HomeElectrical, Charging and Starting > RelaysStandard Ignition RY-1678 Starter Relay
Part #: RY-1678

Standard Ignition RY-1678 Starter Relay

6 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Hyundai, Sonata
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Starter Relay for Hyundai Sonata

Standard Ignition RY-1678 is a 12-volt starter relay built with a 5-blade terminal layout and male terminals for direct electrical connection. It is listed for 1993-1998 Hyundai Sonata applications and also serves the fuel injection pump function in the vehicle’s electrical system.

Key Features

  • 12 V relay with a 50 amp amperage rating
  • 5 terminal blade design with male terminals
  • No connector and no mounting bracket included
  • Functions as a fuel injection pump relay
  • Direct-fit application for 1993-1998 Hyundai Sonata
  • Standard Ignition part number RY-1678

Detailed Description

Standard Ignition RY-1678 is an electrical relay used in charging and starting system service, with application coverage for 1993-1998 Hyundai Sonata models. The relay’s 12-volt, 50 amp construction and blade-style terminal arrangement support reliable circuit switching in the fuel injection pump circuit. If you are replacing a worn or intermittent relay on a Hyundai Sonata, this part number RY-1678 provides the specified terminal count and electrical rating for the listed application.

This part cross-references AR7182 and R7181 for the same application.

Common Issues It May Resolve

  • Engine no-start caused by relay failure in the fuel injection pump circuit
  • Intermittent fuel delivery related to electrical switching problems
  • Cranking concerns tied to a faulty starter relay circuit
  • Hard starting after relay contacts wear or overheat
  • Electrical interruption in 1993-1998 Hyundai Sonata relay service

Installation Notes and Tips

Verify terminal layout, terminal gender, and amperage rating before installation. Compare the original relay to Standard Ignition RY-1678 to confirm the 5-blade configuration and 12-volt specification match the vehicle’s requirements. Inspect the relay socket for heat damage, corrosion, or loose terminals before installing the replacement.

Quality Assurance

Standard Ignition is a recognized aftermarket source for electrical components, and this relay is built to match the listed application details for Hyundai Sonata service.

BrandStandard Ignition
Part NumberRY-1678
Connector ShapeSquare
ContentsRelay
FunctionsStarter
Mounting Bracket(s) IncludedNo
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
1998HyundaiSonataN/A
1997HyundaiSonataN/A
1996HyundaiSonataN/A
1995HyundaiSonataN/A
1994HyundaiSonataN/A
1993HyundaiSonataN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

18-24298971739510AR7182R7181

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.