
Diagnostic procedure

Dtc b1877, b1878, b1879, b1885
Dtc b1884, b1890Mazda 6 Service Manual: Door lock timer unit removal/installation
1. Disconnect the negative battery cable.
2. Remove the glove compartment. (L.H.D.)
3. Remove the bolt.
4. While inclining the door lock timer unit along the body panel in the
direction indicated by the arrow, disengage the bracket hook from the hole in
the body panel.
5. Disconnect the do ...
Mazda 6 Service Manual: New standards
Following is a comparison of the previous standard and the new standard.
#1 : Diagnostic trouble codes depend on the diagnostic test mode
#2 : Controlled by the PCM
#3 : In some models, there is a fuel pump relay that controls pump speed.
That relay is now called the fuel pump relay (s ...