Actron CP9025 Bedienerhandbuch

1TMCongratulations on purchasing yourActron Code Scanner for accessingengine trouble codes required forrepairing vehicles equipped withcomputers. Your

10ized Engine Controls”, “ElectronicEngine Controls” or “Tune-UpInformation.”• Turn the ignition key OFF.8) Find the Computer Test ConnectorReferred t

11Reading CodesImportant: Complete ALL steps in Section 4, “Vehicle Preparation” before readingtrouble codes.Toyota uses various computerized engine c

12EFI System(Electronic Fuel Injection system)1) Complete ALL steps in Section 4,“Vehicle Preparation”2) Access Computer Test ConnectorRectangular

13• After all trouble codes have beenwritten down, finish testing as follows:6) Turn ignition key OFF7) Remove Tool from Connector andReplace Connecto

14TCCS-E(Toyota Computer Control System - Early version)1) Complete ALL steps in Section 4,“Vehicle Preparation”2) Access Computer Test ConnectorRecta

15Example of code series 3 and 5:❊PAUSE❊PAUSE❊FLASH - FLASH - FLASH(4.5 second pause)❊PAUSE❊PAUSE❊PAUSE❊PAUSE❊FLASH - FLASH - FLASH - FLASH - FLASH(4.

16Erasing Trouble Codes after Repair• Remove the indicated fuse for aminimum of 30 seconds. SECONDS30 –Corolla GT-S (RWD),1985 Celica, MR2, 1986 MR2

17TCCS-L(Toyota Computer Control System - Later version)1) Complete ALL steps in Section 4,“Vehicle Preparation”2) Access Computer Test Connecto

18Example of code series 11, 13 and 23:❊PAUSE❊FLASH (pause) FLASH(2.5 second pause,then go to next code)❊PAUSE❊❊❊FLASH (pause) FLASH FLASH FLASH(2.5 s

19What to do with the Trouble CodesLook up the code definitions listed in“Toyota Code Meanings.”At this point you can either:• Have your vehicle profe

2General Safety Guidelines to followwhen working on vehicles• Always wear approved eye protection.• Always operate the vehicle in a well ventilated ar

20TCCS-M(Toyota Computer Control System with SuperMonitor Display option)1) Complete Steps 1 Through 5 inSection 4, “Vehicle Preparation”2) Turn ignit

21 TEST RESULTS COMMENTSNo indication on SuperMonitor DisplayYou have a problem with the Super Monitor Displaywhich needs repair before reading codes

22Code MeaningsNote:• Code meanings can vary with vehicle, model year, enginetype and options.• If a code number has more than one definition listed,

23EFI CodesElectronic Fuel Injection system1System Normal -No malfunction.2Airflow meter (AFM) signal- Bad Airflow meter, Mainrelay, EFI Main relay,

24TCCS-E CodesToyota Computer Control System (Early version)1System Normal - Nomalfunction.2Airflow meter (AFM) signal- Bad Airflow meter, Mainrelay,

25TCCS-L CodesToyota Computer Control System (Later version)andTCCS-M CodesToyota Computer Control System with Super Monitor Display option11Electro

26Injector circuit, Ignitionsystem, Air Intake system,Exhaust Gas Recirculation(EGR) system, EGR Vacuumlines or Engine ground.Wiring associated with t

2751Switch Condition - Bad AirConditioning (A/C) switch, A/C Amplifier, Neutral/Startswitch, Throttle Positionsensor, Accelerator pedal orAccelerator

28 HONDAVehicle PreparationComplete ALL steps in this section before proceeding to Reading TroubleCodes.IMPORTANT: Reading trouble codes on 1985

29 HONDA4) Access the Computer for Testing8421• Trouble codes are “read” by notingwhich LED’s are “ON” (4 LED system)or by observing the flash patter

3About CodesWhere do they come from and what are they for?Engine computers can find problemsThe computer system in today’s vehiclesdoes more t

30Reading CodesImportant: Complete ALL steps in “Vehicle Preparation” before reading troublecodes.• Honda uses various computerized engine control sys

31 HONDASPECIAL NOTE:Vehicles With Electronically Controlled Automatic Transaxles• After engine control system repair,clear the automatic transaxleco

32 HONDA1985 Accord SEi, Civic CRX Si1986 Civic CRX Si, Civic Si1987 Civic CRX Si, Civic SiPreliminary ChecksHonda service manuals list severalchec

33 HONDAOFFON• Trouble codes from zero (no LED’s lit)through 15 (all LED’s lit) are used.• When more than one code is stored:–Each trouble code is pr

34 HONDA1986 Accord LXi, Prelude (Fuel Injected only)1987 Accord LXi, Prelude (Fuel Injected only)1988 All models except carbureted Accord19

35 HONDAMultiple Codes...• Depending upon system, troublecodes are repeated 2 or 3 times insuccession.Example: Code 12Sent as... ❊ PAUSE ❊ ❊PAUSE❊ P

