1. Start the on-board diagnostic test mode.
2. First press the POWER button, then simultaneously press AUDIO CONT button for 2 seconds or more.


Caution
3. To stop the on-board diagnostic test mode, turn the ignition switch to the LOCK position.
Supplier identification procedure
Dtc tableMazda 6 Service Manual: Antilock Brake System (ABS)
The ABS control unit continuously monitors the speed of each wheel. If one wheel
is about to lock up, the ABS responds by automatically releasing and reapplying
that wheel's brake.
The driver will feel a slight vibration in the brake pedal and may hear a chattering
noise from the brake system ...
Mazda 6 Service Manual: Coil removal/installation
Note
Do not remove the coil unless you are replacing it.
When only the coil is replaced, the immobilizer system reprogram
procedure is not necessary.
1. Disconnect the negative battery cable.
2. Remove the column cover.
3. Remove in the order indicated in the table.
4. Install in ...