# Latest **URL:** https://forums.ipg-automotive.com/latest.md [Latest](https://forums.ipg-automotive.com/latest.md) · [Categories](https://forums.ipg-automotive.com/categories.md) · [Tags](https://forums.ipg-automotive.com/tags.md) --- ## [Welcome to IPG Automotive Forums](https://forums.ipg-automotive.com/t/welcome-to-ipg-automotive-forums/7)
**Author:** [@system](https://forums.ipg-automotive.com/u/system)\ **Replies:** 0\ **Last updated:** [11 March 2021 13:40 UTC](https://forums.ipg-automotive.com/t/welcome-to-ipg-automotive-forums/7 "2021-03-11T13:40:13Z")
This is a Civilized Place for Public Discussion Please treat this discussion forum with the same respect you would a public park. We, too, are a shared community resource — a place to share skills, knowledge and intere… --- ## [Issues with OpenDRIVE file in CarMaker (broken connections & jitter)](https://forums.ipg-automotive.com/t/issues-with-opendrive-file-in-carmaker-broken-connections-jitter/2103)
**Author:** [@ShawnHuang](https://forums.ipg-automotive.com/u/ShawnHuang)\ **Replies:** 0\ **Last updated:** [14 July 2026 10:10 UTC](https://forums.ipg-automotive.com/t/issues-with-opendrive-file-in-carmaker-broken-connections-jitter/2103 "2026-07-14T10:10:35Z")
Hello, NW.xodr(two links with junction) jitter.video I am currently working on converting map data into the OpenDRIVE format. The files have successfully passed validation using both Agility3’s validator and qc‑opendr… --- ## [Direct Suspension](https://forums.ipg-automotive.com/t/direct-suspension/2041)
**Author:** [@fcm.user\_26](https://forums.ipg-automotive.com/u/fcm.user_26)\ **Replies:** 1\ **Last updated:** [8 July 2026 15:54 UTC](https://forums.ipg-automotive.com/t/direct-suspension/2041 "2026-07-08T15:54:50Z")
Hello, I try to create a Direct Suspension in IPGKinematics, but I face some problems. First of all, there is no rocker and no stabilzer. I select None for Stabilizer Bar Fixing and Pull-/Pushrod Fixing (because there i… --- ## [Integrating Physical Brake Hardware with CarMaker via Vector VT System](https://forums.ipg-automotive.com/t/integrating-physical-brake-hardware-with-carmaker-via-vector-vt-system/2098)
**Author:** [@Pedro](https://forums.ipg-automotive.com/u/Pedro)\ **Replies:** 0\ **Last updated:** [29 June 2026 14:46 UTC](https://forums.ipg-automotive.com/t/integrating-physical-brake-hardware-with-carmaker-via-vector-vt-system/2098 "2026-06-29T14:46:40Z")
We are currently working on test bench using IPG CarMaker integrated with Vector CANoe and the VT System. I am glad to report that the basic communication interface between CarMaker and the VT System is already successfu… --- ## [Co-Simulation Issue between IPG/Carmaker for Simulink with FMU](https://forums.ipg-automotive.com/t/co-simulation-issue-between-ipg-carmaker-for-simulink-with-fmu/2095)
**Author:** [@sara\_leal](https://forums.ipg-automotive.com/u/sara_leal)\ **Replies:** 0\ **Last updated:** [22 June 2026 09:27 UTC](https://forums.ipg-automotive.com/t/co-simulation-issue-between-ipg-carmaker-for-simulink-with-fmu/2095 "2026-06-22T09:27:23Z")
Hi, I am reaching out to request technical guidance regarding a critical solver/ integration issue I am encountering when replacing an external battery model via FMI into CarMaker for Simulink. Despite consulting the st… --- ## [Vehicle dose not accelerated after reaching 40kmph even if throttle is full](https://forums.ipg-automotive.com/t/vehicle-dose-not-accelerated-after-reaching-40kmph-even-if-throttle-is-full/2092)
