Mazda 6 Service Manual: No.13 knocking/pinging-acceleration/cruise

No.12 lack/loss of power-acceleration/cruise

No.14 poor fuel economy

Other materials:

Mazda 6 Service Manual: C-pillar trim removal/installation
4SD 1. Remove the tire house trim. 2. Turn the seaming welt over. 3. Remove the cap using a fastener remover, and remove the bolt (with curtain air bag system). 4. Disengage clips A and clip B using a fastener remover. 5. Pull the C-pillar trim forward, then disengage hook C from the body, ...

Mazda 6 Service Manual: Knock sensor inspection
Note Perform the following test only when directed. Resistance Inspection 1. Turn the ignition switch to LOCK. 2. Disconnect the knock sensor connector. 3. Measure the resistance between the knock sensor terminals A and B using an ohmmeter. If not as specified, replace the knock sens ...