B Series Truck 4WD L4-2606cc 2.6L SOHC (1992)
38 - 46 psi (265 - 314 kPa)
11.
Shut engine "OFF" and wait 5 minutes, then observe residual pressure on gauge.
Minimum 21 psi (147 kPa)
^ If not, check for leaking fuel injectors. If injectors are not leaking, replace pressure regulator.
^ If all test results are OK, fuel pump and pressure regulator are OK.