**Author:** [@fcm.user\_26](https://forums.ipg-automotive.com/u/fcm.user_26)\ **Replies:** 1\ **Last updated:** [15 June 2026 10:40 UTC](https://forums.ipg-automotive.com/t/vehicle-dose-not-accelerated-after-reaching-40kmph-even-if-throttle-is-full/2092 "2026-06-15T10:40:45Z")
I am trying to run a acceleration condition with our teams vehicle. Everything runs as expected till the vehicle hits 40kmph after which the throttle remains 20% for a while and suddenly reached 100%.Even though the thro… --- ## [Integrating FMU Model in CarMaker with Simulink co-simulation](https://forums.ipg-automotive.com/t/integrating-fmu-model-in-carmaker-with-simulink-co-simulation/2090)
**Author:** [@sara\_leal](https://forums.ipg-automotive.com/u/sara_leal)\ **Replies:** 0\ **Last updated:** [11 June 2026 09:34 UTC](https://forums.ipg-automotive.com/t/integrating-fmu-model-in-carmaker-with-simulink-co-simulation/2090 "2026-06-11T09:34:03Z")
Dear CarMaker Team, I am running into an issue using an FMU plug-in for the HV Battery model class together with CarMaker for Simulink, and would appreciate your guidance. I have developed a HV battery model in Simulin… --- ## [Driver Adapation for AWD car](https://forums.ipg-automotive.com/t/driver-adapation-for-awd-car/2089)
**Author:** [@Seb03](https://forums.ipg-automotive.com/u/Seb03)\ **Replies:** 0\ **Last updated:** [9 June 2026 15:51 UTC](https://forums.ipg-automotive.com/t/driver-adapation-for-awd-car/2089 "2026-06-09T15:51:33Z")
I have encountered an issue with the driver adaption for an AWD car. In the rules for FSUK 2026 for the LTS it states that also AWD cars need to be run with the driver adapation setting ‚ --- ## [Driver adaption for AWD car](https://forums.ipg-automotive.com/t/driver-adaption-for-awd-car/2088)
**Author:** [@Seb03](https://forums.ipg-automotive.com/u/Seb03)\ **Replies:** 0\ **Last updated:** [9 June 2026 15:44 UTC](https://forums.ipg-automotive.com/t/driver-adaption-for-awd-car/2088 "2026-06-09T15:44:10Z")
I have encountered an issue with the driver adaption for AWD cars. According to the FSUK 2026 rules the ‚Driveline kind’ setting for the driver adapation always needs to be set to RWD. However, whenever I adapt an AWD ca… --- ## [How to fix rearmost point of the vehicle to Fr1/FrD?](https://forums.ipg-automotive.com/t/how-to-fix-rearmost-point-of-the-vehicle-to-fr1-frd/2080)
**Author:** [@DevT](https://forums.ipg-automotive.com/u/DevT)\ **Replies:** 0\ **Last updated:** [1 June 2026 10:24 UTC](https://forums.ipg-automotive.com/t/how-to-fix-rearmost-point-of-the-vehicle-to-fr1-frd/2080 "2026-06-01T10:24:55Z")
The graphic in the Vehicle Data Set Editor shows the rearmost point of my vehicle far away from Fr1 or Design Frame (FrD). I have attached a picture below, where my vehicle’s rearmost point is far from the Fr1!!! How to … --- ## [Issue building FSAI FCM](https://forums.ipg-automotive.com/t/issue-building-fsai-fcm/2067)
**Author:** [@IJordano478](https://forums.ipg-automotive.com/u/IJordano478)\ **Replies:** 6\ **Last updated:** [30 April 2026 09:28 UTC](https://forums.ipg-automotive.com/t/issue-building-fsai-fcm/2067 "2026-04-30T09:28:59Z")
As title says, I can’t perform the initial build.sh of the FS\_autonomous package. I have attached below an output of the build. There seems to be an issue finding several of the core library packages, however I don’t kno… --- ## [Bushing coordinate mismatch in Kinematics (LTS 2026 Geometries)](https://forums.ipg-automotive.com/t/bushing-coordinate-mismatch-in-kinematics-lts-2026-geometries/2061)
