1. Remove the battery and battery bracket.
2. Disconnect the DSC HU/CM connector.
3. Connect the SST
(49 G066 004) to the DSC HU/CM connector and harness side connector.
4. Inspect voltage referring the table below.
Terminal Voltage Table (reference value)
(Ignition switch is at ON, and connector is connected unless indicated otherwise.)
* : Used for vehicle manufacturing, not used for DSC.
Inspection Using An Oscilloscope (Reference)
Steering angle (steering angle signal 1 and 2)
Steering angle signal 2 : W ( + ) - R ( - )
Steering angle signal 1 : X ( + ) - R ( - )
1 V/DIV (Y), 25 ms/DIV (X), DC range
Note
Wheel speed
RF : M ( + ) - I ( - )
RR : K ( + ) - H ( - )
LF : F ( + ) - J ( - )
LR : Q ( + ) - N ( - )
1 V/DIV (Y), 2 ms/DIV (X), AC range
Note
Vehicle speed output
1 V/DIV (Y), 5 ms/DIV (X), DC range
Note
Mazda 6 Service Manual: Steering wheel and column inspection
Steering Wheel Play Inspection
With the wheels in the straight-ahead position, gently turn the steering
wheel to the left and right and verify that the play is within the
specification.
If the play exceeds the specification, either the steering joints are
worn or the backlash of the stee ...
Mazda 6 Service Manual: Gear Shift Indicator (GSI)
The Gear Shift Indicator (GSI) supports you to obtain optimum fuel economy and
smooth driving. It displays the selected gear position in the instrument cluster
as well as notifies the driver to change to the most suitable gear position corresponding
to the actual driving condition.
CAUTIO ...