wiring diagrams. types of wiring diagrams n wiring diagram –entire vehicle –single circuit or...
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WIRING DIAGRAMSWIRING DIAGRAMS
TYPES OF WIRING TYPES OF WIRING DIAGRAMSDIAGRAMS
WIRING DIAGRAMWIRING DIAGRAM– ENTIRE VEHICLEENTIRE VEHICLE– SINGLE CIRCUIT OR SYSTEMSINGLE CIRCUIT OR SYSTEM
SCHEMATICSSCHEMATICS HARNESS (ROUTING) DIAGRAMSHARNESS (ROUTING) DIAGRAMS COMPONENT LOCATORSCOMPONENT LOCATORS
BLOCK DIAGRAMSBLOCK DIAGRAMS GRID DIAGRAMSGRID DIAGRAMS SCHEMATICSSCHEMATICS
WIRING DIAGRAMSWIRING DIAGRAMS
IDENTIFIES WIRES , CONNECTORS IDENTIFIES WIRES , CONNECTORS AND COMPONENTSAND COMPONENTS
SHOWS POWER DISTRIBUTIIONSHOWS POWER DISTRIBUTIION SHOWS GROUND DISTRIBUTIONSHOWS GROUND DISTRIBUTION SHOWS ENTIRE CIRCUIT OR SINGLE SHOWS ENTIRE CIRCUIT OR SINGLE
CIRCUITCIRCUIT SHOWS DETAILED INFORMATIONSHOWS DETAILED INFORMATION PRINTED CIRCUIT BOARDSPRINTED CIRCUIT BOARDS
ELECTRICAL SYMBOLSELECTRICAL SYMBOLS
Symbols represent Symbols represent actual componentsactual components
Sometimes shows Sometimes shows basic operationbasic operation
““Legend” interprets Legend” interprets the symbolsthe symbols
Some show actual Some show actual drawing of componentdrawing of component
COLOR CODES AND COLOR CODES AND CIRCUIT NUMBERINGCIRCUIT NUMBERING
wire/circuit wire/circuit identificationidentification– Wire marking, tags, Wire marking, tags,
color, tracerscolor, tracers
– Standarized color code Standarized color code SAE or Manu.SAE or Manu.
– Diagram circuit Diagram circuit numberingnumbering
– Wire gauge Wire gauge
COMPONENT LOCATORSCOMPONENT LOCATORS
Factory service Factory service manualsmanuals
Aftermarket manualsAftermarket manuals Harness ViewsHarness Views Component viewsComponent views connector viewsconnector views
TROUBLESHOOTINGTROUBLESHOOTING
Must use logicMust use logic consistent methodconsistent method Parts of circuitParts of circuit