craftsman 20899 user manual

craftsman 20899 user manual

VIEWING ABS DTCs. ERASING DIAGNOSTIC TROUBLE CODES (DTCs).IntroductionAll 1996 and newer vehicles (cars,One of the most exciting improvements in theThen came the development of OBD2, which isOBD2 was adopted as part of a government mandate to lower vehicleThis sophisticatedOBD2 port, which is usually found under the dashboard. For all OBDENGINE” light to warn the driver, and sets a Diagnostic Trouble CodeA special diagnostic tool,The Enhanced CanOBD2 Diagnostic Tool provides the additional ability. The types ofTo learn more about vehicle Computer Control Systems and. OBD2, see COMPUTER ENGINE CONTROLS on page 15. Craftsman 87702Easy To View....Status.Diagnostic Tool’s LCD display screen. System Status is indicated by LEDEasy To Define....Tool’s LCD display.Craftsman 87702. Safety PrecautionsTool before reading this manual. This manual describes common test procedures usedMany test proceduresWhen an engine is running, it produces carbon monoxide,To prevent serious injury orTo protect your eyes from propelled objects as well as hotWhen an engine is running, many parts (such as theKeep a safe distance from these parts as well as otherEngine parts become very hot when the engine is running. To prevent severe burns, avoid contact with hot engineBlock the drive wheelsConnecting or disconnecting test equipment when theTurn the ignition OFFFuel and battery vapors are highly flammable. To preventAbout the Diagnostic ToolOBD2 compliant vehicles. All 1996 and newer vehicles (cars and lightFederal law requires that all 1996 and newer cars and lightSome 1994 and 1995 vehicles are OBD2 compliant. To find out if aCertified.”OBD2 compliant vehicles must have aData. Link. Connector (DLC).Emissions Control Label stating “OBD II Certified” are OBD2Data Link Connector (DLC) Location. The 16-pin DLC is usuallyCraftsman 87702If the DLC cannot beAlkaline-type batteries).Adjustments After Battery Installation.http://scro.ru/pic/canon-fax-machine-jx210p-manual.xml

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The first time the unit is turned on, you must select the desired displayLanguageSETTINGS” on page 60 for further instructions.Diagnostic Tool ControlsSee Figure 1 for the locations of items 1 through 12, below.Monitor status.When the Diagnostic Tool is connected to a vehicle, links the. Diagnostic Tool to the vehicle’s PCM to retrieve diagnostic data fromCraftsman 87702When retrieving andA “Pending”In this case, the Malfunction Indicator (“Check Engine”) lamp on theDiagnostic Tool functions and Monitor status information. See. DISPLAY FUNCTIONS, on next page, for more details.Connector (DLC).Diagnostic Tool ControlsSee Figure 2 for the locations of items 1 through 14, below.When a Monitor icon isDiagnostic Tool is linked to a personal computer. Optional softwareLEDs will light up as a last resort indicator to warn you that theNo data will be displayed on screenCraftsman 87702MIL on the vehicle’s dashboard to light.If “01” is a “Pending” code, there may or may not beOnboard DiagnosticsElectronic Computer Control Systems make it possibleState and Federal Governments. As a result of increased air pollution (smog) in large cities,Most vehiclesFederal Government. Precise fuel delivery and spark timing are needed to reduce vehicleThis made it difficult for vehicle manufacturersA new Engine Control System had to be designed and integrated withThe new system hadVehicle Computer Control Systems can perform millions of calculationsBy switching from mechanical to electronicSome newer Computer Control. Systems also provide control over other vehicle functions, such asCraftsman 87702The Computer Control System consists of an on-boardThe on-board computer is the heart of the Computer. Control System.http://www.connect-senior.com/uploades/userfiles/canon-fax-l380-service-manual.xml

