more than likely it needs a new wiper fluid pump, if the pump runs but still no fluid, check to make sure the hoses are connected, if they are, pull one off, and run the pump, if fluid comes out, the nozzles are plugged, usually, compressed air will clear these out.
Either you're out of fluid or the line is clogged somewhere.
This light indicates that the car is low on wiper fluid. To refill the wiper fluid resovuoir pop the hood and pour washer fluid in the clear tank. Note: not all cars have a wiper fluid warning light since not having any wiper fluid isn't a big deal.
there is no rear wiper fluid reservoir
Drain the fluid from the reservoir. Reservoir drain tube. Remove the wiper reservoir retaining bolts. The wiper reservoir will come off.
One of the channels was contaminated, you have to clean it.
Your headlight wipers should come on when you spray your windshield washer fluid.
The rear window wiper fluid comes from the windshield wiper fluid tank in the engine compartment on a 2001 Ford Escape
Plugged heads? disconnect and see if fluid runs bad pump? Plugged filter on pump intake?
The back wiper fluid is supplied by the windshield washer fluid tank in your engine compartment on the 2003 Ford Explorer ( 4 door )
Fluid for my SUV (Envoy XUV) is fed from the same container that feeds the wiper fluid for the windshield.
The tank that supplies fluid for the windshield also supplies fluid for the rear wiper. It is located in the engine compartment.