Mazda 6 Service Manual: No.20 fuel odor (in engine compartment)

No.19 exhaust smoke

No.21 engine noise

Other materials:

Mazda 6 Service Manual: Direct Mode
Direct mode can be used for temporarily switching gears by operating the steering shift switch while the vehicle is being driven with the selector lever in the D range. While in direct mode, the D and M indication illuminate and the gear position in use is illuminated. Direct mode is canceled ...

Mazda 6 Service Manual: Flasher unit inspection
1. Connect the connector to the flasher unit. 2. Connect the negative battery cable. 3. Measure the voltage at the flasher unit using voltmeter. When inspecting terminal F for continuity, disconnect the flasher unit connector. 4. If the value are not as specified in the Terminal Voltag ...