The computer contains several programsSeparate values are provided for various driving conditions,These values are programmedMost on-board computers are located inside the vehicle behind the dashboard,Vehicle sensors, switches, and actuators are located throughout theThese devices include oxygen sensors, coolant temperature sensors,Sensors and switches areActuators are output devices. TheyThe on-board computer receives information inputs from sensors andThese devices monitor criticalThe computer compares the values received from these sensors with itsThe computer makes adjustments byEGR valve or Ignition Module to perform these actions.Idle Air Control. EGR Valve. Ignition Module. On-Board. ComputerThrottle Position Sensor. Fuel InjectorsCraftsman 87702. Onboard DiagnosticsThe computerOn-Board Diagnostics - First Generation (OBD1). With the exception of some 1994 and 1995 vehicles,Beginning in 1988, California’s Air Resources BoardThe program would beThe computer also assigns a numeric code for each specific problemThese codes can be retrieved from the computer’s memory with the useOn-Board Diagnostics - Second Generation (OBD2). In addition to performing all theThe OBD2 System is. OBD2 System has been enhanced withOBD1 System.The California Air Resources Board (CARB) conductedThe information that wasThese components wereCraftsman 87702The emissionAs a result, a significant number ofTo address the problems made evident by this study, CARB and the. EPA passed new laws and standardization requirements. These lawsThe Main Objectives of the OBD2 System are:This includes a setMonitors performOBD2 Terminology. The following terms and their definitions are related to OBD2 systems. Read and reference this list as needed to aid in the understanding of. OBD2 systems.Onboard DiagnosticsMost PCMs also have the ability toPCM. The PCM utilizes these programs to run diagnostic tests, andCurrently, up to fifteen. Monitors are used in OBD2 systems.

Additional Monitors will beNot all vehicles support all fifteen Monitors.These “conditions” are known as “Enabling Criteria.” TheSome MonitorsOthers may require a set ofThe “Trip Drive Cycle” for a particular Monitor begins when theCraftsman 87702DIAGNOSTIC TROUBLE CODES (DTCs)These conditions mayAn OBD2 Drive CycleOBD2 Drive Cycle requirementsVehicle manufacturersConsult your vehicle’s service manual for. OBD2 Drive Cycle procedures. Do not confuse a “Trip” Drive Cycle with an OBD2 Drive Cycle. AMonitor to run and complete its diagnostic testing. An OBD2 Drive. Cycle must meet the “Enabling Criteria” for all Monitors on aThe PCM usesWhen no faults related to theDIAGNOSTIC TROUBLE CODES (DTCs). Diagnostic Trouble Codes (DTCs) are. Diagnostic TroubleCodes (DTCs) areDTCs are alphanumeric codes that are used to identify aEach troubleOBD2 diagnostic trouble codes are made up of five characters:It identifies theIt identifies theGeneric DTCs are codes that are used by all vehicle manufacturers. The standards for generic DTCs, as well as theirOnboard Diagnostics. DIAGNOSTIC TROUBLE CODES (DTCs). Manufacturer-Specific DTCs are codes that are controlled by theThe Federal Government does not requireDTCs in order to comply with the new OBD2 emissions standards. However, manufacturers are free to expand beyond theIt identifies the specific system or sub-system where the problem isChassis. Powertrain. NetworkSpecific Codes. Identifies the system where the problem isControlsSystemA - Hybrid Propulsion. B - Hybrid Propulsion. C - Hybrid Propulsion. Identifies what section of the systemCraftsman 87702DIAGNOSTIC TROUBLE CODES (DTCs). DTCs and MIL Status. When the vehicle’s on-board computer detectsThe diagnosticIndicator Lamp (MIL).

