Standard Ignition HR-159 Horn Relay

Horn Relay for Nissan and INFINITI Applications

Standard Ignition HR-159 is a 12-volt horn relay built for direct replacement service in a wide range of Nissan and INFINITI vehicles. With a 15 amp rating, 3 blade terminals, and a female square/rectangle connector, this relay supports reliable horn circuit operation in many late-model and older import applications.

Compatible With Nissan Altima, Frontier, Rogue, Sentra, Maxima, Pathfinder, TITAN, Versa, and related INFINITI models, Standard Ignition HR-159 is a practical replacement for horn circuit repair on vehicles from 1982-2024.

• 12-volt horn relay for automotive electrical repair
• 15 amp amperage rating for horn circuit control
• Female connector with square/rectangle shape
• 3 male blade terminals for direct electrical connection
• Push-on mounting type for service replacement use
• Standard Ignition HR-159 replacement relay for Nissan and INFINITI platforms

Detailed Product Overview

The HR-159 is a horn relay designed for vehicles that use a 12V relay with a 3-terminal blade layout and a single female connector. It is commonly used across Nissan and INFINITI horn systems, including applications such as Nissan Altima, Frontier, Rogue, Sentra, Maxima, Pathfinder, TITAN, Versa, and INFINITI G35, G37, FX35, FX45, QX56, and Q45. This part cross-references Carlson 16135 and Rostra Powertrain Controls 60-0020 for the same application.

Standard Ignition HR-159 is a straightforward replacement choice when restoring horn function in import vehicles that rely on a compact relay format. The part number HR-159 is also useful when searching for a direct-fit horn relay for Nissan and INFINITI electrical systems.

Common Problems This Relay Can Address

• Horn does not sound when the steering wheel switch is pressed
• Intermittent horn operation caused by relay contact wear
• Horn circuit failure related to a faulty 12V relay
• Electrical clicking or no-response condition in the horn circuit
• Replacement need for a damaged or corroded relay connection

Installation Notes and Tips

Verify the relay connector shape, terminal count, and amperage rating before installation. Match the existing 12V horn relay layout to the HR-159, and inspect the relay socket for corrosion, heat damage, or loose terminals before connecting the new part. Confirm proper horn operation after installation.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical service parts, and HR-159 is built to meet the basic fitment and electrical requirements listed for the application.