Cupra LEON VZ TCR 2023 LEON VZ TCR 2024 Manual
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Cupra LEON VZ TCR 2023 LEON VZ TCR 2024 Manual

Cupra LEON VZ TCR 2023 LEON VZ TCR 2024 Manual

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CUPRA
L E O N V Z T C R
E L E C T I C M A N U A L v 3
This document provide the main guidelines to handle
electrically the CUPRA Leon Competición.
Harness diagrams, display customization, diagnostics tools,
data acquisition and calibration.
INTERNAL

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Summary of Contents for Cupra LEON VZ TCR 2023 LEON VZ TCR 2024

  • Page 1 L E O N V Z T C R E L E C T I C M A N U A L v 3 This document provide the main guidelines to handle electrically the CUPRA Leon Competición. Harness diagrams, display customization, diagnostics tools, data acquisition and calibration.

  • Page 2: Table Of Contents

    T A B L E C O N T E N T ELECTRICAL STRUCTURE ....................3 1.1. VEHICLE WIRING LOOMS ................... 3 1.1.1. CONECTORS’ DIAGRAM ..................4 1.1.2. AUXILIARY CONNECTORS ................. 6 1.2. ENGINE HARNESS & DEVICES ................12 1.2.1. CONECTORS’...

  • Page 4: Electrical Structure

    E L E C T R I C A L S T R U C T U R E This chapter will expose the electrical architecture of the vehicle, its connectors and the auxiliary connectors that the team may use. 1 .

  • Page 5: Conectors' Diagram

    1 . 1 . 1 . C O N E C T O R S ’ D I A G R A M The following figures shows the connectors’ layout of the different wiring looms present in the vehicle. KSK WIRING LOOM ENGINE BAY COCKPIT INTERNAL...
  • Page 6 FRONT RIGHT WIRING LOOM FRONT LEFT WIRING LOOM ENGINE BAY COCKPIT CONSOLE WIRING LOOM DOOR LOOM COCKPIT LEFT WIRING LOOM BOOT LID WIRING LOOM TAIL WIRING LOOM INTERNAL...

  • Page 7: Auxiliary Connectors

    1 . 1 . 2 . A U X I L I A R Y C O N N E C T O R S The main loom of the car is prepared for connecting auxiliary devices that the teams may need.
  • Page 8 A U X E C U A N A Function To connect additional analogue sensors Configuration required (ECU, with SYSMA) Recommended for dampers’ potentiometers Mating connector DTM04-12P Pin Out 1 ANA SIGNAL 10 2 ANA SIGNAL 14 3 ANA SIGNAL 15 4 ANA SIGNAL 16 5 -- 6 --...
  • Page 9 D I A G Function Diagnostic connector used for connecting the computer to the display and gateway Mating connector AS6-10-35-PN Pin Out 3 CAN 1 HIGH 4 CAN 1 LOW 5 CAN 2 HIGH 6 CAN 2 LOW 7 -- 8 -- 9 -- 10 --...
  • Page 10 W I N D S C R E E N H E A T E R Function To connect a windscreen heater Mating connector DTP04-2P Pin Out 1 12V SUPPLY (yellow) 2 GND (brown) P T T ( P U S H T A L K ) Function To connect team’s radio (PTT)
  • Page 11 R A D I O ( P O W E R S U P P L Y ) Function To connect team’s radio (PTT) Loom Cockpit Left Mating connector DT04-2P Pin Out 1 12V SUPPLY (yellow) 2 GND (brown) D R I N K Function To connect driver’s drink device Loom...
  • Page 12 A U X H L 1 Function To connect auxiliary headlight 1 &2 Loom Front Left Mating connector AMP Superseal 1.5 Pin Out 1 GND 2 12V SUPPLY INTERNAL...

  • Page 13: Engine Harness & Devices

    1 . 2 . E N G I N E H A R N E S S & D E V I C E S 1 . 2 . 1 . C O N E C T O R S ’ D I A G R A M ENGINE BAY 1 .
  • Page 14 Alternator Power Wire Engine Ground Cable Power Wiring Starter Power Electric Steering Wiring Loom Power to Wallpass Wire Battery to Main Switch Relay Wire Battery Ground Wire Mail Relay Coil Wire Aux Battery Wiring Loom IMPORTANT: A fuse of 25 Amp is placed on the battery. The amperage value and position must be respect.

  • Page 15: Electrical Devices

    E L E C T R I C A L D E V I C E S Regarding the power supply distribution, the CUPRA Leon Competición has a modular architecture of six powerboxes (PB) distributed in the car that protect the different electrical devices.

