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AccessECU WRX 2002 User Manual

2002-2005 subaru wrx
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User's Guide
2002-2005 Subaru WRX
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Summary of Contents for AccessECU WRX 2002

  • Page 1 PORT ccess User’s Guide 2002-2005 Subaru WRX ccess...

  • Page 3: Table Of Contents

    Contents P P P P P ackage Includes ackage Includes ackage Includes ackage Includes ackage Includes Quick Start Quick Start Quick Start Quick Start Quick Start Overview Features Maps - Base vs Realtime Setup – Initializing your AccessPORT Using AccessPORT Using AccessPORT Using AccessPORT Using AccessPORT...
  • Page 5 Package Includes: AccessPORT AccessPORT AccessPORT AccessPORT AccessPORT PC Interface Cable PC Interface Cable PC Interface Cable PC Interface Cable PC Interface Cable 2003-2005 2003-2005 2003-2005 2003-2005 2003-2005 DiagPORT Cable DiagPORT Cable DiagPORT Cable DiagPORT Cable DiagPORT Cable Init. Connector Init. Connector Init.

  • Page 6: Quick Start

    Quick Start Congratulations on your purchase of the AccessPORT. Please read this section to get started using your AccessPORT quickly. The AccessPORT is a handheld device used to reprogram your vehicle’s Engine computer (ECU) through the diagnostic (OBD-II) port. The AccessPORT handheld programmer comes pre-loaded with performance and convenience mapping.

  • Page 7: Maps - Base Vs Realtime

    Maps – Base vs. Realtime Maps – Base vs. Realtime Maps – Base vs. Realtime Maps – Base vs. Realtime Maps – Base vs. Realtime Your AccessPORT utilizes proprietary technology to provide the ability of instantly switching between ECU maps. This map switching can be performed without actually writing new information into the ECU’s embedded flash memory.

  • Page 8: Setup - Initializing Your Accessport

    SETUP Initializing your AccessPORT Initializing your AccessPORT Initializing your AccessPORT Initializing your AccessPORT Initializing your AccessPORT To begin using your AccessPORT, you must first perform the following steps that will enable your factory ECU with the proprietary AccessECU technology. You cannot access the Main Menu or other features of the AccessPORT until it has been installed on your ECU using the following steps.
  • Page 9 Step 2: Step 2: Step 2: Step 2: Step 2: Use the supplied Initialization Connector (BLUE for 2002 vehicles, WHITE for 2003- 2005 vehicles). Attach the Initialization Connector to the complementary whitish (semi-clear) factory connector located in close proximity to the green Test Mode connectors.
  • Page 10 At this point, your AccessPORT should turn on and present you with the initialization screen. (If your AccessPORT does not turn on, please verify all your connections and refer to “Tips and Troubleshooting” on page 46. Step 6: Step 6: Step 6: Step 6: Step 6:...
  • Page 11 2002-2003 WRX Owners 2002-2003 WRX Owners 2002-2003 WRX Owners 2002-2003 WRX Owners 2002-2003 WRX Owners Turn the Ignition key to the ‘OFF’ position. Next, turn the ignition to the ‘ON’ position but do not start the engine. Once the ignition is in the ‘ON’ position, you will press the large OK button on your AccessPORT to begin the programming process.
  • Page 12 DO NOT disconnect any cables during this time. Doing so will cause a programming error and your vehicle will not start. Take care with the DiagPORT cable connection by avoiding any tension. The DiagPORT cable remains connected to the vehicle’s diagnosis port through friction, there is no locking mechanism.
  • Page 13 IMPORT IMPORT ANT IMPORT IMPORT IMPORT Once you’ve installed the AccessPORT to a vehicle, it will Once you’ve installed the AccessPORT to a vehicle, it will Once you’ve installed the AccessPORT to a vehicle, it will Once you’ve installed the AccessPORT to a vehicle, it will Once you’ve installed the AccessPORT to a vehicle, it will Y work on that vehicle.

