
Diagnostic procedure


Dtc b2477
Dtc b2777, b2778, b2779, b2780Mazda 6 Service Manual: On-board diagnostic test
DTCs Reading Procedure
1. Perform the necessary vehicle preparation and visual inspection.
2. Connect WDS or equivalent to the vehicle DLC-2 16-pin connector located as
shown in the figure.
3. Retrieve DTCs by WDS or equivalent.
Pending Trouble Code Access Procedure
1. Perform the necessary ...
Mazda 6 Service Manual: Immobilizer System
The immobilizer system allows the engine to start only with a key the system
recognizes.
If someone attempts to start the engine with an unrecognized key, the engine
will not start, thereby helping to prevent vehicle theft.
If you have a problem with the immobilizer system or the key, consult ...