  • Page 16: Vehicle Interaction & Tools

    C O N N E C T O R F U N C T I O N DIAG (CAN) CUPRA Diagnosis port Teams will use it to interact with the display Ethernet Teams will use this port to interact with the ECU (SYSMA &...
  • Page 17 Auxiliary connector sensors +4 analogue inputs +8 analogue inputs + CAN To interact with the devices, CUPRA a CAN Interface is required (see parts catalogue/Tools) 1. CAN-interface tooling (from 2020 to 2023) 2. Peak-CAN + interface (from 2024 onwards) INTERNAL...

  • Page 18: Data Acquisition

    A C Q U I S I T I O N CUPRA Leon Competición uses the ECU as the main data logger of the car. To setup the parameters to include in the logging such as names or acquisition frequencies it is necessary VAG SYSMA from Marelli.

  • Page 19: Vag Sysma

    3 . 1 . V A G S Y S M A CUPRA will flash a homologated project into the ECU’s. SYSMA projects contains several files and functions: CLX files that contain the engine maps. CAUTION. Teams cannot modify CLX files since it could be dangerous for the engine and modifies the homologated checksum.
  • Page 20 WinTAX installation & first settings Data download step by step. Open data and create layouts to visualize data. will be found in the “Getting Started WinTAX 2.3.pdf”. It can be found in the CUPRA repository. INTERNAL...

  • Page 21: Loggin Operating Values

    L O G G I N O P E R A T I N G V A L U E S Engine: Channel Description Value Oil pressure 3,2 bar at idle speed when hot - 3,8 avg while running - peaks pOil (bar) under 2bar for less than 1s under breaking normal...
  • Page 22 Channel Description Value bSteering steering angle From -327º to 327º ABS: Channel Description Value ABS_Active ABS intervention flag 0, not active - 1 active ABS_diag_ABSunit Hydraulic unit related problems 0, no faults - 1 error 0, no faults - 1, wiring realted fault - 2, ABS_diag_FL FL wheel speed signal signal related fault...
  • Page 23 Channel Description Value vBat Battery voltage Over 12,6V with engine running - Avg around 13,5V Low pressure fuel pump I_FuelPump 20A constant running current consumption I_GBX_Compressor Gearbox compressor current Up to 100A when starting - 19,5A consumption constant running I_FrontFan Radiator fan current 25A peak when starting - 6,4A constant consumption...

  • Page 24: Electrical Calibrations

    E L E C T R I C A L C A L I B R A T I O N S Every sensor of CUPRA is calibrated and tested during the manufacturing process. However, if some components are replaced, a calibration is required. It consist on a quick process using SYSMA.

  • Page 25: Throttle Autolearn

    5 . 2 . T H R O T T L E A U T O L E A R N Go to the “Learnings” tab. Select the learn option and press out of the violet rectangle to initiate the auto learn process.

  • Page 26: E-Wastegate Autolearn

    5 . 3 . E - W A S T E G A T E A U T O L E A R N Go to the “Learnings” tab Select the learn option and press out of the violet rectangle to initiate the auto learn process.

  • Page 27: Launch Engine Speed Limiter Choice

    5 . 4 . L A U N C H E N G I N E S P E E D L I M I T E R C H O I C E From now on (June 2024) there are only three launch speed limiters available: 4400, 4000 and 3600 rpm (default 4000rpm) To change between them, you must open the .clx file and look for the parameter Launch engine speed limiter choice.
  • Page 28 Once you choose your preferred value, right click on the parameter and click on Write selected calibration to send the value to the ECU. INTERNAL...

  • Page 29: Driver Display

    Once the setup is done, open the app. It will ask a password; just skip this step by clicking cancel. The supervisor mode is just for CUPRA access. If the wiring loom is not connected or there is a problem in the connection, it will appear the following pop-up: If you want to work offline, click on it.
  • Page 30 Once the modifications are done, click on “Make permanent” to flash the display: The following chapter explains the main customizations available. More information about the ECUMASTER app installation and customization process in the “ECUMASTER ADU MANUAL.pdf”. It can be found in the CUPRA repository. INTERNAL...

  • Page 31: Display Customization

    6 . 1 . D I S P L A Y C U S T O M I Z A T I O N 6 . 1 . 1 . S H I F T L I G H T S RPMs, shift lights colour, brightness and flash mode can be changed in the following panes.
  • Page 32 Race. Main display, used during racing. Brakes. Extra info focusing on brakes. Warm up 1 & 2. Extra info focusing on the engine, gearbox and sensors. INTERNAL...
  • Page 33 Launch. Displayed when the driver is pressing the Launch button of the steering wheel module. See Driver Briefing Manual for a detailed explanations of the launching system and process. Non-modifiable overlay layouts. FCY, PITLIM & ALS Note that it is possible to modify the order of the displays by moving up/down: Finally, you can create your own pages, by clicking on add >>...

