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Standard

PERFORMANCE SPECIFICATION FOR AUTOMOTIVE RF CONNECTOR SYSTEMS

2023-07-10
USCAR17-6
This document contains procedures for testing performance of SMB-style electrical terminals, connectors and components for coaxial cable connection systems intended for road vehicle applications. These are often called FAKRA II designs. This specification does not apply to the Non RF portion of a Hybrid RF connection system. The intent of this specification is to qualify sealed and unsealed RF connectors that operate at frequencies from DC to 6 GHz. The characteristic impedance of the SMB/FAKRA connection system is 50 ohms however this specification does not exclude the use of these RF connectors on non-50 ohm cables or systems. This specification does not apply to single conductor wire or twisted pair connection systems. This specification (along with SAE/USCAR 18) is designed to provide the mechanical and electrical data required to insure that assemblies from various manufacturers will perform reliably in actual conditions.
Standard

PERFORMANCE SPECIFICATION FOR AUTOMOTIVE WIRE HARNESS RETAINER CLIPS

2023-03-23
USCAR44-2
This specification describes a method and acceptance criteria for testing automotive wire harness retainer clips. Retainer clips are plastic parts that hold a wire harness or electrical connector in a specific position. Typical plastic retainers work by having a set of “branches” that can be inserted into a hole sized to be easy to install but provide acceptable retention. This specification tests retainer clips for mechanical retention when exposed to the mechanical and environmental stresses typically found in automotive applications over a 15-year service life. This specification has several test options to allow the test to match to the expected service conditions. The variability of applications typically arises from different ambient temperatures near the clip, different proximity to automotive fluids, different exposure to standing water or water spray, and different thicknesses of the holes that the clip is inserted into.
Standard

ENGINE OIL PUMP PERFORMANCE AND DURABILITY TEST PROCEDURES

2023-03-23
USCAR46
SAE/USCAR-46 defines test methods and outputs for engine oil pump bench testing. Performance and durability testing are the primary focus of this standard. This is written to specifically address testing of electronically controlled variable displacement pumps but can be adapted to mechanically controlled pumps and other pump technologies as needed. This standard outlines critical inputs and outputs in order to perform the testing and report results, but does not specifically set the acceptance standards or pass/fail criteria. Acceptance criteria must be set by the customer.
Standard

PERFORMANCE SPECIFICATION FOR AUTOMOTIVE UNIVERSAL SERIAL BUS (USB) CONNECTION SYSTEM

2022-07-04
USCAR30
Procedures included within this specification are intended to cover performance testing at all phases of development, production, and field analysis of any USB cable assemblies and associated connections that constitute the electrical connection systems between the consumer peripheral interface and the USB computer source in road vehicle applications. These procedures are only applicable to the USB connector and the cable. Unless otherwise specified, all of the tests listed in this specification are for both consumer and nonconsumer interface connectors.
Standard

PERFORMANCE SPECIFICATION FOR AUTOMOTIVE ELECTRICAL CONNECTOR SYSTEMS

2022-06-30
USCAR2-8
This specification covers performance testing at all phases of development, production, and field analysis of electrical terminals, connectors, and components that constitute the electrical connection systems in road vehicle applications that are: low voltage (0 to 20 VDC) or Coaxial. Incomplete (mechanical) specifications for jacketed twisted pair connectors are also provided. These procedures are only applicable to terminals used for In-Line, Header, and Device Connector systems. They are not applicable to Edge Board connector systems, twist-lock connector systems, >20 VAC or DC, or to eyelet terminals. No electrical connector, terminal, or related component may be represented as having met USCAR specifications unless conformance to all applicable requirements of this specification have been verified and documented. All required verification and documentation must be done by the supplier of the part or parts.
Standard

SPECIFICATION FOR TESTING AUTOMOTIVE MINIATURE BULBS

2022-03-15
USCAR3-4
The procedures contained in this specification cover the laboratory testing of miniature incandescent bulbs for use in automotive illumination and signaling applications. The following tests shall be run whenever the following occurs: New bulb design Design or process change made to an existing bulb, which could affect the outcome of the test. The completion of one calendar year as noted in the following Test Schedule Table. Process control data is acceptable.
Standard

