Actron SunPro CP7678 Operating Instructions Manual

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Actron SunPro CP7678 Operating Instructions Manual Manual pdf 1 page image

IndexSafety Precautions ....................................... 2Vehicle Service Information ......................... 3Visual Inspection .......................................... 3Warranty ..................................................... 721. Multimeter Basic FunctionsFunctions and Display Definitions ............ 4Setting the Range ..................................... 6Battery and Fuse Replacement ............... 7Measuring DC Voltage ............................. 8Measuring Resistance .............................. 8Measuring DC Current ............................. 9Testing for Continuity ............................. 10Testing Diodes ........................................ 10Measuring Engine RPM (TACH) ............ 11Measuring Dwell ..................................... 12Measuring Duty Cycle ............................ 122. Automotive Testing with the CP7678General Testing ...................................... 13- Testing Fuses ...................................... 13- Testing Switches .................................. 13- Testing Solenoids and Relays ............. 141CP7678®by®Digital MultimeterOPERATINGINSTRUCTIONSStarting / Charging System Testing ........... 15- No Load Battery Test ........................... 15- Engine Off Battery Current Draw ........ 16- Cranking Voltage/Battery Load Test ... 17- Voltage Drops ...................................... 18- Charging System Voltage Test ............ 19Ignition System Testing .............................. 20- Ignition Coil Testing ............................. 20- Ignition System Wires .......................... 22- Hall Effect Sensors/Switches .............. 23- Magnetic Pick-Up Coils ....................... 24- Reluctance Sensors ............................. 24- Ignition Coil Switching Action .............. 25Fuel System Testing ................................... 26- Testing GM C-3 Mixture ControlSolenoid Dwell .................................... 26- Measuring Fuel Injector Resistance .... 27Testing Engine Sensors ............................. 28- Oxygen (O 2) Type Sensors .................. 28- Temperature Type Sensors ................. 30- Position Type Sensors –Throttle and EGR Valve Position,Vane Air Flow ...................................... 31- Manifold Absolute Pressure (MAP) andBarometric Pressure (BARO) Sensors ..... 32- Mass Air Flow (MAF) Sensors .............. 34250V MAX15A MAXFUSEDCOMDC15AAUTO POWER OFFCP7678®OFF200202DC V200m20M200K20K2K 200 8CYL6CYL TACHX105CYL4CYL8CYL6CYL5CYL4CYLDWELLDUTYCYCLE%OHMS°2015A20V