Turn the key with confidence — the Standard Ignition Ignition Starter Switch (MPN US-170) is a direct-fit replacement that manages the ignition circuits for the accessory, run, and start positions on the 1989-1992 Ford Probe [All]. When a worn or failed original switch is the cause of no-crank, intermittent power, or an accessory circuit that won't wake up, this bolt-on column-mounted unit replaces it.
- Copper alloy conductors: deliver strong electrical conductivity with low resistive losses.
- 100% tested: each switch is verified for both mechanical and electrical switching performance.
- Blade terminals: 9 female and male blade terminals across a 4-connector, rectangular, male/female interface.
- Robust materials: built with high-grade materials to meet the demands of the service professional.
Mounts to the steering column via its bolt-on attachment. Finish: plastic in black, gray, and white. Country of origin: Taiwan. Always diagnose the root cause of a starting or electrical fault before replacing the switch, since other components can produce similar symptoms.
Interchange: CS306 · LS587 · KS6504 · E92Z11572A · 19021143 · Manufacturer part number US-170 (also US170)
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What vehicle does this ignition switch fit?
It is a direct-fit replacement for the 1989-1992 Ford Probe [All]. Check the Buyer's Guide tab to confirm the fit for your vehicle.
What does this ignition switch do?
It manages the ignition electrical circuits, switching between the accessory, run, and start positions when you turn the key.
Where does this switch mount?
Its mounting location is the steering column, and it uses a bolt-on attachment method for installation.
How is this switch built for reliability?
It uses copper alloy conductors for strong conductivity with low resistive losses, and each unit is 100% tested for mechanical and electrical switching performance.
What connectors and terminals does it have?
It has 4 rectangular connectors and 9 blade terminals in both female and male genders, with a male/female connector interface.
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