Steering Angle Sensor Inspection

WARNING: This page is about a different car, the 2007 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the steering angle sensor connector.
Connect battery positive voltage to terminal A and ground to terminal F of the steering angle sensor.
Turn the steering wheel to the right and left, and verify that the voltage and pulses at the terminals are as shown in the figure.
- If there is any malfunction, replace the body of the combination switch.
  
  Fig 1: Steering Angle Sensor Blinking Pattern
  Courtesy of MAZDA MOTORS CORP.