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: Dsc on-board diagnosis
On-Board Diagnostic (OBD) Test Description (See ABS (ABS/TCS) ON-BOARD DIAGNOSIS) DTC Table PID/DATA Monitor Table Active Command Modes Table ...

Mazda 6 Service Manual: Bonnet adjustment
Gap Adjustment 1. Remove the front fender. 2. Loosen the bonnet hinge installation bolts and reposition the bonnet. 3. Tighten the bolts. 4. Verify that the gap between the bonnet and the body is within the specification. Clearance a: 2.5-4.5 mm {0.08-0.17 in} Height Adjustment 1 ...