SPECIFICATION FOR TESTING AUTOMOTIVE HALOGEN LIGHT SOURCES

2022-03-15
USCAR14-3
The procedures contained in this specification cover the laboratory testing of replaceable halogen incandescent bulbs for use in automotive road illumination. The following tests are intended to be run under the following conditions. New bulb design Design or process change made to an existing bulb, which could affect the outcome of the test The completion of one calendar year, accept as noted in the following Test Schedule Table. Test Title Yearly Physical Dimensions X Mean Spherical Candela (MSCD) X External Visual Examination X Color X Leak/Sealability Through Terminals and Seals X Deflection X Fluid Compatibility Terminal Retention X Resonant Frequencies Aged Resonant Frequency Salt Spray Outgassing Temperatures Requirement Laboratory Life at 14.0 VDC X Luminous Intensity Maintenance X Vibration Durability Shock Aged Vibration Durability Terminal Requirements DRL (SAE J2087)
Standard

SPECIFICATION FOR TESTING AUTOMOTIVE LAMP ASSEMBLIES

2022-03-15
USCAR34
The procedures contained in this specification cover the laboratory testing of Exterior Lamps for use in automotive road illumination. The following tests are intended to be run under the following conditions. This document shall be applied to systems that meet the requirements for design, performance and validation established by government standards. If other manufacture’s components are intended to be approved for use in the lamp assembly, then those possible combinations of components shall be considered a new lamp assembly and shall also be tested.
Standard

SPECIFICATION FOR TESTING GAS DISCHARGE LIGHT SOURCE SUBSYSTEM

2022-03-02
USCAR27-1
This specification is a general level subsystem light source specification that establishes test requirements of a Gas Discharge Light Source (GDLS) subsystem for use on passenger vehicles. The completed test data to this test specification is intended to be provided to the OEM by the Tier one lamp set maker as part of the lamp assembly PPAP. Re-testing shall be required if any portion of the approved GDLS experiences a design, manufacturing or component change. This document shall be applied to systems that meet the requirements for design, performance and validation established by government standards. The subsystem is defined as the ballast, igniter and light source and shall be tested as a subsystem and considered one test sample for the entire test sequence. A failure of any component in the test sample shall constitute a failure of the entire sample. Substitution or replacement of only the light source shall be allowed during testing.
Standard

DIMENSIONAL AND PERFORMANCE SPECIFICATION FOR AFTER-MARKET GASOLINE ENGINE OIL FILTERS

2021-05-13
USCAR36-1
This specification defines the dimensional and performance requirements for aftermarket spin-on oil filters intended for use on gasoline engines. Filters meeting this specification may also be suitable for use on some diesel applications. Filters meeting these dimensional limits are intended to meet the oil filter fit and package requirements for engine and vehicle designs. Filters meeting the performance requirements are intended to maintain sufficient durability to support typical 10000 mile oil change intervals. Some OEM engines may require special filters for which this specification would not support. Filters that meet or exceed this specification requirements for both dimensional and performance can claim “Conformance to SAE/USCAR - 36 Specifications.” Filters that meet just the performance specifications (ie. may have different thread) can claim “Aligns to SAE/USCAR - 36 Performance Specifications.”
Standard

PERFORMANCE SPECIFICATION FOR AUTOMOTIVE WIRE HARNESS RETAINER CLIPS

2021-01-20
USCAR44-1
This specification describes a method and acceptance criteria for testing automotive wire harness retainer clips. Retainer clips are plastic parts that hold a wire harness or electrical connector in a specific position. Typical plastic retainers work by having a set of “branches” that can be inserted into a hole sized to be easy to install but provide acceptable retention. This specification tests retainer clips for mechanical retention when exposed to the mechanical and environmental stresses typically found in automotive applications over a 15-year service life. This specification has several test options to allow the test to match to the expected service conditions. The variability of applications typically arises from different ambient temperatures near the clip, different proximity to automotive fluids, different exposure to standing water or water spray, and different thicknesses of the holes that the clip is inserted into.
Standard

ELECTRICAL CONNECTOR DESIGN REQUIREMENTS

2021-01-20
USCAR12-6
This document gives specific and measurable design requirements to be applied at a design review prior to tooling. The specification is formatted as a checklist to aid in its use. The requirements do not apply in all situations so engineering judgment must be used. This is a specification for design; applicable performance specifications (USCAR-2, etc.) must still be performed. Specific requirements in this document are grouped by component using a prefix as shown in Table 1 and are numbered by an item number following the prefix.
Standard

STANDARD FOR D.C. BRUSH MOTOR - HVAC BLOWERS

2020-11-19
USCAR6-1
This standard sets forth the performance and durability requirements for 12-volt, D.C. brush-type electric motors used for automobile Heating, Ventilation, and Air Conditioning (HVAC) blowers and outlines Production Validation and Continuing Conformance testing.
Standard

