Mazda 6 Service Manual: No.17 cooling system concerns-overheating

No.16 high oil consumption/leakage

No.18 cooling system concerns-runs cold

Other materials:

Mazda 6 Service Manual: Plastic Part Maintenance
When cleaning the plastic lenses of the lights, do not use gasoline, kerosene, rectified spirit, paint, thinner, highly acidic detergents, or strongly alkaline detergents. Otherwise, these chemical agents can discolor or damage the surfaces resulting in a significant loss in functionalit ...

Mazda 6 Service Manual: Dual proportioning valve replacement (without abs)
1. Remove in the order indicated in the table. 2. Install in the reverse order of removal. Dual Proportioning Valve Installation Note Install the dual proportioning valve so that the R mark faces the left side of the vehicle. ...