personal vehicle diagnostic interpreter
DESCRIPTION
Personal Vehicle Diagnostic Interpreter. Grandma. Photo courtesy of Getty Images. History. 1980 On-board computers – self diagnostic capability – no uniformity 1990s Introducing On-board networks 1994-1996 On-Board Diagnostics, version II – mandated uniformity. Automobile Repair Complaints. - PowerPoint PPT PresentationTRANSCRIPT
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PVDI personal vehicle diagnostic interpreter
Personal Vehicle Diagnostic Interpreter
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PVDI personal vehicle diagnostic interpreter
Grandma
Photo courtesy of Getty Images
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PVDI personal vehicle diagnostic interpreter
History
• 1980 On-board computers – self diagnostic capability – no uniformity
• 1990s Introducing On-board networks
• 1994-1996 On-Board Diagnostics, version II – mandated uniformity
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PVDI personal vehicle diagnostic interpreter
Automobile Repair Complaints
• # 1 Automobile dealers - new and used• # 3 Auto repair shops• # 9 Automobile dealers - used only
These three total 34,316 complaints for 1998
Better Business Bureau http://216.46.241.4/advertising/alerts/20000201.asp
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PVDI personal vehicle diagnostic interpreter
Auto Repair FraudAuto Fraud
45%
30%
15%
10%
Replaced New Parts Repairs Never Done Replace More Parts Other
•Some stores implicated : Sears, Midas, Montgomery Ward, K-Mart Auto Center, Goodyear*
* www.carinfo.com/repair2.html
• Replacing brand new parts
• Charging for repairs that were never done
• Replacing more parts than necessary
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PVDI personal vehicle diagnostic interpreter
Fraud Cost!
Estimated $5 billion annual cost**
** California Department of Consumer Affairs, October 27, 1999
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PVDI personal vehicle diagnostic interpreter
Objectives• TO CREATE A PRODUCT THAT WILL:
1. be easy to install and operate 2. reduce anxiety, stress, and inconvenience due to auto repairs 3. increase the safety of drivers/ passengers 4. save owners money on some motor vehicle repairs. 5. reduce mistaken &/or fraudulent repairs
6. serve as the first major step in on-board system diagnostics
7. make a nice profit for the project team and investors
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PVDI personal vehicle diagnostic interpreter
Organization Chart
M an u fac tu re r M arke tin g Team
P rod u c t L iab lity L aw yer
Tech n ica l W rite r
2 P rog ram m ers A u tom otive E n g in eer M ech an ics
S tep h an ie C ru m bS oftw are
E lec trica l E n g in eer
H ich am /H anH ard w are
Tech S u p p ort S ys tem A d m in
W eb m as te rJen ife r D an ie ls
M ike R a in esM an ag er
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PVDI personal vehicle diagnostic interpreter
Demo
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PVDI personal vehicle diagnostic interpreter
Data Flow Diagram
From the Inside
From the Outside
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PVDI personal vehicle diagnostic interpreter
Software Flow Chart
Button Press – Diagnose
Are there any trouble codes?
Display “No current problems”
message
EXIT
Is code protocol
supported?
Get trouble code – valid?
Does code have an associated message?
Message being used already in message queue
(flag set?)
Display message
Button Press Save
Button Press Erase
Button Press Next / Ignore
Write code and Message to
memory database
Clear Message from display
queue clear set flag
Display error
Yes
Yes
Yes
Yes
No
Yes
No
No
No
No
Yellow = CS 250 Contracting
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PVDI personal vehicle diagnostic interpreter
Functional Specs• Plug, cable and protocol and processor-to-protocol
converter must conform to SAE standards• User input - 4 buttons providing the modes :
– Read DTCs and Ams -- Erase codes– Save codes -- Retrieve saved codes
• Processor - 68HC11• Storage memory - 4 MB flash card• LCD display- 40 characters per line and ten lines, backlight • Enclosure – measurements: 4” X 3” X 2” It must be
rugged and secure as to prevent damage to the inside, outside and plug
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PVDI personal vehicle diagnostic interpreter
Dimensions
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PVDI personal vehicle diagnostic interpreter
Scope
• Only 1995 and newer cars and light trucks
• Supports OBD II protocol only• Not a mechanics substitute • Not a common sense substitute• Not supercede owners manual
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PVDI personal vehicle diagnostic interpreter
Milestones• Milestone 1(Functional Spec complete) All
the hardware is defined and available within estimated price range to build PVDI
•Milestone 2 (Database Completion) Database for the output message will be finished for reviewing of the lawyer and mechanic•Milestone 3(Prototype I) Individual software component completion
•Milestone 4 (Prototype II) Hardware and software components put together
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PVDI personal vehicle diagnostic interpreter
Prototype I
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PVDI personal vehicle diagnostic interpreter
Contracts
• All contracts include project plan, objectives, scope, functional components, functional specs, and schedule as part of contract
• Contacts and deadlines• Specific remedies for violations• Spirit of cooperation and
communication
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PVDI personal vehicle diagnostic interpreter
Risk Mitigation
• Property damage & personal injury liabilities
• Competition • Contractor/supplier delays• OBDIII changes• Patent
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PVDI personal vehicle diagnostic interpreter
Has this been done before?
