It depends solely whether you have problems with your injectors or not. Some cars go 200K and higher without any problems. If you have bought an used car, it's recommended to perform a cleaning cycle. There are plenty of gas additives which you can use, such as, Shell, Chevron, SeaWater and so on.
Dirty fuel injectors.
It's nonexistent. Try looking for the fuel injectors.
The fuel pump relay switch, on your 1995 Toyota Camry, is located near the top of the engine. You will find the switch where the fuel line connects to the fuel injectors.
4 cylinder - In the intake manifold on the firewall side of the engine. There is a fuel rail that is help on with two bolts. you can remove the fuel rail and pull the injectors. They are only held in by O-rings.
Add a fuel injection cleaner into the fuel tank or go to a garage that has a fuel injection service machine.
The original fuel injectors on that model were recalled - did you ever have them replaced?
Replacing fuel injectors is a complex process that includes various steps. Before you replace injectors you should have them tested. Steps to replace would be , releave fuel pressure, disconnect batery, and unplug the injectors and replace.
Fuel injection service generally means running a cleaning solution through your fuel system. It removes the carbon buildup and makes the injectors spray more effectively.
V6 engine - 6 fuel injectors V8 engine - 8 fuel injectors
Fuel injectors.
The average cost to clean fuel injectors is about $150. Fuel injectors are used to deliver fuel into an internal combustible engine.
Yous should check the 'O ring' or check the fuel injectors 'O ring' on the fuel rail.