2009 Toyota Corolla Owners Manual - Page 321

4-3. Do-it-yourself maintenance n After a fuse is replaced l If the lights do not turn on even after the fuse has been replaced, a bulb may need replacing. (→P. 357) l If the replaced fuse blows again, have the vehicle inspected by your Toyota dealer. n If there is an overload in the circuits The fuses are designed to blow before the entire wiring harness is damaged. CAUTION n To prevent system breakdowns and vehicle fire Observe the following precautions. Failing to do so may cause damage, and possibly a fire or injury. l Never use a fuse of a higher amperage rating than indicated, or use any other object in place of a fuse. l Always use a genuine Toyota fuse or equivalent. Never replace a fuse with a wire, even as a temporary fix. This can cause extensive damage or even fire. l Do not modify the fuse or the fuse box. NOTICE n Before replacing fuses Have the cause of electrical overload determined and repaired by your Toyota dealer, as soon as possible. 356