1998–2003 Toyota Land Cruiser Exhaust Booming At Idle

1998–2003 Toyota Land Cruiser Exhaust Booming At Idle

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Introduction Some 1998 – 2003 model year Land Cruiser vehicles may exhibit an exhaust booming noise at warm idle with the vehicle stopped and the transmission in “D” range. The following procedure has been developed to improve the condition. Repair Procedure Replace FR Engine Mount Insulator S Refer to the Technical Information System (TIS) for the applicable model year Land Cruiser Repair Manual section for replacement procedure. Replace RR Engine Mount Insulator S Refer to the Technical Information System (TIS) for the applicable model year Land Cruiser Repair Manual section for replacement procedure. No. 4 Crossmember Damper Weight Installation 1. Check Bolt Hole A. Check the 2 bolt holes located in the LH frame rail. If there are weld nuts, go to step 2 – H. B. Check the 2 bolt holes located in the LH frame rail. If there are no weld nuts, go to step 2 – A.

2. Install No. 4 Crossmember Damper Weight A. Insert the wires into each bolt hole of the frame, and pull out the wires from the hole “A.” B. Insert the 3 wires into the hole of the bracket at the direction shown in the illustration. NOTE: Due to the spacing of the bolt holes in the frame, be careful to install the bracket in the correct direction. C. Attach a nut to the center wire as shown the illustration. D. Insert the bracket into the hole “A” of the frame. E. Using the 3 wires, position the bracket and pull out the front wire through hole “A.” F. Tighten the front bolt temporarily by pulling the center wire from the bottom and holding down the bracket. G. Using the wire at the rear side, position the bracket.