1、GeneralSpecificationElectrical Function GME15339Wiring HarnessWork Instruction1 ScopeThis standard stipulates work instructions to wiringharnesses with regard to routing and mounting.Note: Nothinginthisstandardsupersedesapplicablelaws and regulations.Note: In the event of a conflict between the Eng-
2、lish and the domesticlanguage, the English languageshall take precedence.2 ReferencesNote: Only the latest approved standards are appli-cable unless otherwise specified.2.1 External Standards/Specifications. None.2.2 GM Standards/Specifications.GME15337GMW3191ON 2023 Work InstructionSymbols:3.1 Conn
3、ectors and Terminals. Electrical Connec-tors to GMW3191.General: The harness manufacturer must either useapplicators from the terminal manufacturer or if appli-cators of any other kind are going to be used, the har-ness manufacturer shall verify those applicators andcrimp process parameters together
4、 with the terminalmanufacturer. The harness manufacturer is respon-sible for verifying every cable dimension (and combi-nationofdimensionsandcableterminal)togetherwiththe terminal manufacturer.If more than one cable with different cross sections isfitted into the same terminal, the smallest cable sh
5、allbe located at the bottom in the insulation clamp.Connector housing shall be fixed to the harnessbranch so that mating connector and locking deviceremain accessible.In delivery condition attached with krepp tape orequivalent, width 12 mm, if used permanent in dryareas or will be removed in product
6、ion.In delivery condition insulated attached.Cables are secured with a strap to housing.Fixed by wrapping around insulating tape, optionalwrapping tape to be used.Cables are secured with a strap. Copyright 2009 General Motors Corporation All Rights ReservedPublication Department: GME EngineeringJuly
7、 2009 - Issue No. 3 Page 1 of 6PRD045 - VPRE ST 1 10/03 GME15339 GM EUROPE ENGINEERING STANDARDSWire shall be routed over the specified covering andoutside of cable channels (see harness drawing fordetails). It shall be fixed by CWC or cable ties. Nospiral routing around the branch allowed.Mating fa
8、ce of the connector housing coveredwith insulating tape and housing insulated with1 lap maximum tape on delivery detachable (appliedwith flag for easy removal). Branch attached tothe harness with 3 laps maximum of krepp tape orequivalent, width 12 mm in a way that the insulationtape remain accessibl
9、e (shall be free of krepp tape).In delivery condition attached with fabric adhesivetape or equivalent, if not CBB.In delivery unlocked.Terminal over complete length, acid free soldered tocore.Solder-free clamp fitted, including insulation permis-sible voltage drop 25 mV max. at 5 A/mm2 loadafter sal
10、t spray fog testing to GMW3191.3.2 Coverings.General: Coverings shall start 15 mm from thebackside of the connector. In cases where no hous-ing exists (terminals) the covering shall not extendbeyond the end of the crimp area, unless other-wisespecified.Structure from the inside outward.Coverings sta
11、rting 30 mm from housing connectorback side.Coverings shall reach to the back of the connectorhousing without interfering with contact location.No wires visible, unless colour black.Coverings fixed to the harness.3.2.1 Conduits, Sleeves, Grommets.General: On slotted convoluted conduits, wire shallno
12、t exit slit.Wires in the cut-off area (e.g. at the end of the con-voluted conduit resp. wires passing through the slitof the convoluted conduit) protected with tape in thearea of the slit/edge).End of convoluted conduit closed by taping (slit andcut off) unless otherwise specified.When reduction of
13、convoluted conduits, the overlapshall be 30 mm and be fixed.Branch fitted at convoluted conduits diameter. Mate-rialof thebranch fittingshall bethesameas the mate-rial of the conduit. Copyright 2009 General Motors Corporation All Rights ReservedPage 2 of 6 Issue No. 3 - July 2009PRD045 - VPRE ST G 1
14、0/03 GM EUROPE ENGINEERING STANDARDS GME15339Branch fixed by X- or T-type taping. In case of con-voluted conduit/tube: tape over the conduit/sleeve.Branch flexible, convoluted conduit cut-off, all sleev-ings fixed to the harness by taping, wires shall not bevisible even if extremely bend.End pieceor
15、 lockingpiecefittedatconvoluted conduitdiameter and convoluted conduit profile from MRG toGME15337 length 30 mm (MRH to GME15337).Guard grommet is with mounting strap attached toconnector housing female, fix in position as shown.3.2.2 Tape.General The type of tape shall beapproved by GME.Spirally ov
16、erlapping shall be wrapped (30.50) %.At the beginning and end of gap-taping the tape shallbe fastened with 2 overlapping turns.When gap-taping the tape, the recommendation is torelate the width of tape to the wire harness diameteras follows:Wire harness diameterin mmMaximum tape widthin mm53 9 0.510
17、5 12 0.525 10 19 0.545 15 19 0.5Wrapped with tape, leaving half a tape width spacebetween each winding.Wrapped with tape,leavingdoubleatapewidthspacebetween each winding.Spottape,leavingadistanceof(8010)mmbetweeneach wrap. The spot-taping is always 2 overlappingturns.Tape shall be applied lengthwise
18、 to the harness.3.3 Screened and Twisted Cable.3.3.1 The end of the screen shall be covered witha heat shrink tube. The screen shall extend till(35 5) mm from cable end, unless otherwise speci-fied.Passover area from jacket end to the single wires anddrain wire taped with 1.5 laps minimum of insulat
19、ingtape MTC to GME15337, width 25 mm.3.3.2 Length of Twist. Twisted cable, length of twist(53 5) mm.Twisted cable, length of twist (25 5) mm. Copyright 2009 General Motors Corporation All Rights ReservedJuly 2009 - Issue No. 3 Page 3 of 6PRD045 - VPRE ST U 10/03 GME15339 GM EUROPE ENGINEERING STANDA
20、RDSTwisted cable, length of twist (15 5) mm.3.4 Splices. Electrical Connectors to GMW3191.Use suitable position to avoid short circuits andextremely large wiring harness diameters, eachsplice has to be insulated.Same as CVA but for splice with center stripping.Same as CVA but for splice with center
21、strippings.Same as CVA but: in case of only 2 wires these canbe replaced with a single wire, in case of more than2wires the splice can be replaced by acorrespondingnumber of double crimped connections of wire ends.Cross-section chosen to suit the purpose.3.5 Customer Specific Wiring Harness Drawing.
