Mazda 6 Service Manual: No.4 hard to start/long crank/erratic start/erratic crank

No.3 will not crank

No.5 engine stalls-after start/at idle

Other materials:

Mazda 6 Service Manual: Removal/Installation
To remove the head restraint, pull it up while pressing the stop-catch. To install the head restraint, insert the legs into the holes while pressing the stop-catch. WARNING Always drive with the head restraints installed when seats are being used and make sure they are properly installed: Dri ...

Mazda 6 Service Manual: Exhaust system
EXHAUST SYSTEM INSPECTION Start the engine and inspect each exhaust system component for exhaust gas leakage. If leakage is found, repair or replace as necessary. EXHAUST SYSTEM REMOVAL/INSTALLATION Warning When the engine and exhaust system are hot, they can badly burn. Turn off t ...