MANUALS · FUEL [13] · страница 255 из 340 · Открыть оригинал PDF ↗

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(4) Attach pressuregaugesetinstep (3) tothe delivery
pipe.

(5) Connect the (~) battery terminal.

(6) Connecta jumperwireto the terminal for activation of
the fuel pump and to the positive (+) terminal of the bat-
tery to activate the fuel pump:With fuel pressureap-
plied, check to be sure that there is no fuel leakage from
the fuel pressure gauge and the special tool connection
part:

Disconnect the jumper wire (from the terminal for activa-
tion of the fuel pump) to stop the fuel pump.

(8) Start the engine and let it idle.

(9} Measure the fuel pressure during idling:
Standard value:Approx. 270 kPa (2.7 kg/cm?, 38 psi)
at curb idle

(1O)Disconnectthevacuumhosefromthe fuelpressure
regulator,andthenmeasurethefuelpressurewhile
usingfinger to plug the end of thehose.
Standard value:330-350 kPa (3.3-3.5 kg/cm?, 47-50
psi) at curb idle speed

(11)Checktobesurethatthe fuelpressure during idling
does not decrease even after the engine is racedfew
times.

(12JUsefinger to gently press the fuel return hose while
repeatedly racing the engine, and check to be sure that
there is fuel pressure in the return hose also.
NOTE
Therewill be no fuel pressure in the return hose if there
is insufficient fuelflow.

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