Toyota Celica 2005 Repair Manual page 210

6 Check fuel pressure.
OK
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (1ZZ−FE)
PREPARATION:
(a) Be sure that enough fuel is in the tank.
(b) Connect the hand−held tester to the DLC3.
(c) Turn the ignition switch ON and push the hand−held tes-
ter main switch ON.
(d) Use ACTIVE TEST mode to operate the fuel pump.
HINT:
Please refer to the hand−held tester operator's manual for fur-
ther details.
B07697
(e) If you have no hand−held tester, connect the positive (+)
and negative (−) leads from the battery to the fuel pump
connector (See page SF−1).
CHECK:
Check for fuel pressure in the fuel inlet hose when it is pinched
off.
HINT:
At this time, you will hear a fuel flowing noise.
NG Proceed to page SF−1 and continue to trouble-
shoot.
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DI−11