Standard Ignition RY-1491 Ignition Relay

Ignition Relay for Land Rover and Jaguar

Standard Ignition RY-1491 is a 12-volt ignition relay built for reliable electrical switching in select Land Rover and Jaguar applications. With a 40 amp rating, 4 blade terminals, and male terminal design, it matches the needs of vehicles that require a direct-fit relay replacement for ignition circuit control.

• 12 V ignition relay for automotive electrical systems
• 40 A amperage rating for ignition circuit switching
• 4-terminal blade style with male terminals
• No connector and no mounting bracket included
• Direct replacement part number: RY-1491

Fitment and Cross-Reference

Compatible with select Land Rover LR3, Jaguar XK8, Jaguar XKR, Jaguar Vanden Plas, Jaguar XJ8, Jaguar XJR, Jaguar XJ6, Jaguar XJS, and Land Rover Range Rover applications. Fits 2005-2007 Land Rover LR3, N/A; Fits 1997-2006 Jaguar XK8, N/A; Fits 2000-2005 Jaguar XKR, N/A; Fits 1997-2003 Jaguar Vanden Plas, N/A; Fits 1990 Jaguar Vanden Plas, N/A; Fits 1998-2003 Jaguar XJ8, N/A; Fits 1997-2003 Jaguar XJR, N/A; Fits 2002 Land Rover Range Rover, N/A; Fits 1997 Jaguar XJ6, N/A; Fits 1991-1992 Jaguar XJS, N/A.

This part cross-references Hella 933332541 and Carlson 16001 for the same application.

What It Helps Address

• Intermittent ignition relay operation
• No-start conditions related to relay switching
• Electrical power delivery issues in the ignition circuit
• Relay contact wear from age and heat cycling
• Faulty relay replacement during electrical diagnosis

Installation Notes and Tips

Verify terminal layout, amperage rating, and connector style before installation. Because this relay uses 4 male blade terminals and no connector, confirm the vehicle harness matches the relay configuration on the Land Rover LR3, Jaguar XK8, or other listed applications. Inspect the relay socket for heat damage, corrosion, or loose terminals before installing the replacement.

Quality Assurance

Standard Ignition supplies this ignition relay as an OE-style electrical replacement for the listed applications. Part number RY-1491 is built to match the specified 12 V, 40 A relay requirements used in compatible Jaguar and Land Rover ignition systems.