
Diagnostic procedure

Dtc b1231
Dtc b1869, b1870Mazda 6 Service Manual: Master cylinder removal/installation
1. Remove in the order indicated in the table.
R.H.D.
L.H.D.
2. Install in the reverse order of removal.
Master Cylinder Installation Note
Caution
Always install the gasket of the power brake unit push rod before
performing measurement inspections or adjustments.
1. Install the ...
Mazda 6 Service Manual: No.9 tcs off light stays on more than 4 seconds with ignition switch on
When performing an asterisked (*) troubleshooting inspection, shake the
wiring harness and connectors while
doing the inspection to discover whether poor contact points are the cause
of any intermittent malfunction. If
there is a problem, check to make sure connectors, terminals and ...