Mazda 6 Service Manual: Troubleshooting index

On-board diagnostic function

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No. 1 one or more on-board diagnostic functions inoperative

When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while doing the inspection to discover whether poor contact points are the cause of any i ...

Other materials:

Mazda 6 Service Manual: Engine Exhaust (Carbon monoxide)
WARNING Do not drive your vehicle if you smell exhaust gas inside the vehicle: Engine exhaust gas is dangerous. This gas contains carbon monoxide (CO), which is colorless, odorless, and poisonous. When inhaled, it can cause loss of consciousness and death. If you smell exhaust gas inside the ...

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 ...