Standard Ignition DS-931 Door Jamb Switch - Front Left or Front Right

Door Jamb Switch for Mustang

The Standard Ignition DS-931 door jamb switch is a direct-mount electrical switch built for door-mounted applications on select Ford Mustang models. It uses a male connector, female terminals, and a 3-terminal layout to support reliable door-activated switching in the vehicle body electrical system.

• Direct mounting for door jamb installation
• Male connector with female terminals
• 3-terminal switch design
• Built with copper alloy conductors for strong electrical conductivity
• 100% tested for mechanical and electrical switching performance
• Fits 1994-1998 Ford Mustang, front right
• Fits 1994-1998 Ford Mustang, front left
• Fits 1996-1998 Ford Mustang, N/A

Fitment and Application Details

Compatible with 1994-1998 Ford Mustang door jamb switch applications, the DS-931 is used where the door switch signals the vehicle’s electrical system when a door opens or closes. This Standard Ignition DS-931 part number is also referenced in service catalogs for related Mustang electrical repair needs.

This part cross-references 1S1305 and F4ZZ13713A for the same application.

Common Issues This Switch Can Address

• Interior lights that do not turn on when the door opens
• Door-ajar warning behavior caused by a worn switch
• Intermittent courtesy light operation
• Electrical contact loss from corrosion or internal wear
• Switch failure from repeated door use

Installation Notes

Verify connector style, terminal count, and mounting location before installation. The DS-931 is a direct-mount door jamb switch, so the replacement should match the original door opening location and electrical connection on the Ford Mustang. Confirm the vehicle’s year and position before ordering, especially for front left and front right applications.

Quality Assurance

Standard Ignition builds this switch with durable materials and copper alloy conductors, then tests each unit for electrical and mechanical switching performance. The DS-931 is engineered to meet the demands of professional service work on Ford Mustang electrical systems.