Mazda 6 Service Manual: No.3 will not crank

No.2 mil illuminates

No.4 hard to start/long crank/erratic start/erratic crank

Other materials:

Mazda 6 Service Manual: Key Battery Replacement
If the buttons on the transmitter are inoperable and the operation indicator light does not flash, the battery may be dead. Replace with a new battery before the transmitter becomes unusable. CAUTION Make sure the battery is installed correctly. Battery leakage could occur if it is not in ...

Mazda 6 Service Manual: Pcm configuration
1. Connect the WDS to DLC-2. 2. Set up the WDS (including the vehicle recognition.) 3. Select Module programming. 4. Select Programmable module installation. 5. Select PCM and perform procedures according to directions on the WDS screen. Note If PCM CONFIGURATION is successful, the PCM ...