4890
Service Bulletin Details
Public Details for: 4890
Summary to be provided on a future date.
- 2017 -
Models from 2017
2017 PORSCHE 911 |
Installation and Conversion Instructions 911 (991) 40/15 ENU 4890 4 Power Steering Plus (I-no. 658) Vehicles Type: 911 (991) Gen. II Model Year: As of 2017 Concern: Retrofitting Restriction: Only for vehicles with standard power steering (657) Notes: Power steering Plus is a speed-sensitive power steering system. It reduces steering forces while manoeuvring the vehicle and driving at low speeds. Parts Info: 991.044.901.15 Activation Code: Power steering Plus These components require a VIN-specific enabling code and will not function without it. To get the enabling code, order the applicable kit via your normal parts channels (POLARIS). You must then submit a Parts Technical Assistance Request (PTAR) in the PTEC system with the correct VIN, Part Number and PCNA order number to PCNA Parts Support. The PTAR will be returned to you in 1+ working days, advising you that the code is now displayed in the PIWIS System. Consult Parts Bulletin GR13D90 for additional ordering details. Tools: 9818 - PIWIS Tester II Work Procedure: 1 Power steering Plus Preparatory work. 1.1 Connect a battery charger. Workshop Manual '2X00IN Battery trickle charging' NOTICE Voltage drop • Risk of irreparable damage to control unit • Risk of damage to control unit • Fault entries in the control unit • Coding in the control unit is aborted • Malfunctions in control unit, even during programming Prior to disconnecting the control unit, switch off the ignition and remove the ignition key. Ensure that the power supply is not interrupted during programming. 2016© Porsche Cars North America, Inc. Tequipment Mar 2, 2016 Page 1 of 3 4 911 (991) 4890 ENU Installation and Conversion Instructions 40/15 Connect battery charger/power supply suitable for AGM Type batteries, recommended current rating of 70A fixed voltage 13.5V to 14.5V. Information The 9818 - PIWIS Tester 2 instructions take precedence since the description may be different with later Tester releases. The procedure described here has been structured in general terms; different text or additions may appear on the 9818 - PIWIS Tester 2. Information The following prerequisites must be met for coding Power steering Plus: 2 • 9818 - PIWIS Tester II software version 14.400 or higher • Activation code for Power steering Plus available Code Power steering Plus. 2.1 9818 - PIWIS Tester II must now be connected and the ignition switched on. 2.2 Select the required vehicle type. PIWIS Tester Diagnostics starts. 2.3 Maintenance of vehicle data. 2.3.1 Additional menu must now be selected by pressing •F7“. Press •F11“ to confirm the question “Create vehicle analysis log (VAL)?”. 2.3.2 Select the Maintenance of vehicle data function. Press •F12“ until M numbers appears in the Value group column. 2.3.3 De-select "Installed" in the Coding value column 657 - Standard power steering. 2.3.4 Select "Installed" in the Coding value column 658 - Servotronic. 2.3.5 Enter the activation code and press OK to confirm. Press •F12“ to continue. 2.3.6 A table containing the values to be changed appears. Save the values by pressing •F8“. 2.3.7 Wait until the message Generation of vehicle data is complete..... appears. 2.3.8 Press •F12“ to switch to Report management. 2.3.9 Press •F10“ to open the log and check that vehicle equipment Standard power steering (657) is no longer displayed and vehicle equipment Servotronic (658) is displayed. Close the log. 2.4 Mar 2, 2016 Page 2 of 3 Adapt coding. Tequipment 2016© Porsche Cars North America, Inc. 2.4.1 4 911 (991) Installation and Conversion Instructions 40/15 4890 ENU Switch to the Overview menu. Press •F11“ to return to the list of control units. 2.4.2 Select all control units by pressing •Ctrl A“. Press •F12“ to continue. 2.4.3 Switch to the Codings/adaptations menu. Press •F12“ to continue. Select Automatic coding mode. Press •F12“ to continue. 48902500: 2.4.4 Wait until the message Coding has been completed successfully appears. Press •F12“ to continue. 2.4.5 Switch to the Overview menu. 2.5 Read out the fault memories of all systems, work through any existing faults and erase the fault memories. Workshop Manual '033500 Fault memory for on-board diagnosis' 2.6 Disconnect the battery charger. Workshop Manual '2X00IN Battery trickle charging' 2.7 Carry out a function test. Labor time: 50 TU Activating Power steering Plus. Important Notice: Technical Bulletins issued by Porsche Cars North America, Inc. are intended only for use by professional automotive technicians who have attended Porsche service training courses. They are written to inform those technicians of conditions that may occur on some Porsche vehicles, or to provide information that could assist in the proper servicing of a vehicle. Porsche special tools may be necessary in order to perform certain operations identified in these bulletins. Use of tools and procedures other than those Porsche recommends in these bulletins may be detrimental to the safe operation of your vehicle, and may endanger the people working on it. Properly trained Porsche technicians have the equipment, tools, safety instructions, and know-how to do the job properly and safely. If a particular condition is described, do not assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See your authorized Porsche Dealer for the latest information about whether a particular technical bulletin applies to your vehicle. Part numbers listed in these bulletins are for reference only. Always check with your authorized Porsche dealer to verify the current and correct part numbers. The work procedures updated electronically in the Porsche PIWIS diagnostic and testing device take precedence and, in the event of a discrepancy, the work procedures in the PIWIS Tester are the ones that must be followed. © Porsche Cars North America, Inc. Dealership Distribution Routing Service Manager _______ Shop Foreman _______ Service Technician ________ _______ _______ _______ Asst. Manager _______ Warranty Admin. _______ Service Technician ________ _______ _______ _______ Dr. Ing. h.c. F. 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Porsche recommends seat belt usage and observance of traffic laws at all times. Printed in the USA 2016© Porsche Cars North America, Inc. Tequipment Mar 2, 2016 Page 3 of 3