NO•The PVDI is portable
•Gives descriptive messages
•Gives priority numbers to codes
•Is easy to use
•Theirs is extremely complicated – useless for average consumer
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PVDI personal vehicle diagnostic interpreter
Contractor Budget
ResourceTime
(months) $(K)
Programmer 1 (4k/month) 6 24Programmer 2 (4k/month) 6 24Electrical Engineer (4K/month) 6 24Automotive Engineer (4K/month) 6 24
Total: $96K
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PVDI personal vehicle diagnostic interpreter
Consulting BudgetResource Time
(months)$(K)
Senior Marketing Consultant
12 200
Lawyer (300$/hour, 3hours/day)
3 54
Mechanic (8K/month) 3 24Mechanic (8K/month) 3 24Technical Support (25K/person/year)
12 25
Total: $327K
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PVDI personal vehicle diagnostic interpreter
Hardware BudgetResource $/Item
OBD-II cable/connector 40Special-Purpose Processor 10LCD Device 45RS232 Interface 65Additional Memory (4Megs) 8Total: $168
$168.00 at per item retail but if purchases in 5,000 quantity = $100Per item manufacturing, packaging, distribution = $40
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PVDI personal vehicle diagnostic interpreter
Documentation Budget
Resource Time (months)
$(K)
1-800 Number (1,800$/month)
12 22
Patent N/A 3.5Technical Writer 12 43Total: $68.5K
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PVDI personal vehicle diagnostic interpreter
Development BudgetEquipment Quantity $
Personal Computer 5 6000AVT 716 multiple Interface RST32 Development Tool 1 6000Software (outlook, Visual C++, MS Office) 1 1907Printer 1 2000Network Cables (50 ft) 8 320Hub 2 266Firewall 1 577DSL 1 768Total: $17,838
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PVDI personal vehicle diagnostic interpreter
Total Budget
Expenses (total) $1,209,338 Overhead $483,735 Total Budget $1,693,073
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PVDI personal vehicle diagnostic interpreter
Survey Results
Would you buy a PVDI?
8%
92%Survey conducted by the PVDI team of 137 people
Would you go to XYZ store if they checked your car w ith the PVDI for
free?
yes
95%
no
5%
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PVDI personal vehicle diagnostic interpreter
Break even
Units to break even
8465
7874
7524
7054
0 2000 4000 6000 8000 10000
$265
$285
$300
$325
Pri
ce
# of units sold
#of unts to break even
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PVDI personal vehicle diagnostic interpreter
Schedule
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PVDI personal vehicle diagnostic interpreter
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PVDI personal vehicle diagnostic interpreter
Conclusion• Addresses societal problems
• First product to address these issues adequately
• Can be built with current technology
• Will save the consumer stress/ money
• Will be profitable
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PVDI personal vehicle diagnostic interpreter
Will be ready in time for 2001 Holiday Season
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PVDI personal vehicle diagnostic interpreter
Questions
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PVDI personal vehicle diagnostic interpreter
Trouble Codes Screen Shot
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PVDI personal vehicle diagnostic interpreter
Diagnostic Freeze Frame Screen
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PVDI personal vehicle diagnostic interpreter
Deliverables
• Preliminary project concept plan• Feasibility/ milestones/final presentation for
customer• Product web site operational• Tables (AM and DTC)• Testing data• Prototype 1 (pc version)• Prototype 2 (box)• First units manufactured
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PVDI personal vehicle diagnostic interpreter
ODB 3• Sophisticated sensors, monitoring
telemetry and emissions• Fourth Amendment Issues • Uses transmitters to send data to
satellites– Coupled with GPS = gov can find your car– Rat you out! “The specter of having Big Brother in every
engine compartment and driving a vehicle that rats on itself anytime it pollutes is not one that would appeal to many motorists.”
– http://www.me.umn.edu/~byronr/vw/obd3.txt Lary Carley
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PVDI personal vehicle diagnostic interpreter
Auto StoresNo. Nationwide
No. States w Stores
No. Employees
665 37 28,000
1400 37 23,000
1900 40 40,000
2800 U U
•pepboys.com/company/facts/factsheet.shtm•** advanced-aut0.com/history.html
*
**
†
‡
† autovalue.com/stores.html‡ autozone.com/aboutus/presskit/body_presskit.htm