**Author:** [@fcm.user\_26](https://forums.ipg-automotive.com/u/fcm.user_26)\ **Replies:** 1\ **Last updated:** [23 April 2026 13:05 UTC](https://forums.ipg-automotive.com/t/bushing-coordinate-mismatch-in-kinematics-lts-2026-geometries/2061 "2026-04-23T13:05:47Z")
Hi, I’m new to Carmaker and have run into some errors that I’d like some help with. I was running IPGKinematics on the rear suspension geometries provided for the LTS 2026 competition and noticed a consistent warning du… --- ## [Custom HV Battery Model for hybrid endurance racing applications using "Simulink Plug-In"](https://forums.ipg-automotive.com/t/custom-hv-battery-model-for-hybrid-endurance-racing-applications-using-simulink-plug-in/2065)
**Author:** [@sara\_leal](https://forums.ipg-automotive.com/u/sara_leal)\ **Replies:** 0\ **Last updated:** [15 April 2026 13:06 UTC](https://forums.ipg-automotive.com/t/custom-hv-battery-model-for-hybrid-endurance-racing-applications-using-simulink-plug-in/2065 "2026-04-15T13:06:30Z")
Hello ! As part of my MSc Research Project, I am focused on developing and integrating an HV Battery Model with implemented controller techniques for hybrid endurance racing applications (LMDh) into IPG CarMaker environ… --- ## [Reference Manual Steering Axis](https://forums.ipg-automotive.com/t/reference-manual-steering-axis/2048)
**Author:** [@moraveji](https://forums.ipg-automotive.com/u/moraveji)\ **Replies:** 2\ **Last updated:** [18 March 2026 15:19 UTC](https://forums.ipg-automotive.com/t/reference-manual-steering-axis/2048 "2026-03-18T15:19:20Z")
This is an edited version of my post from yesterday. I have trouble with understanding (EQ 84) of the reference manual (version 13). What is the meaning of power 2 in the denominator? How to calculate the numerator to… --- ## [CarMaker Office, CockpitPackage Standard](https://forums.ipg-automotive.com/t/carmaker-office-cockpitpackage-standard/2049)
**Author:** [@ht\_woo](https://forums.ipg-automotive.com/u/ht_woo)\ **Replies:** 0\ **Last updated:** [11 March 2026 22:47 UTC](https://forums.ipg-automotive.com/t/carmaker-office-cockpitpackage-standard/2049 "2026-03-11T22:47:10Z")
Hello, I am currently on CarMaker Office 14.1.1. I am currently trying to connect a generic game console controller(ps4) to test out the CockpitPackage. I have managed to configure the buttons for the pedal and steerin… --- ## [Python API Questions](https://forums.ipg-automotive.com/t/python-api-questions/2047)
**Author:** [@rbaiju151](https://forums.ipg-automotive.com/u/rbaiju151)\ **Replies:** 0\ **Last updated:** [9 March 2026 18:03 UTC](https://forums.ipg-automotive.com/t/python-api-questions/2047 "2026-03-09T18:03:37Z")
Hello all, I am part of a Formula Student team and am currently building a simulation automation tool with cmapi (Python). I apologize if these questions have already been asked and answered, but I had a few clarificatio… --- ## [Input from File Speed profile](https://forums.ipg-automotive.com/t/input-from-file-speed-profile/2038)
**Author:** [@imamovdil](https://forums.ipg-automotive.com/u/imamovdil)\ **Replies:** 1\ **Last updated:** [5 March 2026 15:22 UTC](https://forums.ipg-automotive.com/t/input-from-file-speed-profile/2038 "2026-03-05T15:22:14Z")
Hi everyone, I’m trying to control Car.vx using values from an input file. However, whether I apply the values directly to Car.vx or use Speed – Target (with Not Specified or IPGDriver under Maneuver), I end up getting … --- ## [Python API with CM4SL model](https://forums.ipg-automotive.com/t/python-api-with-cm4sl-model/2015)
**Author:** [@Dekka](https://forums.ipg-automotive.com/u/Dekka)\ **Replies:** 2\ **Last updated:** [2 March 2026 12:25 UTC](https://forums.ipg-automotive.com/t/python-api-with-cm4sl-model/2015 "2026-03-02T12:25:31Z")
Hello! I have a simulink model for a power train system, and I am trying to automate my simulations by using the python API provided. There is a SimControlBatchCM4SL, so I would imagine it would be possible to run this m… --- ## [Importing custom ISO 8608 road profile into CarMaker/Simulink](https://forums.ipg-automotive.com/t/importing-custom-iso-8608-road-profile-into-carmaker-simulink/2021)