Some faults require detection for two trips in a rowThe “Malfunction Indicator Lamp” (MIL) is the accepted termSome manufacturers may still call this lamp a “Check Engine”There are two types of DTCs used for emissions-related faults: Type “A”When a Type “A” DTC is found on the First Trip, the following eventsIf the conditionThis information shows fuel system statusWhen a Type “B” DTC is found on the First Trip, the following eventsThe Pending DTC is saved in theThe MIL will stay lit for both Type “A” and Type “B” codes until one ofOnboard DiagnosticsMIL “Off” if no other emissions-related faults are present. However,DTCs are automatically erased if the fault that caused them to beAfter the MIL has been turned off, DTCs and Freeze FrameMIL. See ERASING DIAGNOSTIC TROUBLE CODES (DTCs) onDiagnostic Tool or Scan Tool is used to erase the codes, Freeze. Frame data will also be erased.The program has severalEach procedure or diagnosticThese tests ensureCurrently, fifteen Monitors are supported by OBD2 systems. AdditionalOBD2 system grows and matures. Not all vehicles support all fifteen. Monitors. Additionally, some Monitors are supported by “spark ignition”Monitor operation is either “Continuous” or “Non-Continuous,”Continuous Monitors. Three of these Monitors are designed to constantly monitor their. Continuous Monitors run constantly when the engine is running. The. Continuous Monitors are. Comprehensive Component Monitor (CCM). Misfire Monitor. Fuel System Monitor. Craftsman 87702The other twelve Monitors are “non-continuous” Monitors. “Noncontinuous” Monitors perform and complete their testing once per trip. The “non-continuous” Monitors are. Oxygen Sensor Monitor. Oxygen Sensor Heater Monitor. Catalyst Monitor. Heated Catalyst Monitor. EGR System Monitor. EVAP System Monitor. Secondary Air System Monitor. The following Monitors became standard beginning in 2010. The majority of vehicles produced before this time will notNMHC Monitor. NOx Adsorber Monitor.

Boost Pressure System Monitor. Exhaust Gas Sensor Monitor. PM Filter Monitor. The following provides a brief explanation of the function of each Monitor. Comprehensive Component Monitor (CCM) - This MonitorRationality: Each input signal is compared against all otherExample: The signal from the throttle position sensor indicatesBased on the input data, the computerThe CCM is supported by both “spark ignition” vehicles andThe CCM may be either a “One-Trip” orOnboard DiagnosticsCorrection program, called Fuel Trim, inside the on-boardThis program is. The program is designed toIf the correctionThe Fuel System Monitor is supported by both “spark ignition” vehiclesThe Fuel System Monitor may be aMisfire Monitor - This Monitor continuously checks for engine misfires. A misfire occurs when the air-fuel mixture in the cylinder does not ignite. The misfire Monitor uses changes in crankshaft speed to sense an engineThe misfire Monitor is designed to sense engine speed fluctuations andIf a fault is sensedIf the fault isWhen a Type 2If the computer determines that a. Type 2 misfire is severe, and may cause catalytic converter damage,The Misfire Monitor is supported by both “spark ignition” vehicles andCatalyst Monitor - The catalytic converter is a device that isIt helps to oxidizeSome materialsThe computer checks the efficiency of the catalytic converter byOne sensor is locatedCraftsman 87702In this case, the monitor fails the test. The Catalyst Monitor is supported by “spark ignition” vehicles only. The. Catalyst Monitor is a “Two-Trip” Monitor. If a fault is found on the firstPending Code. The computer does not command the MIL on at this time. If the fault is sensed again on the second trip, the computer commandsHeated Catalyst Monitor - Operation of the “heated” catalyticThe main differenceThis helps reduce emissions by reducing theThe Heated Catalyst.