  • Page 14: Using Accessport

    Using AccessPORT In this section you will learn about using the AccessPORT controls, menus, connecting to your vehicle, and transferring maps to your vehicle’s engine computer. This section assumes you have already initialized the AccessPORT with your vehicle. (page 8) Using AccessPORT Controls Using AccessPORT Controls Using AccessPORT Controls...
  • Page 15 AccessPORT Controls for in- AccessPORT Controls for in- AccessPORT Controls for in-V V V V V ehicle use ehicle use ehicle use AccessPORT Controls for in- AccessPORT Controls for in- ehicle use ehicle use T T T T T urn AccessPORT on urn AccessPORT on urn AccessPORT on urn AccessPORT on...

  • Page 16: Navigating The Menus

    Navigating the Menus The AccessPORT Main Menu will automatically display when powering on the AccessPORT. Please note you will only have access to the Main Menu AFTER the AccessPORT has been installed to your vehicle’s ECU (page 8). Main Menu Main Menu Main Menu Main Menu...
  • Page 17 A “Sending...” screen will quickly appear as the map is transferred to the ECU. Once complete, a ‘Done: Press OK’ message will appear at the bottom. Pressing the OK button will return you to the Main Menu. At this point, you can safely disconnect the AccessPORT from the vehicle. The vehicle may now be started.
  • Page 18 Read T Read T Read Trouble Codes (CEL) rouble Codes (CEL) rouble Codes (CEL) rouble Codes (CEL) Read T Read T rouble Codes (CEL) From the Main Menu, highlight [READ CEL CODES] and press the OK button. You will be prompted to verify the ignition is in the ‘ON’ position. Verify the ignition key is in the ‘ON’...
  • Page 19 Change Base Map Change Base Map Change Base Map Change Base Map Change Base Map Changing the base map will program (flash) new information into the ECU. This is a similar task to when you first installed your AccessPORT. Before beginning, verify the battery is fully charged and there are no electrical interferences.
  • Page 20 Step 4: Step 4: Step 4: Step 4: Step 4: Connect the DiagPORT cable (D-sub 9-pin) to the complementary connector on the AccessPORT. Step 5: Step 5: Step 5: Step 5: Step 5: Connect the red end of the supplied DiagPORT cable to the diagnosis port con- nector located in the lower portion of the dash (below the steering wheel).
  • Page 21 Step 7: Step 7: Step 7: Step 7: Step 7: THIS THIS The AccessPORT will then prompt you to ‘Turn the car fully off and back on’. THIS THIS THIS STEP CAN BE IGNORED B STEP CAN BE IGNORED BY 2004-2005 WRX OWNERS. STEP CAN BE IGNORED B Y 2004-2005 WRX OWNERS.
  • Page 22 DO NOT disconnect any cables during this time. Doing so will cause a programming error and your vehicle will not start. Take care with the DiagPORT cable connection by avoiding any tension. The DiagPORT cable remains connected to the vehicle’s diagnosis port through friction, there is no locking mechanism.
  • Page 23 Uninstall / Revert to Stock / Unmarry Uninstall / Revert to Stock / Unmarry Uninstall / Revert to Stock / Unmarry Uninstall / Revert to Stock / Unmarry Uninstall / Revert to Stock / Unmarry The follow steps will uninstall the AccessPORT from your ECU. A 100% stock map will be place on your ECU, and no AccessPORT traces or markers will be left behind.
  • Page 24 Step 4: Step 4: Step 4: Step 4: Step 4: Connect the DiagPORT cable (D-sub 9-pin) to the complementary connector on the AccessPORT. Step 5: Step 5: Step 5: Step 5: Step 5: Connect the red end of the supplied DiagPORT cable to the diagnosis port con- nector located in the lower portion of the dash (below the steering wheel).
  • Page 25 Step 8: Step 8: Step 8: Step 8: Step 8: The AccessPORT will first display an “Initializing” message followed by dots indicating progress. During this process, you may notice your check engine light stops flashing and the radiator fans, fuel pump, etc stop cycling. This is NORMAL.
  • Page 26 After pressing OK, the AccessPORT will automatically prompt you to select a Map that will be programmed (flashed) to the ECU. This is the normal first- time installation action programmed into the AccessPORT. When this occurs, you have successfully Uninstalled the AccessPORT. You may disconnect it from the vehicle at this time.
  • Page 27 Read Live Boost Read Live Boost Read Live Boost Read Live Boost Read Live Boost Verify the ignition key is in the ‘ON’ position. From the Main Menu, highlight [READ LIVE BOOST] and press the OK button. The AccessPORT will display: “Boost in PSI:”...

