Standard Ignition RY-1603 Starter Relay

Starter Relay for Kia and Hyundai Applications

Standard Ignition RY-1603 is a 12-volt starter relay built for reliable electrical switching in select Kia and Hyundai vehicles. It uses a rectangular connector, male blade terminals, and a 4-terminal layout to match the original relay style for the listed applications.

Key Features

• 12 V starter relay for starting-system circuit control
• 35 amp amperage rating
• Rectangular connector shape for OE-style fitment
• 4 male blade terminals
• Relay function for starter circuit operation
• Compatible with select 2010-2018 Kia Sportage, 2010-2012 Kia Sedona, 2014-2018 Kia Sedona, 2015 Kia Sorento, 2010-2012 Hyundai Tucson, and 2011-2012 Kia Soul applications

Detailed Description

Standard Ignition RY-1603 is a starter relay designed for vehicles that use a 12-volt, 4-terminal relay with blade-style male terminals. The 35 amp rating and rectangular connector shape support direct replacement in the listed Kia and Hyundai starting circuits. This part number is commonly searched as RY-1603 for Kia Sportage, Kia Sedona, Kia Sorento, Hyundai Tucson, and Kia Soul relay replacement needs.

This part cross-references Bosch 16276 and Hella 933766801 for the same application.

What It Helps Resolve

• No-crank condition when the starter relay is not switching properly
• Intermittent starting caused by relay contact wear
• Starter engagement issues related to electrical relay failure
• Starting circuit faults in the relay control path
• Replacement needs for a damaged or heat-stressed relay connector interface

Installation Notes and Tips

Verify the connector shape, terminal count, and terminal type before installation. Match the relay to the vehicle’s original 12 V and 35 A specifications, and confirm the application by year, make, and model before replacement. Standard Ignition RY-1603 is listed for 2010-2018 Kia Sportage, 2010-2012 Kia Sedona, 2014-2018 Kia Sedona, 2015 Kia Sorento, 2010-2012 Hyundai Tucson, and 2011-2012 Kia Soul.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical components, and this relay is built to match the listed OE-style electrical and connector specifications for the confirmed applications.