chapter 32 page 798. scanner uses retrieve fault codes for: powertrain control systems ...
TRANSCRIPT
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CHAPTER 32
Page 798
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SCANNER USES
RETRIEVE FAULT CODES FOR: POWERTRAIN CONTROL SYSTEMS TRANSMISSION CONTROL SYSTEMS SPEED CONTROL, AIR BAGS ELECTRICAL ACCESSORIES ANTI-LOCK BRAKES SUSPENSION SYSTEMS PERFORM FUNCTION TESTS
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DESIGNS
HARD WIRED SCANNERS (FIRST ONES NOT UPDATABLE)
REMOVABLE MODULES (SOFTWARE)
MANUFACTURE SPECIFICGENERIC (Like OBDII)MULTIPLE CONNECTOR/ADAPTERS
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SNAP-ON SCANNER
Page 800
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SNAP-ON SOLUS
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SNAP-ON MODIS
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OTC SCANNER Monitor 4000 E
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VETRONIX MASTERTECH
Scanner and Lab ScopeMulti-meterRecording CapabilityCan hook up to PrinterTechnician’s Shop Functions
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VETRONIX TECH II
Scanner and Lab ScopeMulti-meterRecording CapabilityCan hook up to Printer
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OTC VISION
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OTC GENISYS
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SCANNER BRANDS OTC 2, 4, 2000, 4000 4000E GENISYS GENERIC SNAP-ON GENERIC TIF GENERIC HICKCOCK NEW GENERATION STAR AND
FORD SUPERSTAR KENT MOORE , TECH GM DRB II AND III MOPAR NISSAN CONSULT
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SCANNER USE
Make sure key is off when you hook up scanner to the car
Must Power up and Ground to vehicle Must Program to vehicle Must make sure correct software Make sure correct cables connectors Make connections to self test connector Make sure you are connected to correct
connector Perform tests in correct sequence
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FORD SELF-TEST CONNECTOR Located under hood
on earlier cars New OBDII
connector located under dashboard
Some Ford products have a Malfunction Indicator Light (MIL)
Page 803
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FORD SELF-TEST CONNECTOR
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GM ASSEMBLY LINE DATA LINK (ALDL)
Located under dash 4, 5, 12 terminal connector Each terminal for different function
Pg 787
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LATE MODEL GM ALDL
E - Serial Data slow F - TCC G - Fuel Pump H - ABS J - Optional K - Air Bag M Serial Data fast
PAGE 791
•A - Ground •B - Diagnostic Req.•C - Air Injection•D - MIL Light
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LATE MODEL GM ALDL
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CHRYSLER ALDL
Located Under Hood Usually near a strut
tower or along fender well
Page 805
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CHRYSLER ALDL
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OBD IIData Link Connector (DLC)
Mounted in standard location
16 pin with 9 pins defined by SAE
Cannot jump across any pins to display codes on MIL
Any Scanner should access Data Stream
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OBD IIData Link Connector (DLC)
16 pin with 9 pins defined by SAE
But the car companies can’t agree on everything so we have to insert different keys to read the data.
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NISSAN FLASH CODE TESTING
Has no digital code readout Must put PCM into self-diagnostic mode and
read flash of led.
Page 806
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SCANNER FEATURES
Some scanners have built in printerSome scanners have graph or lab
scope capabilitiesMost scanners have “freeze” modeSome scanners have diagnostic
information available such as common problems, technical service bulletins ref.
Engine Analyzers have scanners also
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CODES Single Digit Double Digit Triple Digit OBDII KOEO KOER Continuous
Page 798, 804, 806
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Other Scan optionsLab topsPalm PilotsCode Readers