1. Disconnect the negative battery cable.
2. Turn the seaming welt and weatherstrip over.
3. Remove the sunroof seaming welt. (vehicles with sunroof only)
4. Remove the A-pillar trims.
5. Remove the B-pillar upper trims.
6. Remove the C-pillar trims.
7. Remove the front and rear map light. (See FRONT MAP LIGHT REMOVAL/INSTALLATION.) (See REAR MAP LIGHT REMOVAL/INSTALLATION.)
8. Remove the sunvisors.
9. Remove the assist handle.
10. Disconnect the roof harness connector, remove the clip, and remove the connector.
11. Remove the fasteners.
12. Disconnect the front and rear drain hose.
13. Disconnect the rear washer hose (5HB).
14. Remove the hook holding the roof panel and remove the headliner.

15. Take the headliner off from the passenger-side door opening.
16. Install in the reverse order of removal.
Headliner
Shock absorbing pad removal/installationMazda 6 Service Manual: Engine Start Function When Key Battery is Dead
CAUTION
When starting the engine by holding the transmitter over the push button start
due to a dead key battery or a malfunctioning key, be careful not to allow the following,
otherwise the signal from the key will not be received correctly and the engine
may not start.
Metal parts of ot ...
Mazda 6 Service Manual: No.1 air bag system warning light does not illuminate
Diagnostic Procedure
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 intermittent malfunction. If there
is a problem, check to make sure connec ...