Tundra 4WD V8-4.6L (1UR-FE) (2010)
(m)Measure the fuel pressure.
Standard fuel pressure:
281 to 287 kPa (2.87 to 2.93 kgf/cm2, 41 to 42 psi)
(n) If the pressure is not as specified, check the fuel pump, pressure regulator and/or injectors.
(o) Stop the engine.
(p) Check that the fuel pressure remains as specified for 5 minutes after the engine has stopped.
Standard fuel pressure:
147 kPa (1.5 kgf/cm2, 21 psi) or higher
(q) If the pressure is not as specified, check the fuel pump, pressure regulator and/or injectors.
(r) After checking the fuel pressure, disconnect the cable from the negative (-) battery terminal and carefully remove SST and the fuel tube
connector to prevent gasoline from spraying.
(s) Reconnect the fuel tube (fuel tube connector).
(t) Check for fuel leak.
(1) Check that there are no fuel leaks after performing maintenance anywhere on the system.
If there are fuel leaks, repair or replace parts as necessary.