Mazda 6 Service Manual: No.11 shift point is high or low

No.10 frequent shifting

No.12 torque converter clutch (tcc) non-operation

Other materials:

Mazda 6 Service Manual: Reporting Safety Defects (U.S.A.)
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in addition to notifying Mazda Motor Corporation (Your Mazda Importer/Distributor). If NHTSA receive ...

Mazda 6 Service Manual: Starting procedure for on-board diagnostic test mode
Note All DTCs displayed in the on-board diagnostic test mode should be entered in the Audio Repair Order Form. 1. Turn the ignition switch to the ACC or ON position. 2. First press the POWER button, then simultaneously press the AM button and TAPE/MD button for 2 seconds or more. N ...