Secondary Air Injection
On models equipped with Electronic Air Injection System (EAIR), go to step 1) of CIRCUIT TEST HM in appropriate TESTS W/CODES article.
- For Grand Marquis, see TESTS W/CODES - GASOLINE .
- For Town Car, see TESTS W/CODES .
On models equipped with mechanical secondary air injection system, go to step 40) of CIRCUIT TEST HM in appropriate TESTS W/CODES article.