Standard Ignition Ignition Lock Cylinder and Switch,Ignition Switch P/N:US-668
When the key sticks in the cylinder or the dash cuts out as you turn it, a worn ignition lock cylinder and switch may be the cause. The Standard Ignition Ignition Lock Cylinder and Switch US-555 replaces both in one unit. It is listed as a direct-fit replacement for the 2003-2005 Honda Civic, pairing the lock cylinder with the ignition switch it operates.
An ignition switch with lock cylinder does two jobs. The cylinder accepts the key and rotates through its positions, and the switch routes power to the ignition, accessory and starting circuits in each position. Signs this part may need replacing include:
These symptoms can have other causes, so diagnose the circuit before replacing the Honda Civic switch.
Fitment: 2003-2005 Honda Civic. See the Buyer's Guide tab for engine details.
Interchange: CS895 · KS6895 · 35100S5AA21 · 35100S5AA22 · 35100S5AA31 · 35100S5AA32 · 35100S5AA71 · 35100S5AA72 · 35100S5AA81 · 35100S5AA82 · LA8295
This part cross-references / interchanges with the following part numbers:
What does the Standard Ignition US-555 do?
It combines the ignition switch with its lock cylinder. The key turns the cylinder, and the switch sends power to the ignition, accessory and starting circuits in each key position.
Will the US-555 fit my 2004 Honda Civic?
It is listed as a direct-fit replacement for the 2003-2005 Honda Civic. See the Buyer's Guide tab for engine details for your vehicle.
What signs suggest a Civic switch may need replacing?
Possible signs include a key that binds or won't turn, a dash or accessories that cut out when the key moves, or no crank at start. Diagnose the circuit first, because these can have other causes.
Is every switch tested?
Yes. Standard Ignition states its parts are 100% tested to verify both mechanical and electrical switching performance.
Which part numbers does the US-555 interchange with?
It interchanges with CS895, KS6895, LA8295 and several 35100S5AA-series numbers. See the Interchange line in the description for the complete list.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.