Monitor performs the same diagnostic tests as the catalyst Monitor, andThe Heated Catalyst Monitor is supported by “spark ignition” vehiclesExhaust Gas Recirculation (EGR) Monitor - The Exhaust Gas. Recirculation (EGR) system helps reduce the formation of OxidesThis reducesThe EGR Monitor is supported by both “spark ignition” vehicles andThe EGR Monitor is a “Two-Trip”. Monitor. If a fault is found on the first trip, the computer temporarilyThe computer doesIf the fault is sensed again on theEvaporative System (EVAP) Monitor - OBD2 vehicles areThe EVAP systemFumes are carried from the fuel tank to the charcoal canister by hosesThe computerThe computer energizes or de-energizes the purgeThe purge solenoid opens aOnboard DiagnosticsThe EVAP Monitor checksThe EVAP Monitor is supported by “spark ignition” vehicles only. The. EVAP Monitor is a “Two-Trip” Monitor. If a fault is found on the first trip,Code. The computer does not command the MIL on at this time. If theOxygen Sensor Heater Monitor - The Oxygen Sensor Heater. Monitor tests the operation of the oxygen sensor’s heater. ThereWhen the vehicle is running in open-loop, theClosed-loop operation is the best condition for both vehicle emissionsWhen the vehicle is operating in closed-loop, the. In order for the computer to enter closed-loop operation, the oxygenThe Oxygen Sensor Heater Monitor is supported by “spark ignition”Monitor. If a fault is found on the first trip, the computer temporarilyThe computer doesIf the fault is sensed again on theOxygen Sensor Monitor - The Oxygen Sensor monitors howIt generates a varyingThe computer uses this.

If the exhaust gas hasIf the exhaust gas has very littleThe oxygen sensor onlyA properly operatingCraftsman 87702The Oxygen Sensor Monitor is supported by “spark ignition” vehiclesIf a fault isThe computer does not command the MILSecondary Air System Monitor - When a cold engine is firstDuring open-loop operation,A vehicle running rich wastes fuel andThe Secondary Air System Monitor checks for component integrity andThe computer runsThe Secondary Air System Monitor is a “Two-Trip” monitor. If a fault isThe computer does not command the MILNon-Methane Hydrocarbon Catalyst (NMHC) Monitor - TheIt helps to remove non-methane hydrocarbons (NMH) left over from theTo accomplish this, heatThe computer checks the efficiency of theThe NMHC Monitor is supported by “compression ignition” vehicles only. The NMHC Monitor is a “Two-Trip” Monitor. If the fault is sensed again on the second trip, the computer commandsOnboard DiagnosticsNOx Aftertreatment is designed to reduceThe zeolite acts as aNO2 in particular is unstable, and will join withThe NOx Aftertreatment MonitorThe NOx Aftertreatment Monitor is supported by “compression ignition”The computer does not command the. MIL on at this time. If the fault is sensed again on the second trip, theBoost Pressure System Monitor - The boost pressure systemThis increase inThe Boost Pressure System Monitor checks for component integrity andThe computer runsThe Boost Pressure System Monitor is supported by “compressionThe Boost Pressure System Monitor is a “TwoTrip” Monitor.

If a fault is found on the first trip, the computer temporarilyThe computer doesIf the fault is sensed again on theExhaust Gas Sensor Monitor - The exhaust gas sensor is usedThe Exhaust Gas Sensor Monitor is supported by “compression ignition”If a fault is found on the first trip, the computer temporarily saves theThe computer does notIf the fault is sensed again on theCraftsman 87702This forces the exhaust gas to flowThe computer monitors the efficiencyThe PM Filter Monitor is supported by “compression ignition” vehiclesIf a fault is found onPending Code. The computer does not command the MIL on at this time. If the fault is sensed again on the second trip, the computer commandsOBD2 Reference Table. The table below lists current OBD2 Monitors, and indicates the followingOnce per trip)Craftsman 87702. Onboard DiagnosticsMonitorComponent Monitor. ContinuousContinuousContinuousContinuousCatalytic Converter. Monitor. Once perMonitor. Once perHeater Monitor. Once perRecirculation (EGR). Once perEmissions Controls. Once perSystem (AIR) Monitor. Once perOnce perMonitor. Once perSystem Monitor. Once perOnce perBy having a complete account ofPlease check all applicable items in each category.Preparation for TestingWill not crankDuring steady-speedWhen parkingEngine knocks, pings orLacks powerCraftsman 87702Shifts too early or too late. Changes gear incorrectlyJerks or bucks. AfternoonLong - more than 10 miles. Stop and go. While turning. While braking. At gear engagementDuring acceleration. Mostly driving downhill. Mostly driving uphill. Mostly driving level. Mostly driving curvyMostly driving roughHighway. Park vehicle inside. Park vehicle outsideDrive 10 to 50 miles per day. Drive more than 50 miles perMore than 91 OctaneNever ONBurning oil. ElectricalKnockOther. Craftsman 87702. Preparation for TestingMechanical problems such asFix any known mechanical problems before performing any test.

