Diagnostic procedure
Mazda 6 Service Manual: Dual proportioning valve replacement (without abs)
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
Dual Proportioning Valve Installation Note
Install the dual proportioning valve so that the R mark faces the left side
of the vehicle.
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Mazda 6 Service Manual: Inspection of dtcs for condition detection mode
Note
The cruise set indicator light will illuminate for 3 seconds,
when condition detection mode is on.
If the RESUME/ACCEL switch on the cruise control switch is
malfunctioning, the cruise set indicator light will not give a correct
indication when you inspect the system.
1. Drive ...