36OFFONSECONDS15 What to do with the Trouble CodesLook up the code definitions listed inSection 9, “Honda Code Meanings.”At this point you can either:

37 HONDA1991 Accord (all)1991 Prelude with 2.1L engine1992 All modelsPreliminary ChecksHonda service manuals list severalchecks which should be

38 HONDAFor codes 1 through 10...– Count SHORT flashes to get the code.Example of code 4: ❊ ❊ ❊ ❊For codes 11 through 99...– Count LONG flashes to ge

39 HONDA7) Write down all displayed TroubleCodes.8) To view codes a second time, turnthe ignition key OFF and then backto the ON position.9) Turn the

4Vehicle Service InfoThe following is a list of publishers who have service manuals for your specificvehicle. Write or call them for availability and

40 HONDACode MeaningsNote:• Code meanings can vary with vehicle, model year, engine type and options.• If a code number has more than one definition

41 HONDA7Throttle Angle (position)sensor - Bad Throttle Angle(position) sensor. FaultyAutomatic Transmission (A/T) control unit or sensor/control uni

42 HONDA22Variable Valve TimingElectronic Control (VTEC)Oil Pressure switch - BadVTEC Oil Pressure switch,VTEC Spool Valve or faultyswitch/valve wir

43 NISSANVehicle PreparationComplete ALL steps in this sectionbefore proceeding to ReadingTrouble Codes, page 46IMPORTANT: Reading trouble codes o

44 NISSAN3) Locate the Engine ComputerNote: Nissan refers to the engine computer as the ECU (Electronic Control Unit).Vehicle Line Computer LocationA

45 NISSAN4) Access the Computer for Testing• Troublecodes are“read” byobservingthe flashpatterns of 1 or 2LED’s (Light Emitting Diodes)mounted inside

46 NISSANReading CodesImportant: Complete ALL steps in Vehicle Preparation before readingtrouble codes.Nissan uses several engine computersystems

47 NISSANTestYear Usage System LED’s Pg.1984 Stanza EFI ECS 2 50200SX EFI ECS 2 52200SX Turbo, 300ZX, 300ZX Turbo ECCS 2 561985 Stanza, 200SX EFI EC

48 NISSAN2 LED SystemHow to Count Flashes to get TroubleCodesThis system uses a RED and a GREENLED.• All Nissan trouble codes are 2 digitslong.–Count

49 NISSAN

5When to Read CodesUse the Code Scanner to read computertrouble codes if...• The “Check Engine” light comes ONor,• Vehicle engine is running poorly (f

50 NISSAN1984 StanzaWarning: Involves running engine.Observe all safety precautions (seepage 2). Work in well ventilated area.1) Use Selector tool

51 NISSANErasing Trouble Codes After Repair10)Turn theignitionswitch OFF.11)Disconnectthe negative(-) batterycable.12)Remove theharnessconnectorfrom

52 NISSAN1984 - 85 200SX, 1985 StanzaWarning: Involves running engine.Observe all safety precautions (seepage 2). Work in well ventilated area.1) U

53 NISSANWhat to do with the Trouble CodesLook up the code definitions listed inSection 12, “Nissan Code Meanings,”At this point you can either:• Hav

54 NISSAN1986 Stanza, 200SXWarning: Involves running engine.Observe all safety precautions (seepage 2). Work in well ventilated area.1) Using the S

55 NISSAN15)When all diagnosticprocedures arecomplete, turn theDiagnosis ModeSelector to the OFFposition, and theignition switch to the OFF position.

56 NISSAN1984 200SX Turbo, 300ZX, 300ZX TurboWarning: Involves running engine.Observe all safety precautions (seepage 2). Work in well ventilated a

57 NISSAN14)(For 300ZX & 300ZX Turbo only. Allothers go to Step 16). Drive thevehicle at a speed of greater than 6MPH. Warning: Get the help ofan

58 NISSAN1985 Maxima, 300ZX, 300ZX TurboWarning: Involves running engine.Observe all safety precautions (seepage 2). Work in well ventilated area.1

59 NISSANA/CORIGINAL PENCIL MARKORIGINAL PENCIL MARK12)Start the vehicle’s engine.13)Observe the RED and GREENLED’s.• On the 300ZX Turbo only, codes

6running poorly, problems in the computersystem MAY be the cause.See if any of the following symptomsapply to your vehicle.• Is the gas mileage signif

60 NISSANA/COFFON1985 - 1986 200SX TurboWarning: Involves running engine.Observe all safety precautions (seepage 2). Work in well ventilated area.1

61 NISSANORIGINAL PENCIL MARKORIGINAL PENCIL MARK14) When all diagnosticprocedures arecomplete, turn theDiagnosis ModeSelector fullyCOUNTERCLOCK-WISE

62 NISSANORIGINAL PENCIL MARKOFFON1986 Maxima, 300ZX, 300ZX TurboWarning: Involves running engine.Observe all safety precautions (seepage 2). Work