SeeCheck the following areas before starting any test:Make sure allCheck the air filter ducts forCheck for cracked,Make sure all hoses areCheck for proper battery andMake sure wire insulation is in good condition, and there are no bareIf needed, perform aCraftsman 87702Contact your local carNewbury Park, California 91320. Phone: 800-442-9637. Web: www.haynes.comPoway, California 92064. Phone: 888-724-6742. Web: www.m1products.comTroy, Michigan 48098. Phone: 800-426-6867. Web: www.motor.comManualsHighland Park, Michigan 48203. Phone: 800-782-4356. Web: www.helminc.com. Using the Diagnostic ToolNever replace a part based only on the DTC definition. Each DTC has a set of testing procedures, instructionsThis information is found in theAlways refer to the vehicle'sCheck your vehicle thoroughly before performingALWAYS observe safety precautions whenever working on aConnector (DLC). See page 5 forSome DLCs have a plastic coverIf the Diagnostic Tool is ON, turn itThe cable connector is keyed and will only fit one way.Craftsman 87702Check your fuseDO NOT start the engine.A PROTOCOL is a set of rules and procedures forKeyword 2000, J1850 PWM, J1850 VPW and CAN) are inThe Diagnostic ToolFailed” message shows on the. Diagnostic Tool’s LCD display.See VEHICLES. COVERED on page 5 for vehicle compliance verificationCraftsman 87702. Using the Diagnostic ToolIf no codes (includingFreeze Frame Data is presently stored in the vehicle’sRefer to DISPLAY FUNCTIONS on page 9 for a description of LCD display elements.A solid Monitor iconFreeze Frame data is always associated with the “Priority. If the FREEZE FRAME icon is lit when the “Priority Code”In the case of long code definitions, a small arrow isThe green, yellow and red LEDs are used (with the LCDCraftsman 87702Diagnostic Tool’s LCD display, andPending code is present. CheckPending code is confirmed byDiagnostic Tool’s LCD display.

DTC’s present in the vehicle’sAll Monitor icons that are blinkingMonitor icons that are solid have run and completed theirTool’s screen). In this case, the. Multifunction Indicator (Check Engine)Craftsman 87702. Using the Diagnostic ToolGeneric (Universal). All Generic DTC definitions are the sameThe Diagnostic ToolDTC’s that start with “P1” and someManufacturer. SpecificIf the manufacturer for your vehicle is not listed, use theIf the Manufacturer SpecificDiagnostic Tool’s LCD display.To re-establish communication, press theDiagnostic Tool will scroll and display the next DTC in sequenceIf more than one malfunction is present that causes moreRetrieved information can be uploaded to a Personal. Computer (PC) with the use of optional software (seeTool’s LCD display for any retrieved Diagnostic Trouble Codes,Manual for testing instructions, testing procedures, and flowWORKSHEET on page 28 and take it together with the retrievedFrame data (if any) will remain in the Diagnostic Tool’s memory,Diagnostic Tool’s batteries are removed, or if the Diagnostic. Using the Diagnostic ToolThe “enhanced” mode provides the ability to retrieve enhanced DTCs. The types of enhanced data available dependsTo view Enhanced DTCs:Retrieval screen, press and release theEnhanced DTCs, then press theMenu depends on the type(s) of DTC(s) returned during the codeSelect Manufacturer screen displays. Use the DOWNJeep, Ford, Mazda, General Motors. Isuzu, Honda, Acura, Toyota or Lexus. An advisory message displays. PressMenu. Enhanced data is not availableCraftsman 87702Failed” message shows on the. Diagnostic Tool’s display.Refer to DISPLAY FUNCTIONS on page 9 for a description of. LCD display elements.LCD display.In the case of long code definitions, or when viewing. Freeze Frame data, a small arrow is shown in theUsing the Diagnostic ToolDTC’s are presently stored in thePress the MMain Menu.