  • Page 28: Installation

    Using the Map Manager Software In this section you will learn about using the PC-based Map Manager software, menus, managing map lists, and transferring maps to and from the AccessPORT. Installation Installation Installation Installation Installation Step 1 Step 1 Step 1: Step 1 Step 1 Insert the included AccessPORT CD-ROM disc into your PC’s CD-ROM...
  • Page 29 Uninstallation Instructions Uninstallation Instructions Uninstallation Instructions Uninstallation Instructions Uninstallation Instructions Step 1: Step 1: Step 1: Step 1: Step 1: From the Start Menu, go to “AccessPORT Map Manager” and then select “Uninstall”. Step 2: Step 2: Step 2: Step 2: Step 2: When asked if you wish to remove the software and all its components, press “Yes.”...
  • Page 30 Connecting your AccessPORT to your PC Connecting your AccessPORT to your PC Connecting your AccessPORT to your PC Connecting your AccessPORT to your PC Connecting your AccessPORT to your PC To transfer files to and from your AccessPORT, you will need to connect it to your PC.

  • Page 31: Getting Started

    Getting Started Getting Started Getting Started Getting Started Getting Started The AccessPORT Map Manager software will allow you to transfer maps to and from the AccessPORT handheld and PC. Doing so allows you the freedom to customize the maps stored on your AccessPORT. In addition, in the event the map(s) you use are updated, you always have the ability to run the latest maps without sending the AccessPORT back for updates.
  • Page 32 Step 2: Step 2: Step 2: Step 2: Step 2: Locate AccessPORT map files to send to AccessPORT. Option A - Use maps included on supplied AccessPORT CD-ROM. In some cases, there are more maps available than what is loaded on the AccessPORT from the factory.
  • Page 33 Step 3: Step 3: Step 3: Step 3: Step 3: Import an AccessPORT map file into Map Manager. There are several ways you to import map files into Map Manager. Method A: Select File-> Import Map File-> Import Map File-> Import Map File->...
  • Page 34 Step 4: Step 4: Step 4: Step 4: Step 4: Remove any old/unwanted Maps. Select the map(s) located on the AccessPORT you wish to remove. This task must be performed ONE map at a time. First, click on the map you wish to remove. Once you have selected the map(s) you wish to remove, click on AccessPORT ->...
  • Page 35 You will next be prompted to confirm your decision. Removing the map from the AccessPORT will delete it and no copy is automatically stored on your PC. To continue, click on ‘Yes’. Once ‘Yes’ has been clicked, a progress window will appear briefly. Once completed, you will return to the AccessPORT Map Manager window.
  • Page 36 Step 5: Step 5: Step 5: Step 5: Step 5: Transmit an AccessPORT map file to your AccessPORT. Select the AccessPORT map files from the local map list you wish to load onto the AccessPORT. This is the map list displayed on the left side of the application.
  • Page 37 Important note regarding Map Updates Important note regarding Map Updates Important note regarding Map Updates Important note regarding Map Updates Important note regarding Map Updates It is highly advised you check for Map updates periodically. This is particularly important in the event you are having any driveability or performance issues. Before using any new maps, it is advised that you backup any of your existing maps.
  • Page 38 Software F Software Features Software F eatures eatures eatures Software F Software F eatures In this chapter you will learn more about how to use all the features in the Map Management Software. File F File Features File F eatures eatures eatures File F...
  • Page 39 To view more detailed information about an AccessPORT map file, select the map file from the local map list and select File -> View Map Properties File -> View Map Properties File -> View Map Properties File -> View Map Properties File ->...
  • Page 40 Local Map List F Local Map List Features Local Map List F eatures eatures eatures Local Map List F Local Map List F eatures On left side of the application resides the Local PC Map list. This represents the maps currently located on your PC. This now works very much like a standard MS Windows file manager.
  • Page 41 AccessPORT Communication AccessPORT Communication AccessPORT Communication AccessPORT Communication AccessPORT Communication Before you can transfer files to or from the AccessPORT, you must first connect to the AccessPORT using the Map Manager software. When the software first starts, it will ask you if you’d like to connect. If you select No, you will be working in Off-Line mode and no transfers to/from the AccessPORT will occur.
  • Page 42 To transmit map files to the AccessPORT, select from the local map list the map(s) you wish to transmit. Click on the green “right arrow” button to send the map(s) file to the AccessPORT. Once transmission is complete, the map file will show up in the AccessPORT map list.
  • Page 43 Configure Communications Configure Communications Configure Communications Configure Communications Configure Communications In order to connect to the AccessPORT, you will need to select which COM port on your PC you have connected the AccessPORT to. For most computers with build-in Serial ports, this will either be COM1 or COM2 and will likely be marked on the back of your computer.
  • Page 44 Change ECU Identifier Change ECU Identifier Change ECU Identifier Change ECU Identifier Change ECU Identifier With the WRX model of the AccessPORT, installation may alter the reported ECU version from what the car was originally equipped with. Due to this, we have made an option available in the Map Manager software that will allow you to adjust this reported version to the version originally on your ECU.
  • Page 45 Once you’ve selected the ECU Identifier you wish to use, click OK OK. You will then be prompted to let you know that all the current BASE MAPs loaded on your AccessPORT will be removed. Afer the ECU Identifer has been changed, you will then need to transmit Base Maps back on your AccessPORT.

