Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Celica 1988-1989.1993-1994.2000 Approved Toyota Celica 2000 Toyota Celica 2000 Service Manual Engine ARTICLE_FUEL_PUMP_INSPECTION

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ARTICLE_FUEL_PUMP_INSPECTION


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Page 1 of 6
On-Vehicle Inspection

FUEL PUMP

ON-VEHICLE INSPECTION


   1. CHECK FUEL PUMP OPERATION




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  a.   Connect the TOYOTA hand-held tester to the DLC3.
  b.   Turn the ignition switch ON and TOYOTA hand-held tester main switch ON . NOTE: Do not start the engine.
  c.   Select the active test mode on the TOYOTA hand-held tester.
  d.   Please refer to the TOYOTA hand-held tester operator's manual for further details.




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  e.   If you have no TOYOTA hand-held tester, connect the positive (+) lead from the battery to terminal 4 of the connector, and the
       negative (-) lead to terminal 5.
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  f.   heck that there is pressure in the fuel inlet pipe from the fuel line. HINT: If there is fuel pressure, you will hear the sound if
       fuel following. If there is no pressure, check these parts, Fusible link, Fuses, EFI Main relay, Fuel pump, ECM , and Witting
       connector.
  g.   Turn the ignition switch to LOCK.
  h.   Disconnect the TOYOTA hand-held tester from the DLC 3.


   2. CHECK FUEL PRESSURE


  a.   Check the battery positive voltage is above 12 V .
  b.   Disconnect the negative (-) terminal cable from the battery.




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  c.   Purchase the new fuel tube and take out the fuel tube connector from its pipe. Part No.: 23271-88600




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  d.   Remove the fuel pipe clamp.
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  e.   Disconnect the fuel tube (fuel tube connector) from the fuel pipe. CAUTION:



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