Mazda 6 Service Manual: No.27 constant voltage

No.26 exhaust sulphur smell

No.28 spark plug condition

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Mazda 6 Service Manual: Mazda Importer/Distributors
U.S.A. Mazda North American Operations 7755 Irvine Center Drive Irvine, CA 92618-2922 U.S.A. P.O. Box 19734 Irvine, CA 92623-9734 U.S.A. TEL: 1 (800) 222-5500 (in U.S.A.) (949) 727-1990 (outside U.S.A.) CANADA Mazda Canada Inc. 55 Vogell Road, Richmond Hill, Ontario, L4B 3K5 Canada TEL: 1 ...

Mazda 6 Service Manual: Foreword
Outline There are two on-board diagnostic functions: Operation mode, which inspects for and indicates correct operation of the input signals to the control module, and condition detection mode, which indicates troubles in the system. The two functions can be done using either of the f ...