Standard Ignition Air Bag Connector S-691
Standard Ignition Air Bag Connector S-691 - view 2
Standard Ignition Air Bag Connector S-691 - view 3
Standard Ignition Air Bag Connector S-691
Standard Ignition Air Bag Connector S-691 - view 2
Standard Ignition Air Bag Connector S-691 - view 3

Standard Ignition Air Bag Connector P/N:S-691

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$16.99
MPN: S-691
Item Package Quantity: 1
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Standard Ignition Air Bag Connector P/N:S-691
Standard Ignition Air Bag Connector P/N:S-691
$16.99

Restore a secure factory-style connection in your vehicle's supplemental restraint system with the Standard Ignition Air Bag Connector S-691. This electrical connector joins the air bag circuit to the vehicle's SRS wiring and installs as a direct-fit replacement across a wide range of 1985-1998 Ford, Lincoln, and Mercury models, including the Mustang, Taurus, Crown Victoria, Town Car, and Grand Marquis.

  • Purpose: Provides the electrical connection point between the wiring harness and the air bag component in the SRS circuit.
  • Replacement: Swaps in for an original connector that has become cracked, melted, or corroded.
  • Application: Direct-fit for the listed Ford, Lincoln, and Mercury applications.
  • Safety note: The SRS is a safety system — follow the vehicle service information when servicing air bag wiring.

If a damaged or corroded connector is the cause of an SRS fault, replacing it restores the connection; diagnose the cause before replacing.

Interchange: PT337 · 608 · EC145 · 88860533
Manufacturer part number S-691 (also S691).

Fitment: 1994-1997 Ford Aspire; 1995-1998 Ford Contour; 1987-1991 Ford Country Squire; 1992-1998 Ford Crown Victoria; 1985-1998 Ford Escort; 1985-1988 Ford EXP; 1988-1993 Ford Festiva; 1985-1986 Ford LTD; 1987-1991 Ford LTD Crown Victoria; 1985-1998 Ford Mustang; 1989-1997 Ford Probe; 1986-1998 Ford Taurus; 1985-1994 Ford Tempo; 1985-1997 Ford Thunderbird; 1985-1998 Lincoln Continental; 1985-1992 Lincoln Mark VII; 1993-1998 Lincoln Mark VIII; 1998 Lincoln Navigator; 1985-1998 Lincoln Town Car; 1985-1986 and 1991-1994 Mercury Capri; 1987-1991 Mercury Colony Park; 1985-1997 Mercury Cougar; 1985-1998 Mercury Grand Marquis; 1985-1987 Mercury Lynx; 1985-1986 Mercury Marquis; 1997-1998 Mercury Mountaineer; 1995-1998 Mercury Mystique; 1986-1998 Mercury Sable; 1985-1994 Mercury Topaz; 1987-1989 and 1991-1998 Mercury Tracer; 1993-1998 Mercury Villager. See the Buyer's Guide tab for the full list.

This part cross-references / interchanges with the following part numbers:

PT337, 608, EC145, 88860533

Frequently Asked Questions

What is the Standard Ignition S-691?

It's an air bag connector — an electrical connector that joins the air bag component to the vehicle's supplemental restraint system (SRS) wiring.

What vehicles does it fit?

It's a direct-fit replacement for many 1985-1998 Ford, Lincoln, and Mercury models, including the Mustang, Taurus, Crown Victoria, Town Car, and Grand Marquis. See the Buyer's Guide tab for the full list.

What numbers does this connector interchange with?

It replaces PT337, 608, EC145, and 88860533. Its own manufacturer part number is S-691.

What are signs this connector may need replacing?

A cracked, melted, or corroded connector, or an SRS/air bag warning light traced to the connection. Diagnose the cause before replacing.

Any tips for installing it?

Because it's part of the SRS, follow the vehicle service information when servicing the air bag wiring, and confirm the connector style matches your harness before ordering.

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