NEW FINISH DEVELOPMENT DOCUMENT

2020-11-19
USCAR32-1
This standard lists variables that shall be investigated and reported as an initial investigation into new or revised surface finishes intended for use on fasteners. This standard provides instruction for producing a final report that will be used to determine if further investigation of a surface finish is justified. Further investigation may include tests and evaluations specific to an individual OEM prior to introduction/approval of the surface finish. The final report shall include the results, observations, and conclusions for all of the variables. The final report may be made up of several individual reports covering each variable. In all cases the laboratory performing the test, the test date and the report approver shall be included in the final report.
Standard

STANDARD FOR TIRE TRACEABILITY CONTENT AND FORMAT FOR THE RADIO-FREQUENCY IDENTIFICATION (RFID) TAG AND ASSOCIATED TIRE DATA SET

2020-11-19
USCAR39-1
This standard describes a requirement for automotive tire traceability. It includes a definition of the RFID tag and the associated tire data set that can be accessed using the RFID tag as an identifier. The standard describes a unique identification and the associated data set for each tire produced by the tire fabricator. This data will either be provided or transmitted at the time of shipment to retailers, wholesalers or original equipment vehicle manufacturers. Tire identification code and data may be used for error proofing, determining the tire specifications or supporting any inquiries that occur for the duration of its automotive life.
Standard

LEAD-FREE SOLDER VALIDATION TEST PLAN

2020-11-19
USCAR40-2
This guideline is applicable to existing lead solder production products that will change to lead-free solder processes to meet the ELV Directive 2000/53/EC Annex II, exemption 8B requirements. This guideline is applicable to similar products used by multiple OEM's that have the same manufacturing processes / equipment. The intent is to streamline the supplier’s environmental testing via common qualification to reduce timing, quantities, and costs.
Standard

SPECIFICATION FOR TESTING AUTOMOTIVE LED MODULES

2020-08-03
USCAR33-1
This specification is a general level subsystem light source specification that establishes test requirements of light emitting diode (LED) components and modules for use in automotive lighting systems. The completed test data from this test specification is intended to be provided to the OEM by the Tier 1 lamp set maker as part of the lamp assembly PPAP. Re-testing shall be required if any portion of the approved LED module experiences a design, manufacturing, or component change. This document shall be applied to systems that meet the requirements for design, performance, and validation established by government standards. The LED module is defined as the LED devices and any electronics required to properly energize the LEDs using a vehicle electrical power system along with any associated electrical wiring, connectors, and thermal management system. Samples shall be tested as a subsystem and considered one test sample for the entire test sequence.
Standard

SPECIFICATION FOR TESTING AUTOMOTIVE LIGHT BULB SOCKETS

2020-05-28
USCAR15-4
This specification establishes the requirements and test procedures for automotive miniature bulb retention devices, including wedge base sockets with integral connectors, direct wire wedge base sockets, bayonet base sockets with integral connectors, direct wire bayonet base sockets, wedge base and bayonet base sockets with circuit plate assemblies, and associated interfaces. Tests shall follow the sequence shown in the flow charts in Appendices E and F whenever the following occurs: New design. Design, material, or process change made to an existing device, which could affect the outcome of the test. The test sequences shown in Appendix G shall be run annually.
Standard

STANDARD FOR TIRE TRACEABILITY CONTENT AND FORMAT FOR THE RADIO-FREQUENCY IDENTIFICATION (RFID) TAG AND ASSOCIATED TIRE DATA SET

2019-04-17
USCAR39
This standard describes a requirement for automotive tire traceability. It includes a definition of the RFID tag and the associated tire data set that can be accessed using the RFID tag as an identifier. The standard describes a unique identification and the associated data set for each tire produced by the tire fabricator. This data will either be provided or transmitted at the time of shipment to retailers, wholesalers or original equipment vehicle manufacturers. Tire identification code and data may be used for error proofing, determining the tire specifications or supporting any inquiries that occur for the duration of its automotive life.
Standard

PERFORMANCE SPECIFICATION FOR WELDED WIRE-TO-WIRE SPLICES

2018-06-14
USCAR45
SAE/USCAR-45 defines test methods and performance requirements for ultrasonically-welded wire-to-wire splices for automotive applications. Face-to-face, butt splice, and center strip configurations per Figure 1 can be tested. The tests defined in this specification subject samples on test to stresses that simulate a lifetime of exposure for a road vehicle. Stresses called out in this specification include thermal shock, temperature/humidity cycling and mechanical stress from different directions.
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