Removal and Installation LH Front Muffler 1. Disconnect the battery "-" terminal from the trunk room. 2. Disconnect the LH rear oxygen sensor connector (A).
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Inspection 1. Turn the ignition switch ON. 2. Connect the GDS. 3. Emit intensive light toward the photo sensor using a lamp, and check the output voltage change. 4. The voltage will rise with higher intensive light and fall with lower intensive light.