1. Remove the screws.
2. Press clip A in the direction of the arrow, pll the radiator grille outward and remove from the front bumper.

3. Install in the reverse order of removal.
Cowl grille removal/installationMazda 6 Service Manual: Heated oxygen sensor (ho2s) inspection
HO2S Voltage Inspection
Note
Perform the following inspection only when directed.
1. Warm up the engine and run it at idle.
2. Disconnect the HO2S connector.
3. Connect the voltmeter test leads to the following HO2S terminals:
HO2S (front and rear)
- (+) leadterminal A
- (-) le ...
Mazda 6 Service Manual: Initial setting
Note
A driver side window will not fully close automatically under
following the conditions:
- The battery has been disconnected during vehicle maintenance or
for other reasons.
- The power window main switch connector, or driver-side power
window motor connector has been discon ...