
Diagnostic Procedure

Dtc 18
Dtc 21Mazda 6 Service Manual: Locking, Unlocking with Request Switch, Door Handle (With the advanced keyless
function)
All doors can be locked/unlocked by pressing the request switch on the front
doors while the key is being carried.
Front doors
To lock
To lock the doors , press the request switch and the hazard warning lights will
flash once.
A beep sound will be heard once.
To unlock
Driver's door requ ...
Mazda 6 Service Manual: Valve clearance inspection
1. Disconnect the negative battery cable.
2. Remove the tire (RH).
3. Remove the splash shield (RH).
4. Remove the spark plugs. (See SPARK PLUG REMOVAL/INSTALLATION.)
5. Remove the high-tension lead.
6. Remove the oil control valve (OCV) connector.
7. Remove the ventilation hose.
8. Remove th ...