Turn the key with confidence using the Standard Ignition Ignition Switch US-143 (also written US143), an ignition starter switch that carries the electrical signals to power up your vehicle and crank the starter. It installs as a direct-fit replacement for the 1984-1988 Toyota 4Runner, 1984-1988 Toyota Pickup, 1984-1989 Toyota Van and the 1988 Toyota Van Wagon — see the Buyer's Guide tab for engine-level details.
- Copper alloy conductors: deliver strong electrical conductivity with low resistive losses.
- Quality-controlled build: produced by a global manufacturer of original equipment ignition products, with control maintained from componentry to finished product.
- 100% tested: every switch is verified for both mechanical and electrical switching performance.
- Robust materials: high-grade construction built to meet the demands of today's service professional.
If a worn or failing ignition switch is behind your no-crank, intermittent start, or accessories that cut out when you turn the key, this direct-fit switch replaces it. Diagnose the underlying cause before replacing.
Interchange: 18-0341
180341 · CS182 · LS574 · KS6713 · 88921900 · 8445028030 · 8445035060
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this ignition switch do?
It is an ignition starter switch that routes electrical signals to power the vehicle's circuits and engage the starter when you turn the key.
Which vehicles does the US-143 fit?
It fits the 1984-1988 Toyota 4Runner, 1984-1988 Toyota Pickup, 1984-1989 Toyota Van and the 1988 Toyota Van Wagon. Check the Buyer's Guide tab to confirm your vehicle.
What are signs my ignition switch may need replacing?
Common signs include a no-crank condition, intermittent starting, or accessories cutting out when the key is turned. Diagnose the cause before replacing.
Is this switch tested before shipping?
Yes. Each switch is 100% tested to verify both mechanical and electrical switching performance.
What interchange numbers does this switch cross to?
It cross-references 18-0341, 180341, CS182, LS574, KS6713, 88921900, 8445028030 and 8445035060.
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