October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Diagnostic Aids

Verify clean tight connections at ECM terminal No. 13 and at AIR VSV solenoid. If code is intermittent, see TESTS W/O CODES article.

Fig 1: Code 25, Circuit Wiring Diagram & Flow Chart

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