63 NISSANPRND21A/CORIGINAL PENCIL MARK13)300ZX Turbo only: Move the gearshift lever from Neutral to all othergears andthen back toNeutral.14)Start t

64 NISSAN1986 1/2 PickupPRND21OFFONWarning: Involves running engine.Observe all safety precautions (seepage 2). Work in well ventilated area.1) St

65 NISSANOFFON17)This completestrouble code retrievalfor automatictransmission Pickup.Turn the DiagnosisMode Selector switchOFF, and the ignitionswit

66 NISSAN1987 All models except Pathfinder, Pickup, Van1988 All models except Pathfinder, Pickup, Van1989 All models except Pathfinder, Pickup1

67 NISSANOFFONORIGINAL PENCIL MARK7) Have your pencil and paper ready.8) Write down all displayed TroubleCodes.9) This completestrouble coderetrieval

68 NISSANOFFONOFFONOFFONOFFON1987 Pathfinder, Pickup, Van1988 Pathfinder, Pickup, Van1989 Pathfinder, Pickup1990 Van (not Axxess)Preliminary Check

69 NISSANWhat to do with the Trouble CodesLook up the code definitions listed inSection 12, “Nissan Code Meanings,”At this point you can either:• Hav

7Using CodesUsing Trouble Codes to Pinpoint ProblemsThere are two types of codes• “Hard” codes - codes for problemswhich are present now.“Hard” pr

70 NISSAN1990 Stanza, 300ZX1991 NX, Sentra, Stanza, 240SX, 300ZX1992 Maxima w/VE30DE (DIS) engine, NX,Sentra, Stanza, 240SX, 300ZXPreliminary ChecksNi

71 NISSAN7) This completes trouble coderetrieval on these vehicles. Turnignition key OFF.(The computer willautomaticallyreturn to normaloperation.)8)

72 NISSANCode Meanings11Crank (Crankshaft) Anglesensor - Bad or dirty CrankAngle sensor, ElectronicConcentrated Control System(ECCS) relay, Main Relay

73 NISSANswitch, Electronic Fuel Injection(EFI) relay, ElectronicConcentrated Control System(ECCS) relay, Main relay orfaulty switch/relay wiring.or,

74Computer BasicsThis section explains the enginecomputer control system, the types ofsensors and how the computer controlsfuel delivery, idle speed,

75The computer module is the heartof the systemThe computer is permanently pro-grammed by factory engineers. Theprogram is a complex list of instruc

76Other output signalsNot all of the computer outgoing signalsgo to actuators. Sometimes informationis sent to electronic modules, such asignition or

77warm-up, so the computer must operate“open loop” at that time.Acceleration, deceleration and idleconditionsAs long as the engine and oxygensensor ar

78mass air flow sensors are used.) Then,the computer adjusts timing according tofactory programmed instructions. Thecomputer sends a timing signal to

79GlossaryAACSee Auxiliary Air Control valve.A/CAir Conditioning.A/C AmplifierThe A/C Amplifier sends asignal to the ECU representingthe temperature a

8•Inspect all vacuum hoses for:–Correct routing. Referto vehicle servicemanual, or VehicleEmission ControlInformation(VECI)decal located in theengine

80properly adjust air/fuel mixtureand ignition timing for varyingengine load and altitudeconditions.AutomaticTemperatureControl (ATC)Maintains a relat

81CTSSee Coolant TemperatureSensor or Coolant TemperatureSwitch.Cylinder HeadTemperatureSensorThe Cylinder HeadTemperature sensor is mountedin the cyl

82ECCS RelaySupplies power to the ECCS.ECTElectronic ControlledTransmission.ECUSee Electronic Control Unit.EFESee Early Fuel Evaporation.EFISee Electr

83ESASee Electronic Spark Advance.EVAPSee Evaporative Emissionsystem.EVAP VaporCanister (EVAP-VC)See Canister.EvaporativeEmission System(EVAP)The EVAP

84Idle Speed Con-trol (ISC)Maintains proper idle speedwhen engine loading changes.Idle SwitchSignals the ECU when thethrottle is in the closed (idle)p

85ModeA type of operating condition,such as “idle mode” or “cruisemode.”M/TManual Transmission or ManualTransaxle.Neutral switchThis switch is mounted

86injectors are mounted in theintake manifold. The injectorsare fired individually in thesame sequence as the sparkplug firing sequence.Short (circuit

87Vehicle SpeedSensor (VSS)Vehicle Speed Sensor. Thissensor, mounted in thetransmission, sends afrequency signal to the ECU.The frequency increases a

88ONE (1) YEAR LIMITED WARRANTYActron Manufacturing Company (“Actron”) warrants to the original purchaser that this product willbe free from defects i

9CHVehicle PreparationImportant: Complete ALL steps in this section before proceeding to Section 5,“Reading Trouble Codes.” (Exception: Vehicles with