Standard Ignition 4WD Switch P/N:TCA-47
When a worn or damaged 4WD switch stands between you and four wheel drive, the Standard Ignition 4WD Actuator Switch TCA-62 is a direct-fit, electrically operated replacement for the original unit. It fits many vehicles, among them the 1999-2003 Ford F-150, 1999-2002 Ford Expedition and 2004 Ford F-150 Heritage. See the Buyer's Guide tab for the full list.
This four wheel drive actuator switch is part of the electrical circuit used to select four wheel drive. Signs it may need replacing include four wheel drive that won't engage or disengage when selected, or a switch that responds only intermittently. Wiring or other four wheel drive components can cause the same symptoms, so diagnose the cause before replacing the switch.
Interchange: FWD54 · SW3918 · FWD76 · F85Z14B166AA · XL3Z14B166AA
This part cross-references / interchanges with the following part numbers:
What does the Standard Ignition TCA-62 switch do?
It is an electrically operated four wheel drive actuator switch. It is part of the circuit used to select four wheel drive, and it replaces a damaged original unit.
Does this Expedition switch fit my 1999-2002 Ford Expedition?
Yes. TCA-62 is a direct-fit replacement for the 1999-2002 Ford Expedition, and it also fits the 1999-2003 Ford F-150. See the Buyer's Guide tab for the full list.
What are signs my 4WD switch may need replacing?
Signs include four wheel drive that won't engage or disengage when selected, or a switch that works only intermittently. Diagnose the cause first, because wiring or other 4WD parts can cause the same symptoms.
How is the TCA-62 built?
It uses copper alloy conductors for superior electrical conductivity with low resistive losses. Standard builds its switches to OE spec for proper fit, form and function.
How is this 4WD switch installed?
It installs as a direct-fit replacement in place of the damaged original switch. Follow the vehicle service information for the correct removal and installation procedure.
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.