I put my battery in wrong and now the car won't crank
Check your fuse,s,,main,ecm,and other.
TST is right, very possible but hooking it up backwards will not only blow fuses, but diodes, if you are not familiar, a diode is a small device that only allows power to flow in one direction. You Camry has several. Go here and keep scrolling to near the end. http://www.turboninjas.com/camry/camry94wiring.pdf
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