Auto Repair 2001–2003 Toyota Sequoia A/C Compressor Durability Improvement

Auto Repair 2001–2003 Toyota Sequoia A/C Compressor Durability Improvement

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Introduction To improve the durability and integrity of repairs on 2001 – 2003 model year Sequoia vehicles with rear A/C, a new suction tube and in–line filter system is now available. Please follow the procedures in this bulletin if the compressor is being replaced because of a noise concern and/or has seized. Repair Procedure 1. Compressor and Magnetic Clutch On–Vehicle Inspection A. Start the engine. B. Inspect the compressor for a metallic rattle sound. a. Check if there is a metallic rattle sound from the compressor when the A/C switch is on. b. If a metallic rattle sound is heard, replace the compressor assembly. C. Inspect magnetic clutch condition. a. Check the magnetic clutch for signs of overheating.

b. If there are signs of overheating replace the magnetic clutch. 2. Suction Tube Replacement A. Recover the refrigerant from the refrigeration system. B. Remove the suction tube. a. Using the SST, or equivalent low side A/C line disconnect tool, release the 3 piping clamps. S SST 09870–00005–01 (09870–00015–01) b. Remove the suction tube from the engine compartment. NOTE: The suction tube will not be installed until step 11 of this bulletin. 3. Compressor Removal A. Please follow the instructions for compressor removal in the Technical Information System (TIS), 2003 Sequoia Repair Manual, Air Conditioning: Compressor and Magnetic Clutch. NOTE: The compressor will not be re–installed until Step 14 of this bulletin.