Mazda 6 Service Manual: No.19 exhaust smoke

No.18 cooling system concerns-runs cold

No.20 fuel odor (in engine compartment)

Other materials:

Mazda 6 Service Manual: Fuel tank removal/installation
Warning Repairing a fuel tank that has not been properly steam cleaned can be dangerous. Explosion or ire may cause death or serious injury. Always properly steam clean a fuel tank before repairing it. Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injur ...

Mazda 6 Service Manual: Wiper and washer switch inspection
Windshield Wiper And Washer Switch Without vehicle-speed sensing type wipers 1. Remove the wiper and washer switch. (See WIPER AND WASHER SWITCH REMOVAL/INSTALLATION) 2. Inspect for continuity between the wiper and washer switch terminals using an ohmmeter. If not as specified, replace th ...