Tacoma 3.4 Fuel Pressure Test
The Toyota Tacoma has a fuel injector that mixes fuel with air. This technology almost completely replacedin the late 1980s and its programmable firmware allows the samehardware to be used with different fuels. A fuel injector is only anozzle and a valve; it still requires a pump to inject the fuel into theengine. 1Determine which fuelyour Toyota Tacoma will need. This depends not only on the make andmodel, but also the engine size. Models made before 2005 may have a2.4L, 2.7L or 3.4L engine.
Fuel Pressure Regulator
The current version may have a 2.7L or 4.0Lengine. 2Relieve the fuel system pressure and disconnect the negative battery cable with a socket wrench. Surgery book net toronto pdf. Remove theunder cover subassembly and drain the engine coolant. Detach the intakeair connector and disconnect the throttle body motor assembly with asocket wrench. 3Disconnect the fuel lines andremove the fuel pressure pulsation damper assembly with a socket wrench.Unplug the electrical connectors for the fuel and vacuum switchingvalve.
Tacoma 3.4 Fuel Pressure Test
Remove the engine wiring harness clamp and the air conditioningcompressor clutch connector with a socket wrench. 4Remove the two fuel railmounting bolts with a socket wrench and lift out the fuel rail with theinjectors still attached. Pull out the fuel injectors and discard theold gaskets. 5Use new gaskets and install the new fuel injectors by reversing the removal procedure. 6Fill the coolant reservoir with coolant of the proper grade and type. Start the engine and check for fuel leaks.Posted on Feb 18, 2012.