Acura Coupes and Sedans 1986-1993 Repair Guide

Throttle Body



See Figures 1, 2 and 3

  1. Disconnect the air intake tube from the throttle body.
  3. Drain the cooling system, at least to a level below the throttle body.
  5. Disconnect the coolant hoses running to the throttle body.
  7. Label and disconnect the vacuum hoses from the throttle body.
  9. Disconnect the wiring connector(s) from the throttle body.
  11. Label and disconnect the throttle control, cruise control and/or accelerator cable. Do not kink the cables.
  13. Remove the nuts holding the throttle body to the intake chamber or plenum. Loosen each nut 1-2 turns at a time to release the pressure evenly.

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Fig. Fig. 1: Throttle body assembly-Integra

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Fig. Fig. 2: Throttle body assembly-Legend

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Fig. Fig. 3: Throttle body assembly-Vigor

  1. Remove the throttle body assembly. Remove and discard the gasket. Some models use a solid insulator below the throttle body instead of a regular gasket. This base may be removed after its retaining bolts are removed. If the insulator is in good condition and free of any cracks or