  • Page 46: Accessport Troubleshooting

    Tips and Troubleshooting Please use this section to assist you in troubleshooting any problems that may occcur when using the AccessPORT. Y Y Y Y Y ou may also visit our online Knowledge Base to answer your technical ou may also visit our online Knowledge Base to answer your technical ou may also visit our online Knowledge Base to answer your technical ou may also visit our online Knowledge Base to answer your technical ou may also visit our online Knowledge Base to answer your technical...
  • Page 47 No “Sync to PC No “Sync to PC” option if listed on AccessPORT No “Sync to PC ” option if listed on AccessPORT ” option if listed on AccessPORT ” option if listed on AccessPORT No “Sync to PC No “Sync to PC ”...
  • Page 48 It is possible your ECU is a newer version that has not yet been inspected by our engineers. Subaru has been known to use new versions in vehicles before they are made available through the dealer parts network.
  • Page 49 ERROR, please try operation again message? ERROR, please try operation again message? ERROR, please try operation again message? ERROR, please try operation again message? ERROR, please try operation again message? This error can only occur when the AccessPORT is attempting to initialize the ECU in preparation for a reflash.
  • Page 50 This is not the correct ECU! HAL This is not the correct ECU! HAL This is not the correct ECU! HAL This is not the correct ECU! HAL This is not the correct ECU! HALTING OPERA TING OPERA TING OPERA TING OPERA TING OPERATION message? TION message?
  • Page 51 V V V V V ehicle not starting after using AccessPORT ehicle not starting after using AccessPORT ehicle not starting after using AccessPORT ehicle not starting after using AccessPORT ehicle not starting after using AccessPORT If an error message was displayed, please refer to that section in this troubleshooting guide.
  • Page 52 Stock), then the AccessPORT does not leave behind any specific markers or other data in an effort to leave any traces. There are currently no "flash counters" in use by the DENSO/Subaru ECUs that anyone is aware of. There are no guaranteed implied or otherwise by AccessECU, COBB Tuning or any distributors that the AccessPORT will be undetectable by Subaru.
  • Page 53 Map Manager T Map Manager Troubleshooting Map Manager T roubleshooting roubleshooting roubleshooting Map Manager T Map Manager T roubleshooting Connection Errors Connection Errors Connection Errors Connection Errors Connection Errors “ERROR: Unable to find an AccessPORT on any COM port” message? “ERROR: Unable to find an AccessPORT on any COM port”...
  • Page 54 “ “ “ “ “ AccessPORT communication failed (code 0x5b4). Is port in sync mode?” error AccessPORT communication failed (code 0x5b4). Is port in sync mode?” error AccessPORT communication failed (code 0x5b4). Is port in sync mode?” error AccessPORT communication failed (code 0x5b4). Is port in sync mode?” error AccessPORT communication failed (code 0x5b4).
  • Page 55 “COM timeout sending name xxxx data to AccessPORT” error when sending “COM timeout sending name xxxx data to AccessPORT” error when sending “COM timeout sending name xxxx data to AccessPORT” error when sending “COM timeout sending name xxxx data to AccessPORT” error when sending “COM timeout sending name xxxx data to AccessPORT”...
  • Page 56 PC Serial T PC Serial Troubleshooting Guide PC Serial T roubleshooting Guide roubleshooting Guide roubleshooting Guide PC Serial T PC Serial T roubleshooting Guide A A A A A . If you are unsure of which COM ports if any are configured on your system, .
  • Page 57 C. C. C. C. C. If your COM port is configured but conflicts with another device on your If your COM port is configured but conflicts with another device on your If your COM port is configured but conflicts with another device on your If your COM port is configured but conflicts with another device on your If your COM port is configured but conflicts with another device on your system, complete the following steps:...
  • Page 58 5. Once you have determined which values will work if any, please see item D. for instructions on how to configure your system’s BIOS to use these new values. If you were unable to find both an IRQ and I/O Range that did not conflict with another device in your system, you will need to contact your PC manufacturer’s technical support department for advanced troubleshooting.
  • Page 59 3. Once you have identified the area where you can modify your system’s serial ports, configure the appropriate serial port to use either the COM port settings determined from item C or use either COM1 (3F8/IRQ4) or the “Auto” setting if it is available. 4.