Whenever the Scroll function is used to view additional codes,To re-establish communication, press theDiagnostic Tool returns to the Main Menu screen.Mazda Enhanced DTCs are available for Mazda-branded. Ford vehicles only. When the Diagnostic Tool enters the “enhanced” mode (and Ford isEngine Off) Test” or “KOER (Key On Engine Running) Test.”When choosing to view KOER. Test DTCs, start the vehicle’sFailed” message shows on the. Diagnostic Tool’s display.Craftsman 87702Diagnostic Tool’s display.Perform test procedures as appropriate.OFF, then back ON. Press theRefer to DISPLAY FUNCTIONS on page 9 for a description of. LCD display elements.The upper right hand corner of theThe Diagnostic Trouble Code (DTC)Freeze Frame data, a small arrow is shown in theUsing the Diagnostic ToolDTC’s are presently stored in thePress the MWhenever the Scroll function is used to view additional codes,To re-establish communication, press theDiagnostic Tool returns to the Main Menu screen.When the Diagnostic Tool enters the “enhanced” mode (and GM isFailed” message shows on the. Diagnostic Tool’s display.Refer to DISPLAY FUNCTIONSDiagnostic Tool is being poweredDiagnostic Tool is linked to (communicating with) the vehicle’s computer. Craftsman 87702In the case of long code definitions, or when viewing FreezeDTC’s are presently stored in thePress the MWhenever the Scroll function is used to view additional codes,To re-establish communication, press theDiagnostic Tool returns to the Main Menu screen.When the Diagnostic Tool enters theFailed” message shows on the. Diagnostic Tool’s display. Using the Diagnostic ToolRefer to DISPLAY FUNCTIONS on page 9 for a description of. Freeze Frame data, a small arrow is shown in theDTC’s are presently stored in thePress the MMain Menu.Whenever the Scroll function is used to view additional codes,To re-establish communication, press theDiagnostic Tool returns to the Main Menu screen. Craftsman 87702Failed” message shows on the. Diagnostic Tool’s Display.

Refer to DISPLAY FUNCTIONS on page 9 for a description of. Freeze Frame data, a small arrow is shown in theDTC’s are presently stored in thePress the MCraftsman 87702. Using the Diagnostic Tool. VIEWING ABS DTCsWhenever the Scroll function is used to view additional codes,To re-establish communication, press theDiagnostic Tool returns to the Main Menu screen.VIEWING ABS DTCsReading ABS DTCsSelect Manufacturer screen displays. Use the DOWNCraftsman 87702VIEWING ABS DTCsTool’s display.Refer to DISPLAY FUNCTIONS on page 9 for a description of. LCD display elements.LCD display. If the definition for the currentlyDiagnostic Tool’s display.DTCs. In the case of long code definitions, a small arrow is shown inPress the MMenu.Craftsman 87702. ERASING DIAGNOSTIC TROUBLE CODES (DTCs)To re-establish communication, press theDiagnostic Tool returns to the Main Menu screen.ERASING DIAGNOSTIC TROUBLE CODES (DTCs). When the Diagnostic Tool’s ERASE function is used toIf you plan to take the vehicle to a Service Center for repair, DO NOTIf the codes are erased,Erase DTCs from the computer's memory as follows. When DTCs are erased from the vehicle's computer memory, the. To set all of the MonitorsRefer to your vehicle's service manual for information on how toThe Diagnostic Tool must be connected to the vehicle’s DLCIf you pressDiagnostic Tool to the vehicle's DLC. Diagnostic Tool is already connectedDiagnostic Tool’s LCD and thenCraftsman 87702ABS DTCs as described on page 47. Wait until the codes areIf you are sure you want to proceed,NO, then press the ENTERErasing DTCs does not fix the problem(s) that caused the code(s)Craftsman 87702. Using the Diagnostic ToolAnd much more. Please visit www.innova.com for additional information. Hardware Requirements:Minimum System Operating Requirements:Support tab, then choose Download.Address and Password. If you have not yet established an account, you mustGovernment to meet federal clean-air standards.

