Mazda 6 Service Manual: No.12 lack/loss of power-acceleration/cruise

No.11 engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges

No.13 knocking/pinging-acceleration/cruise

Other materials:

Mazda 6 Service Manual: Replacing Interior Light Bulbs
Overhead lights/Front map lights (LED type), Rear map lights (LED type) The LED bulb cannot be replaced as a single unit because it is an integrated unit. The LED bulb has to be replaced with the unit. We recommend an Authorized Mazda Dealer when the replacement is necessary. Overhead lights/F ...

Mazda 6 Service Manual: Headlight bulb removal/installation
Low-beam Halogen type 1. Disconnect the negative battery cable. 2. Disconnect the front combination light. (See FRONT COMBINATION LIGHT REMOVAL/INSTALLATION) 3. Remove in the order indicated in the table. Caution A halogen bulb generates extremely high heat when it is used. If the ...