**Author:** [@Gabriele](https://forums.ipg-automotive.com/u/Gabriele)\ **Replies:** 1\ **Last updated:** [26 February 2026 11:41 UTC](https://forums.ipg-automotive.com/t/importing-custom-iso-8608-road-profile-into-carmaker-simulink/2021 "2026-02-26T11:41:30Z")
Hello everyone, I am currently working on a suspension testing simulation and need to implement a specific “rough road” profile (ISO 8608 Class B). Current Setup: I have the road profile implemented in MATLAB as a t… --- ## [Broken package during installation](https://forums.ipg-automotive.com/t/broken-package-during-installation/2037)
**Author:** [@fcm.user\_26](https://forums.ipg-automotive.com/u/fcm.user_26)\ **Replies:** 0\ **Last updated:** [25 February 2026 19:57 UTC](https://forums.ipg-automotive.com/t/broken-package-during-installation/2037 "2026-02-25T19:57:22Z")
Hello, I recently joined a formula student team and I have to install Carmaker, as Im in the simulation part of the team. Unfortunately I am met with this issue and then it shows me this I have tried multiple dow… --- ## [Race Driver Adaption Making Vehicle Perform Worse](https://forums.ipg-automotive.com/t/race-driver-adaption-making-vehicle-perform-worse/2024)
**Author:** [@t.anderson13](https://forums.ipg-automotive.com/u/t.anderson13)\ **Replies:** 5\ **Last updated:** [12 February 2026 21:09 UTC](https://forums.ipg-automotive.com/t/race-driver-adaption-making-vehicle-perform-worse/2024 "2026-02-12T21:09:37Z")
I’m the Vehicle Dynamics lead for the Newcastle University Formula Student Team, and am using the base configuration from the Formula CarMaker package which most closely represents our vehicle, which is no aero, torsen d… --- ## [Suspension knc error with skc file](https://forums.ipg-automotive.com/t/suspension-knc-error-with-skc-file/695)
**Author:** [@Sam.123](https://forums.ipg-automotive.com/u/Sam.123)\ **Replies:** 9\ **Last updated:** [12 February 2026 13:18 UTC](https://forums.ipg-automotive.com/t/suspension-knc-error-with-skc-file/695 "2026-02-12T13:18:11Z")
Hi, I was trying to import my own car parameters but when I import the skc file from IPG kinematics, I keep on getting the Suspension knc error. As per my observation I think it would be related to the co- ordinate syst… --- ## [IPG CarMaker Closing Without Error or Warning](https://forums.ipg-automotive.com/t/ipg-carmaker-closing-without-error-or-warning/2027)
**Author:** [@ht\_woo](https://forums.ipg-automotive.com/u/ht_woo)\ **Replies:** 5\ **Last updated:** [10 February 2026 16:08 UTC](https://forums.ipg-automotive.com/t/ipg-carmaker-closing-without-error-or-warning/2027 "2026-02-10T16:08:45Z")
Hello, I am currently running CarMaker with a Formula CarMaker license on a personal PC with Windows 11. For some reason, I have been experiencing the same issue of CarMaker closing without any warnings or errors. This… --- ## [Skc File Error for Double Wishbone Rear Suspension](https://forums.ipg-automotive.com/t/skc-file-error-for-double-wishbone-rear-suspension/2022)
**Author:** [@fcm.user\_26](https://forums.ipg-automotive.com/u/fcm.user_26)\ **Replies:** 1\ **Last updated:** [6 February 2026 21:03 UTC](https://forums.ipg-automotive.com/t/skc-file-error-for-double-wishbone-rear-suspension/2022 "2026-02-06T21:03:12Z")
Hello, I tried to run the rear suspension that i created in IPGKinematics, but I have the following errors that I cannot understand and fix. Here my skc file in case it is needed. Angelos\_querlenker\_kin1d\_rear.skc (65… --- ## [SKC file Rear suspension - File not readed at Carmaker](https://forums.ipg-automotive.com/t/skc-file-rear-suspension-file-not-readed-at-carmaker/1769)
