Turn the key with confidence using the Standard Ignition Ignition Switch US-188 (also written US188), an ignition starter switch that carries the electrical signals which power up the ignition and engage the starter. It installs as a direct-fit replacement for the 1987-1996 Nissan 300ZX — see the Buyer's Guide tab for the full application and engine details.
- Copper alloy conductors: provide strong electrical conductivity with low resistive losses.
- 100% tested: every switch is checked to verify both mechanical and electrical switching performance.
- Robust construction: built with high-grade materials to meet the demands of today's service professional.
- Quality-controlled build: from a global manufacturer of original-equipment ignition products with quality control maintained from componentry to finished product.
Signs the original ignition switch may need replacing include the engine cranking intermittently or not at all, accessories cutting out when the key is turned, or the key sticking in a position. If a failed ignition switch is the cause, this unit replaces it. Diagnose the underlying condition before replacing, as these symptoms can have other causes.
Interchange: 18-0356
180356 · CS332 · LS631 · KS6390 · 19021148 · 4875030P00 · 4875044P00
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What vehicle does the US-188 ignition switch fit?
It is a direct-fit replacement for the 1987-1996 Nissan 300ZX. Check the Buyer's Guide tab to confirm the application for your specific vehicle.
What does this ignition switch do?
It carries the electrical signals that power up the ignition circuits and engage the starter when you turn the key. It's the electrical switching portion of the ignition system.
What are signs my ignition switch may be failing?
Common signs include intermittent or no cranking, accessories cutting out when the key is turned, or the key sticking. Diagnose the cause first, since other components can produce these symptoms.
What interchange numbers does the US-188 replace?
It cross-references 18-0356, 180356, CS332, LS631, KS6390, 19021148, 4875030P00, and 4875044P00.
Is this switch tested before shipment?
Yes. Standard Ignition states every switch is 100% tested to verify both its mechanical and electrical switching performance.
Write a Review