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: Rear bumper removal/installation
1. Disconnect the negative battery cable. 2. Remove the rear combination light. 3. Remove in the order indicated in the table. 4. Install in the reverse order of removal. Rear Bumper Removal Note Pull the rear bumper ends (wheel arch) outward to disengage with the bumper slider. Cautio ...

Mazda 6 Service Manual: Steering shaft inspection
1. Inspect the following. (1) Column bearing for damage (2) Steering shaft length Replace the steering shaft component as necessary. Length 211.6 mm {8.3 in} 2. Inspect the tilt and telescope operation (1) Verify that the adjusting lever moves smoothly from unlock posit ...