**Author:** [@Hugo](https://forums.ipg-automotive.com/u/Hugo)\ **Replies:** 4\ **Last updated:** [5 February 2026 18:11 UTC](https://forums.ipg-automotive.com/t/skc-file-rear-suspension-file-not-readed-at-carmaker/1769 "2026-02-05T18:11:53Z")
I tried to put the values the file of the IPG kinematics (skc) file at Carmaker, the problem is that this error is showing all the time. I tried to change some values at the rear. if it tis required I can share the f… --- ## [Matlab automated testing](https://forums.ipg-automotive.com/t/matlab-automated-testing/2025)
**Author:** [@Gabriele](https://forums.ipg-automotive.com/u/Gabriele)\ **Replies:** 1\ **Last updated:** [4 February 2026 16:29 UTC](https://forums.ipg-automotive.com/t/matlab-automated-testing/2025 "2026-02-04T16:29:33Z")
Hello guys, I’m trying to setup a matlab script that automatically load, run and stop the CM4S simulation. After reading the ProgrammersGuide, i think that all can be done with the following few line of code: %% Init … --- ## [How to make a model of a Direct Front Suspension](https://forums.ipg-automotive.com/t/how-to-make-a-model-of-a-direct-front-suspension/2023)
**Author:** [@fcm.user\_26](https://forums.ipg-automotive.com/u/fcm.user_26)\ **Replies:** 0\ **Last updated:** [2 February 2026 23:55 UTC](https://forums.ipg-automotive.com/t/how-to-make-a-model-of-a-direct-front-suspension/2023 "2026-02-02T23:55:21Z")
Hello, I tried to create a Direct Front Suspension in IPGKinematics. To give some context, this suspension model has no rockers and no torsion bar(Anti-roll bar). So a lot of the Coordinates in Geometry do not exist (ev… --- ## [How do I put my suspension from IPGKinematics in my vehicle model?](https://forums.ipg-automotive.com/t/how-do-i-put-my-suspension-from-ipgkinematics-in-my-vehicle-model/2018)
**Author:** [@fcm.user\_26](https://forums.ipg-automotive.com/u/fcm.user_26)\ **Replies:** 0\ **Last updated:** [30 January 2026 18:33 UTC](https://forums.ipg-automotive.com/t/how-do-i-put-my-suspension-from-ipgkinematics-in-my-vehicle-model/2018 "2026-01-30T18:33:17Z")
Hello, I have created an .kin file in IPGKinematics for my DoubleWishbone Rear Suspension, but I cannot understand how can I run it in my vehicle model (Parameters\>Suspensions\>Kinematics). Should I make an skc file? How… --- ## [Error with FCM\_Folder](https://forums.ipg-automotive.com/t/error-with-fcm-folder/2003)
**Author:** [@fcm.user\_26](https://forums.ipg-automotive.com/u/fcm.user_26)\ **Replies:** 6\ **Last updated:** [27 January 2026 12:12 UTC](https://forums.ipg-automotive.com/t/error-with-fcm-folder/2003 "2026-01-27T12:12:14Z")
Hello, I have downloaded the formula-carmaker-fs\_2025 file from the IPG Site, but i cannot run the TestRuns from the FS\_race files. It shows an error. Where should I place the folder FCM\_Projects to be able to run every… --- ## [ICE vehicles not moving in LTS](https://forums.ipg-automotive.com/t/ice-vehicles-not-moving-in-lts/2006)
**Author:** [@fcm.user\_261](https://forums.ipg-automotive.com/u/fcm.user_261)\ **Replies:** 1\ **Last updated:** [22 January 2026 14:44 UTC](https://forums.ipg-automotive.com/t/ice-vehicles-not-moving-in-lts/2006 "2026-01-22T14:44:18Z")
In the LTS project, FS Baseline ICE Vehicles do not move. it gives an error, stating “Testrun missing in ‘name of computer’” appears at the point you press start on the simulation in the main GUI. If you then click ok th… [Next page](https://forums.ipg-automotive.com/latest.md?page=1)