirt Mini Stock
Tire wear rate has been reduced.
Tire Pressure Min/Max values have been constrained further to work great for both asphalt and dirt tracks (10/20psi left and right).
Visor tear-off may now be bound to a hotkey for this car.
The windshield tear-off option has been removed from the Black Box.
Windshield shaders have been updated.
Fixed an issue where the steering column was invisible.

Ferrari 296 GT3
Fixed an issue where the engine could stall during a spin.
IMSA logos have been updated for improved clarity.

Ford Mustang FR500S
Fixed an issue where some wiper animations could look floppy.

Ford Mustang GT3
A flaming hot new paint pattern is now available for this car.

Hyundai Elantra N TCR
Chassis texture has improved white balance for the latest PBR shaders.

Hyundai Veloster N TCR
Chassis texture has improved white balance for the latest PBR shaders.

Ligier JS P320
Fixed an issue with some cockpit reflections during rainy weather.

McLaren 720S GT3 EVO
Improved in-car engine sounds and added new transmission and drivetrain sounds.
Patched a space where you could partly see through the bodywork from the cockpit.
Windshield wiper animation splines have been updated.
Number location has been adjusted slightly to help center numbers in the number board.
The IMSA Leaderboard panels have been added to the interface models where appropriate.
Camber has been added to the UI model to match the suspension shown.

Mini Stock
Tire wear rate has been reduced.
The windshield tear-off option has been added to the Black Box.
Paint pattern texture files have been updated for improved placement of rear sponsors.
Windshield shaders have been updated.
Fixed an issue where the steering column was invisible.
Fixed an issue where the right-rear tire hub was missing at close camera distances.

[Legacy] Dallara DW12
Anti Roll Bars may no longer be adjusted while the vehicle is actively cornering.


TRACKS:
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Cadwell Park Circuit
Fixed an issue where brake markers could disappear at lower graphics settings.

Circuit de Spa-Francorchamps
Barney, Legendary Flagman, has arrived at this version of the track! He was stuck in the past version of the track, and had to practice advanced chronomancy to get here.
(Grand Prix Pits) - A placeholder wall from the pit entrance has been removed.
(Bike) - Paint lines have been added to better define the alternate Turn 9.
A missing sausage curb has been found and installed at Turn 1.
Some missing grasscrete has been added to Turn 13 and Turn 14.
Fixed an issue where colored surface paint could disappear on lower graphics settings.
The ferris wheel is now fully animated and lit!
Fixed an issue with grass growing on the green drainage channel.
Some trees have been added to the areas around Bruxelles.
Patched a few holes in the terrain.
Some terrain colors have been improved.
The color of drains near curbs have been updated.
The loading screen image has been updated.

Homestead Miami Speedway
(Road Course A & B) - Fixed an issue where some brake markers disappeared with Objects Detail set to "Low".

Knockhill Racing Circuit
Fixed an issue where it could rain inside the pit garage.

Lånkebanen (Hell RX)
Fixed a critical issue where this track was failing to load.
- - The root cause of this issue was related to a speaker playing the newly encoded environment sounds found inside a bush at this track.

See the full release notes below, or on the iRacing Forums here:
https://forums.iracing.com/discussion/67534/2024-season-4-patch-1-release-september-9th-0900edt-1300utc#latest


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This release is a Patch that contains fixes and updates for the 2024 Season 4 Release.
This release also contains the full release of the McLaren 720S GT3 EVO!


SIMULATION:
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iRacing Weather System
- The telemetry output for current precipitation has been updated to use the actual rainfall at start/finish.

Graphics
- Fixed an issue where the reflective materials on cones and other instanced (duplicated) track side objects were not receiving light correctly from vehicle headlights.
- Fixed an issue where some thin lines could be seen floating above some trees.

Replay
- Fixed an issue where smoke particles could remain in the world when scrubbing through a replay.

Controls
- Simucube API has been updated.
- Conspit API has been updated.


CARS:
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NASCAR Cup Series Next Gen Class Cars
- iRacing setups have been updated.

NASCAR Xfinity Class Cars
- Dashboard is now backlit on opponent cars.
- iRacing setups have been updated.

TCR Class Cars
- Fixed an issue where tire types were not able to be changed during Fixed Setup Sessions.

BMW M4 G82 GT4
- In-car engine sounds have been significantly improved.
- Updated the damage and dirt decal texture layers.
- Fixed an “unplayable” issue with a mirrored logo on the front grill.

Dallara IR18
- P2P is now available for use for up to 15 seconds at Detroit Grand Prix at Belle Isle and WeatherTech Raceway Laguna Seca.

Dirt Mini Stock
- iRacing setups have been updated.

Ford Mustang FR500S
- Footwell has been darkened.

Ford Mustang GT3
- Corrected an issue with the wheel hub orientation.

Indy Pro 2000 PM-18
- iRacing setups have been updated.

Lamborghini Huracán GT3 EVO
- Fixed an issue where if the IMSA branding was selected for use, one of the pit crew members forgot to remove the windshield sunshade, making it rather challenging to drive.

