
Diagnostic procedure


Dtc b2477
Dtc b2777, b2778, b2779, b2780Mazda 6 Service Manual: Rear door glass removal/installation
1. Fully down the rear door glass.
2. Remove the rear door trim.
3. Remove the hole cover.
4. Pull up the rear door weatherstrip and remove the screw.
5. Remove the bolt.
6. Remove the glass run channel from the rear door glass guide.
7. Lift the rear door glass to the position where the rea ...
Mazda 6 Service Manual: Egr valve removal/installation
1. Disconnect the negative battery cable.
2. Disconnect the EGR valve connector.
3. Remove in the order indicated in the table.
4. Install in the reverse order of removal.
Water Hose Removal Note
Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT.)
EGR Valve Removal Note
1. Re ...