The program requires that a vehicle be taken periodically to anEmissions Tests are generally performed once aCraftsman 87702One of the tests instituted by the FederalEmissions tests vary depending on the geographic or regionalIf the vehicle isIf the vehicle is registered in a ruralMaintenance testing. State and Federal Governments enacted Regulations, Procedures and. Emission Standards to ensure that all emissions-related componentsIt also requires vehicleThe vehicle's emissions control system consists of several componentsSystem, etc.) that aid in reducing vehicle emissions. To have an efficient Vehicle Emission Control System, all the emissionsrelated components and systems must work correctly whenever theTo comply with State and Federal Government regulations, vehicleCatalytic Converter, EGR Valve, Fuel System, etc.) to ensure theirTo learn more about Emissions Inspection and Maintenance. Each Monitor has a specific function to testThe names ofMonitor, EGR Monitor, Misfire Monitor, etc.)Monitor is designed to test and diagnose.Using the Diagnostic Tool. Monitor Status InformationMonitor status onlyWhen a vehicle first comes from the factory, all MonitorsThis indicates that all MonitorsRUN” status remains in the computer's memory, unless the. Diagnostic Trouble Codes are erased or the vehicle'sInformation to help you determine if the vehicle is ready for an. Emissions Test (Smog Check). In addition to retrieving DiagnosticBefore an Emissions Test (Smog Check) can be performed, yourCraftsman 87702The green, yellow and red LEDs provide a quick way to help youFollow the instructions below to perform the Quick Check. Perform the CODE RETRIEVAL PROCEDURE as described on pageThe vehicle isCheck), and there is a good possibilityEmissions Test (Smog Check) to beDiagnostic Trouble Code.Emissions Test (Smog Check) toMonitors have run their selfdiagnostic testing before an. Emissions Test (Smog Check)Using the Diagnostic Tool.

From the code retrieval procedure, determine the status of. Take this information to an emissions professional toA vehicle displaying a red LED is definitelyCheck). The red LED is also an indicationTool's screen). The Multifunction IndicatorIf the Red LED or flashing RED and YELLOW LEDs were obtained,In these cases,If you are going to perform theOn some vehicle models, the computer will store non-emissionIf the Diagnostic Tool retrievesUse the followingCraftsman 87702Tool to the vehicle's DLC and erase the code or codes from theTROUBLE CODES (DTCs) from the vehicle's on-board computer.Diagnostic Tool connected to the vehicle, and perform a Trip Drive. Misfire, Fuel and Comprehensive Component Monitors runConsult theMonitors. If the vehicle needs to be driven in order to perform a Trip. Drive Cycle, ALWAYS have a second person help you. One person should drive the vehicle while the otherTrying to drive and observe the. Diagnostic Tool at the same time is dangerous, and couldMonitor icon on the Diagnostic Tool’s LCD display changes fromRefer to theCraftsman 87702. Additional FunctionsTo perform a battery check ONLY:Retrieval screen, press and release theSystem Voltage Check, then press theTool retrieves the requested information.Battery Voltage, and indicates whetherTo perform a charging system check:Retrieval screen, press and release theSystem Voltage Check, then press theBattery Voltage.An instructional screen displays. Craftsman 87702Alternator Voltage, and indicatesSYSTEM STATUS LEDs will flashRetrieving Vehicle ID Information. The Vehicle ID function is applicable to model year 2000 andThe Diagnostic Tool can retrieve a list of information (provided by theThis information may include:These IDs uniquely identify theODB2 regulations. CVNs are used to determine if emission-relatedCraftsman 87702.