Toyota RAV4 2004 Bedienungsanleitung

2004 ENGINE PERFORMANCE

SFI - RAV4

SFI SYSTEM

PRECAUTION

HINT:

Any diagnostic trouble code (DTC) retained in the ECM will be erased when the negative (-) terminal cable is

removed from the battery. If necessary, read the DTC before removing the negative (-) terminal cable from the

battery.

1. BEFORE WORKING ON FUEL SYSTEM, DISCONNECT NEGATIVE (-) TERMINAL CABLE

FROM BATTERY

2. DO NOT SMOKE OR WORK NEAR AN OPEN FLAME WHEN WORKING ON FUEL

SYSTEM

3. KEEP GASOLINE AWAY FROM RUBBER OR LEATHER PARTS

4. MAINTENANCE PRECAUTIONS

a. To prevent engine misfire, these precautions should be taken.

1. Check the battery terminals for proper connection.

2. After repair, check that the ignition coil terminals and all other ignition system lines are

reconnected securely.

3. When cleaning the engine compartment, be especially careful to protect the electrical system

from water.

b. Observe the following when handling the heated oxygen sensors.

1. Do not drop the sensor or hit it against an object.

2. The sensor should be free from any contact with water.

5. IF VEHICLE IS EQUIPPED WITH MOBILE COMMUNICATION SYSTEM (HAM, CB, ETC.)

If the vehicle is equipped with a mobile communication system, refer to the PRECAUTION .

6. AIR INDUCTION SYSTEM

a. Removal of the engine oil dipstick, oil filler cap, PCV hose may break the engine.

b. Disconnection, looseness or cracks in the parts of the air induction system between the throttle

body and cylinder head may allow air suction and break the engine.

7. ELECTRONIC CONTROL SYSTEM

a. Before removing the SFI wiring connectors, terminals, first disconnect the power by turning the

ignition switch OFF or disconnecting the negative (-) terminal cable from the battery.

HINT:

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

Microsoft

Be sure to check the DTC before disconnecting the negative (-) terminal cable from the battery.

b. When installing the battery, be especially careful not to incorrectly connect the positive (+) and

negative (-) cables.

c. Do not give a severe impact to the SFI parts during removal or installation. Handle all the SFI parts

carefully, especially the ECM.

d. Be careful during troubleshooting. Numerous transistor circuits are used and even slight terminal

contact can cause further troubles.

e. Do not open the ECM cover.

f. When inspecting during rainy weather, take care to prevent entry of water. Also, when washing the

engine compartment, prevent water from getting into the SFI parts and wiring connectors.

g. Parts should be replaced as an assembly.

h. Care should be taken when pulling out and inserting the wiring connectors.

1. Release the lock and pull out the connector, pulling on the connectors.

2. Fully insert the connector and check that it is locked.

i. Use SST for the inspection or test of the injector or its wiring connector.

SST 09842-30080

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

Microsoft

Fig. 1: Identifying SST

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

8. FUEL SYSTEM

a. When disconnecting the high fuel pressure line, a large amount of gasoline will spill out. Observe

these procedures:

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

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Fig. 2: Disconnecting High Fuel Pressure Line

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

1. Disconnect the fuel pump connector.

2. Start the engine. After the engine has stopped on its own, turn the ignition switch OFF.

3. Put a container under the connection.

4. Slowly loosen the connection.

5. Disconnect the high fuel pressure line.

6. Reconnect the fuel pump connector.

. Observe the following when removing and installing the injector:

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

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Fig. 3: Removing/Installing Injector

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

1. Never reuse the O-ring.

2. When placing a new O-ring on the injector, take care not to damage it in anyway.

3. Coat a new O-ring with spindle oil or gasoline before installing. Never use engine oil, gear

oil and brake oil.

c. Install the in

ector to the deliver

pipe and c

linder head, as shown in Fig. 4 .

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

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Fig. 4: Installing Injector To Delivery Pipe & Cylinder Head

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

d. Observe the following when disconnecting the fuel tube connector (quick type):

1. Check if there is any dirt like mud in the pipe and around the connector before disconnecting

the fuel tube connector. If necessary, clean the dirt away.

2. Disconnect the fuel pipe clamp from the connector.

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

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Fig. 5: Disconnecting Fuel Pipe Clamp From Connector

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3. Be sure to disconnect them with hands.

4. When the connector and the pipe are stuck, push and pull the connector. Then disconnect and

pull it out. Do not use any tools at this time.

5. Check if there is any dirt on the seal surface of the disconnected pipe. If necessary, clean the

dirt away.

6. Prevent the disconnected pipe and connector from being damaged and foreign objects mixing

in by covering them with a vinyl bag.

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

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Fig. 6: Pushing & Pulling Connector

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

e. Observe the following when connecting the fuel tube connector (quick type):

1. Check if there is any damage or foreign objects in the connected part of the pipe.

2. Match the axis of the connector with the axis of the pipe, and push into the connector until a

"click" sound is heard. If the connection is tight, apply little amount of fresh engine oil on the

tip of the pipe.

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

Microsoft

Fig. 7: Matching Axis Of Connector With Axis Of Pipe & Pushing

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3. After having finished the connection, pull the pipe and the connector to ensure secure

connection.

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

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Fig. 8: Pulling Pipe & Connector

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

4. Check to make sure no fuel leak is present.

If the result is not specified, repair or replace.

5. Install the fuel pipe clamp to the connector.

2004 Toyota RAV4

2004 ENGINE PERFORMANCE SFI - RAV4

Microsoft

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