1. Disconnect the parking brake switch connector.
2. Verify that the continuity is as indicated in the table.

If not as indicated in the table, replace the parking brake switch.

Rear Parking Brake Cable Removal/InstallationMeters and Gauges
1 Speedometer
2 Odometer, Trip Meter and Trip Meter Selector
3 Tachometer
4 Fuel Gauge
5 Dashboard Illumination
6 Outside Temperature Display
7 Trip Computer and INFO Switch
Speedometer
The speedometer indicates the speed of the vehicle.
Odometer, Trip Meter and Trip Meter Selector
...
Service Publications
Service Publications
Factory-authorized Mazda service publications are available for owners who wish
to do some of their own maintenance and repair.
When requesting any of our publications through an Authorized Mazda Dealer, refer
to the chart below.
If they do not have what you need in stock ...
Keyless Antenna [Advanced Keyless Entry System]
Purpose
Outputs a request signal and specifies the remote transmitter location.
Function
The keyless antenna outputs request signals to the inside and outside of
the vehicle based on the signals from the LF control unit.
Construction, Operation
The antennas for re ...