Repair Instruction: Precaution

1. HINTS ON OPERATIONS
   Fig 1: Basic Repair Instruction Precaution Chart

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2. JACKING UP AND SUPPORTING VEHICLE
   1. Care must be taken when jacking up and supporting the vehicle. Be sure to lift and support the vehicle at the proper locations.
3. PRECOATED PARTS
   1. Precoated parts are bolts and nuts that are coated with a seal lock adhesive at the factory.
   2. If a precoated part is retightened, loosened or moved in any way, it must be recoated with the specified adhesive.
   3. When reusing a precoated part, clean off the old adhesive and dry the part with compressed air. Then apply new seal lock adhesive appropriate to that part.
   4. Some seal lock agents harden slowly. You may have to wait for the seal lock adhesive to harden.
   Fig 2: Identifying Seal Lock Adhesive Position

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4. GASKETS
   1. When necessary, use a sealer on gaskets to prevent leaks.
5. BOLTS, NUTS AND SCREWS
   1. Carefully follow all the specifications for tightening torques. Always use a torque wrench.
6. FUSES
   1. When inspecting a fuse, check that the wire of the fuse is not broken.
   2. When replacing fuses, be sure that the new fuse has the correct amperage rating. Do not exceed the rating or use one with a lower rating.
   Fig 3: Identifying Fuses Condition

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   FUSE REFERENCE CHART
   
   

   Illustration	Symbol	Part Name	Abbreviation
   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	FUSE	FUSE
   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	MEDIUM CURRENT FUSE	M-FUSE
   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	HIGH CURRENT FUSE	H-FUSE
   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	FUSIBLE LINK	FL
   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002	CIRCUIT BREAKER	CB

7. CLIPS
   1. The removal and installation methods of typical clips used for vehicle body parts are shown in the table below.

   HINT:

   If clips are damaged during a procedure, always replace the clips with new clips.

   Fig 4: Clips Removal/Installation Chart

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8. CLAWS
   1. The removal and installation methods of typical claws used for vehicle body parts are shown in the table below.

   HINT:

   If claws of caps or covers are damaged during a procedure, always replace the caps or covers with new ones.

   Fig 5: Claws Removal/Installation Chart

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9. REMOVAL AND INSTALLATION OF VACUUM HOSES
   1. To disconnect a vacuum hose, pull and twist from the end of the hose. Do not pull from the middle of the hose as this may cause damage.
      Fig 6: Identifying Vacuum Hose Handling Procedure

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   2. When disconnecting vacuum hoses, use tags to identify where they should be reconnected.
   3. After completing any hose related repairs, double check that the vacuum hoses are properly connected. The label under the hood shows the proper layout.
   4. When using a vacuum gauge, never force the hose onto a connector that is too large. If a hose has been stretched, it may leak air. Use a step-down adapter if necessary.
   Fig 7: Using Tags For Disconnecting Vacuum Hoses

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10. TORQUE WHEN USING TORQUE WRENCH WITH EXTENSION TOOL

Fig 8: Identifying Torque Wrench Height

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1. Use the formula below to calculate special torque values for situations where SST or an extension tool is combined with a torque wrench.

Formula: 

T' = L2 / (L1 + L2) * T 

Fig 9: Identifying Length Of Torque Wrench

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