McLaren 720S GT3 EVO
- NEW CAR!
- - The McLaren 720S GT3 EVO, a new Sports Car, is now available for purchase and racing!
- - Since 2019, the McLaren 720S GT3 has proven itself one of the world's most competitive GT3 platforms. That success only continued in 2023 with the introduction of the 720S GT3 EVO, which improved upon the car's aerodynamics, suspension, overall balance, and other key elements. The 720S GT3 EVO is a popular customer car the world over. After a long-standing association with the McLaren brand at both its automotive dealerships and in the GT4 class, Pfaff Motorsports brought the car to IMSA's GTD Pro class for the 2024 season for the first time. The team scored its first podium with the 720S GT3 EVO at WeatherTech Raceway Laguna Seca in May, adding to the long history of McLaren GT3s running up front the world over.
- - Owners of the McLaren MP4-12C GT3 at the time of this Patch deployment will receive iRacing Credits as compensation for the release of this newer version of the car. Compensation is based on how long ago a customer purchased the McLaren MP4-12C GT3, and is as follows:
- - - - 0-90 days = 100% price compensation
- - - - 91-180 days = 75% price compensation
- - - - 181-365 days = 50% price compensation
- - - - 366+ days = no compensation
- - The original McLaren MP4-12C GT3 is now [Legacy] content.
- AI Racing is available with this car!
- This car is rain-racing ready!

Mercedes-AMG W12 E Performance
- Fixed an issue where the rear tires could appear transparent at certain camera distances.

Renault Clio R.S. V
- Footwell has been darkened.

Street Stock - Panther C1
- Car body textures have been updated to better match the style of the Casino M2 and the Eagle T3.

[Legacy] McLaren MP4-12C GT3
- With the release of the McLaren 720S GT3 EVO, the McLaren MP4-12C GT3 has now become [Legacy] content.
- This vehicle will no longer appear in Official Series.
- This vehicle’s price has been lowered to $2.95 for direct iRacing customers.


TRACKS:
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Cadwell Park Circuit
- Fixed an issue where a practical joker had placed the brake marker blocks in the wrong order leading into Park corner (Turn 4).
- A duplicating cat has been consolidated into a single cat. Can you find him now?

Circuit de Spa-Francorchamps
- Track surface bumpmap has been regenerated, and an especially nasty bump at the Chicane has been steam-rolled.
- The Chicane escape road slowdown penalty has been increased.
- Cones have been added to block pit entries while they are not in use.
- Some missing brake markers have been added.
- Removed some phantom collision zones from some tire barriers.
- Positioned the grandstands on the terrain better, and improved the rocky walls.
- A variety of night textures have been updated.
- Some tree branches that were poking out onto the track have been trimmed back.
- Fixed an issue where some trees were receiving double lighting.
- Fixed an issue with some protruding grass terrain polygons.

Circuit Zolder
- Increased the slowdown penalty at Villeneuve Chicane if you cut the gravel trap. Don’t do it.

This Patch Release contains a variety of updates and fixes for the 2024 Season 3 Release.


[h2]iRACING:
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My Account
For the My Account page, improved the button labels for Manage my Credentials and Manage My Subscription.

Security
All user credential management, such as email and password changes, are now handled through the iRacing OAuth Account Management site. This is accessible through the Account menu item in the helmet menu of iRacing and iRacing Web.


[h2]SIMULATION:
[/h2]--------------------------------------------------------------
AI Racing
AI Drivers have improved their rain racing lines at several tracks.

Physics
Fixed an issue where a vengeful blue pit lane cone or other trackside objects could sometimes reappear stuck on your roof, windshield, or face after they had been knocked out of position. We believe the blue cone picked up this habit after too many hours playing Half-Life.
Some physics crash-to-desktop logs have been updated.

Active Reset
The ability to enable/disable the Active Reset sounds has been added.
- - A new entry, "activeResetCueDisabled" has been added to the app.ini file. To mute all Active Reset sounds, set this value to "1". To enable all Active Reset Sounds, set this value to "0" (default).

Controls
360 Hz mode is now fully enabled for Simagic wheels. Your wheel needs to be on the latest drivers and firmware.
Support for vibrations of Conspit pedals has been added.
- - You can turn this on/off with the “vibrate pedal and rim” checkbox in the “Misc. Options” tab.


[h2]CARS:
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BMW M4 GT3
Fixed an issue where the display was not showing what tire type is on the car.

Dirt Late Model
(Pro) - Tire wear has been updated.

Ligier JS P320
For the damage model, the stiffness of detached rear wing and engine cover pieces has been reduced.

Sprint Car
For the damage model, raised the leading edge of the nose hull and the edges of the body hull near the rear wheels to reduce the likelihood of grounding behavior.
iRacing setups have been updated.


[h2]TRACKS:
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Mount Panorama Circuit
Fixed an issue with an invisible solid object lurking on pit road.