  • Page 34: Track Gps Lap Triggering

    6 . 1 . 3 . T R A C K G P S L A P T R I G G E R I N G Lap triggering of the timings showed in the display is done by GPS. Tracks’ information included in the display are the followings: Motorland Lausitzring...

  • Page 35: Alarms

    Teams may include they own tracks if needed in the following menu. Up to five additional track can be included. If there is a conflict between track’s data from the display’s memory and the one introduced manually, the manually one’s remains as a priority. 6 .
  • Page 36 Shift Lights Led 4 Led 3 Led 5 Led 2 Led 6 Led 1 Light Sensor PC Status L E D C O L O U R F U N C T I O N LED 1 Violet WARNING. High gearbox oil temperature. T > 125ºC Drive out of the slipstream and keep checking the temperature value Violet - Blinking...

  • Page 37: Gps Antena

    G P S A N T E N A There are two GPS antenna modules installed on the VAG TCR cars models: GPStoCAN module for Audi RS3 LMS TCR and CUPRA LEON • Competicion, corresponding to 5” display. GPStoCAN_V2 module for all car models, including LEON VZ TCR, •...
  • Page 38 X (Back), Y (Left) and Z (Up). IMPORTANT: If a v1 GPS module (Audi RS3_LMS or CUPRA Leon Competición with 5” ADU display) is updated with this FW, the GPS may not work properly INTERNAL...

  • Page 39: Fuel Level Display

    6 . 2 . F U E L L E V E L D I S P L A Y To set up the fuel level in the display, there are three modes: *Full. Mode to quickly fix the full fuel tank capacity. Modify.

  • Page 40: Powerbox Monitoring Diagnosis

    *Full function: The pre-stablished EcuMaster display configuration is fixed to 100L. There are championships where regulations reduce or limit the fuel tank capacity (volume of fuel cell), by adding balls, (e.g. IMSA 72 lts.). If fuel cell capacity have to be reduced, it is possible to modify the value of the function “full”...
  • Page 41 *This process offers a direct control in the car display and can be used by the mechanics after any reparation or loom disconnection as a check list point. View of PBX’s and CAN BUS diagnosis. Background or letters in red color identify the faults: System no errors view: System PBX failure view:...

  • Page 42: Scrutineering Data Check

    The Blue balls show Powe Boxes allocation in the car with their data acquisition table Diag-PB number: 6 . 4 . S C R U T I N E E R I N G D A T A C H E C K During an official event the team may be asked to show the scrutineering layout in the dashboard for check.

  • Page 43: Gateway

    G A T E W A Y Gateway device has the function of router for the different CAN-BUS and LIN- BUS lines and in addition to controlling other series components such as car lights or wiper. This device does not usually have updates, but sometimes it does. For this reason, access to this component is temporary and through a license when this occurs.
  • Page 44 4. With this information, Ecotron will send you a proforma invoice to be paid and when they receive the payment, they will send you the License file to be registered on the License Manager, by selecting the .lic file after clicking on the Register License button.
  • Page 45 How to setup your car configuration: If the gateway will work on an Audi RS3 LMS TCR or a CUPRA Leon Competición, it is not needed to do any other action. It will automatically recognise the car and will adapt by itself.

  • Page 46: Fire Extinguisher

    F I R E E X T I N G U I S H E R The Lifeline Zero 275 extinguisher range (UK Patent Application No. GB1813948.5) is homologated to FIA8865-2015 standard. IMPORTANT: 1. Only use alkaline PP3 batteries to spec 6LR61 2.

  • Page 47: Abs (Optional Kit)

    If the system is showing no faults, it can be set to Armed mode using the switch on the Control Box. The Red LED will now flash every 3 seconds. If the LED does not flash, there is a fault in the system and the system will not fire! IMPORTANT: Data extinguishers have a caducity of 2 years.

  • Page 48: Racelogic Video Camera (Optional Kit)

    1 0 . R A C E L O G I C V I D E O C A M E R A ( o p t i o n a l k i t ) We offer to the customers a complete plug & play bundle with the two-camera system ready to receive the main driver’s data - throttle, brake, rpm and more.

  • Page 49: Change Index

    1 1 . C H A N G E I N D E X Version Date Change / amendment Page 11.01.2023 Art. 7: Logging operating values 20 - 23 11.01.2023 Art. 6.1 New brake pads display 30/07/2024 Art. 6.1.5 GPS Antenna 30/07/2024 6.1l Brake pads display delayed 30/07/2024...

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