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Home >> Acura >> 2001 >> 1.7EL Automatic >> Repair and Diagnosis >> Engine Performance >> System >> PGM-FI System >> Primary HO2S Replacement
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Primary HO2S Replacement

Special Tools Required 

O2 sensor wrench, Snap-on YA8875, SP Tools 93750, or equivalent commercially available

  1. Disconnect the primary HO2S 4P connector (A), then remove the primary HO2S (B).
    Fig 1: Removing Primary HO2S
    G01954841
  2. Install the primary HO2S in the reverse order of removal.