22、Name of a segment between two measuring points ofa branch.Name of the end from a segment.3.6 Branch Measurement.Table 2: DeviationsLength of Cablein mmPermissible Deviationin mm 100 +10 100.1000 +20 1000 +30Thecable-respectivelythecablesectionlengthsshallbe correspond to the drawing. Permissible dev
23、iationsare shown in Table 2.3.6.1 Main Branch Measurement. While measur-ing the main branch, the measurement shall be per-formed by placing the meter at the center point of themain branch. See Figure 1.Figure 1: Main Branch MeasurementA From center to center3.6.2 Single Break Point Measurement. Whil
24、emeasuring sub-branches, the beginning point shallbe taken as the center point of the main branch. Themeasurement shall be performed from main branchto sub-branch. See Figure 2. Copyright 2009 General Motors Corporation All Rights ReservedPage 4 of 6 Issue No. 3 - July 2009PRD045 - VPRE ST G 10/03 G
25、M EUROPE ENGINEERING STANDARDS GME153393.6.2.1 Single Break Point.Figure 2: Single Break PointA Measurement from the breakout to the connector3.6.2.2 Multi Break-out. For multi break out, thecenter point of the main branch is determined byholding the sub-branches making 90 with the mainbranch. See F
26、igure 3.Figure 3: Multi Break-outA From the breakout to the connector beginning3.6.3 Measurement using Reference Points. Themeter shall be placed on the reference point. Themeasurement shall be performed according to thisreference point. See Figure 4.Figure 4: Measurement using Reference PointsA Ref
27、erence point3.6.4 Section Measurements at Components.3.6.4.1 For points at the end of a component, mea-surement shall be performed between this point andthe center point of the main branch. See Figure 5.Figure 5: Section Measurements at ComponentsA From the center point of the branch to the connec-t
28、or beginningIf there is no point shown in the drawing, measure-ment shall be performed between the center point ofthe main branch and the end of the terminals in theconnector at the connection side. See Figure 6.Figure 6: Section Measurements at ComponentsA From the center point of the branch to the
29、 terminalend3.6.5 Ring Terminals.3.6.5.1 Forpointsattheendoftheringterminal,mea-surement shall be performed between this point andthe center point of the main branch. See Figure 7.Figure 7: Ring TerminalsA From the center point of the branch to the terminalbeginning Copyright 2009 General Motors Cor
30、poration All Rights ReservedJuly 2009 - Issue No. 3 Page 5 of 6PRD045 - VPRE ST U 10/03 GME15339 GM EUROPE ENGINEERING STANDARDS3.6.5.2 Ifthereisnopointshown inthedrawing, mea-surementshallbeperformedbetween thecenterpointof the ring terminal and the main branch. See Fig-ure 8.Figure 8: Ring Termina
31、lsA From the center point of the branch to the terminalcenter3.7 Body Connection Pieces. While measuringbranches with body connection pieces, the centerpoint of the piece shall be used unless otherwisespecified. See Figure 9.Figure 9: Body Connection Pieces4 NotesSubparagraphs were not applicable.5
32、Additional ParagraphsProduct Liability to ON 202.6 Coding SystemThisstandardshallbereferencedinotherdocuments,drawings, etc. as follows:Example: “GME15339”7 Release and Revisions7.1 Release. This standard was first approved andreleased on 10/JUL/2007.Content Owner: GME Electrical & Electronics andGM
33、E TL & TF Physics Lab7.2 Revisions.Rev. Date Description (Org.)1 JUL 2007 First Release (GME Engineering)2 SEP 2008 was Issue 1, Date of Issue07/2007 / paragraph 3.3.2 cableCTC added (GME Engineering)3 JUL 2009 was Issue 2, Date of Issue09/2008 / paragraph 3.2.2 cableCWD added (GME Engineering) Copyright 2009 General Motors Corporation All Rights ReservedPage 6 of 6 Issue No. 3 - July 2009PRD045 - VPRE ST G 10/03