  • Page 60: Service And Support

    Service and Support Online Resources Online Resources Online Resources Online Resources Online Resources For the latest information on AccessPORT, go to www.accessecu.com To register AccessPORT, go to www.accessecu.com/register For AccessPORT service and support information, you can visit the AccessECU discussion forums. There you’ll find application-specific information and feedback, a list of maps available, and the latest software revisions.

  • Page 61: Safety And Cleaning

    Safety and Cleaning Important Safety Instructions Important Safety Instructions Important Safety Instructions Important Safety Instructions Important Safety Instructions When initializing and using your AccessPORT, remember the following: Read all the instructions carefully before attempting to use the AccessPORT Keep this User’s Guide handy for reference by you and others. Follow all instructions and warnings dealing with your AccessPORT.

  • Page 62: Operating And Storage Temperatures

    P P P P P ower Adapter ower Adapter ower Adapter ower Adapter ower Adapter Only use the power adapter that came with your AccessPORT. Adapters for other electronic devices may look similar, but they may damage your AccessPORT. The Power Adapter supplied for use with the AccessPORT is rated at 5 volts DC with at least 600mA supply.
  • Page 63 Do Not Attempt Repairs Y Do Not Attempt Repairs Yourself Do Not Attempt Repairs Y ourself ourself ourself Do Not Attempt Repairs Y Do Not Attempt Repairs Y ourself Never attempt to open your AccessPORT, DiagPORT, or power adapter. You run the risk of electric shock and voiding the warranty.
  • Page 64 OBD-II standard format. To determine what a trouble code means, please use the following list. For troubleshooting steps on how to repair the vehicle so the code no longer appears, we suggest you contact your local Subaru dealer for assistance. Subaru also offers very good Service Manuals with thorough trouble- shooting steps which are available from your local dealer.
  • Page 65 P0244 - Turbo Wastegate Selenoid “A” Range/Performance P0245 - Turbo Wastegate Selenoid “A” Low P0246 - Turbo Wastegate Selenoid “A” High P0301 - Cylinder 1 misfire detected P0302 - Cylinder 2 misfire detected P0303 - Cylinder 3 misfire detected P0304 - Cylinder 4 misfire detected P0327 - Knock Sensor 1 Circuit Low Input...
  • Page 66 P0710 - Transmission Fluid Temperature Sensor Circuit P0716 - Torque Converter Turbine Speed Sensor P0720 - Output Speed Sensor Circuit P0726 - Engine Speed Input Circuit Range/Performance P0731 - Gear 1 Incorrect Ratio P0732 - Gear 2 Incorrect Ratio P0733 - Gear 3 Incorrect Ratio P0734 - Gear 4 Incorrect Ratio...
  • Page 67 P1448 - Fuel Tank Sensor Control Valve Range/Performance P1491 - Positive Crankcase Ventilation (Blow-by) Function Problem P1518 - Starter Switch Circuit Low Input P1544 - Exhaust Gas Temperature Too High P1560 - Back-Up Voltage Circuit Malfunction P1700 - Throttle Position Sensor P1711 - Engine Torque Control Signal 1 Circuit Malfunction P1712 -...
  • Page 70 Authorized Distributor ccess www.accessecu.com Copyright © 2005 Subaru WRX Manual Rev. 1.20...

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