Steering Angle Sensor Inspection
WARNING: This page is about a different car, the 2004 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the column cover.
- Measure the voltage between steering angle sensor terminal B and ground.
- If there is any malfunction, inspect the wiring harness between steering angle sensor terminal B and battery, then repair or replace if necessary.
Standard voltage B+
- Turn the ignition switch to the ON position, then measure the voltage between steering angle sensor terminal A and ground.
- If there is any malfunction, inspect the wiring harness between steering angle sensor terminal A and ignition switch, then repair or replace if necessary.
Standard voltage B+
- Measure the voltage between steering angle sensor terminal H and the ground.
- If there is any malfunction, inspect the wiring harness between steering angle sensor terminal H and ground point, then repair or replace if necessary.
Standard voltage B+
- Turn the ignition switch off.
- Connect the WDS or equivalent to the DLC-2.
- Select the SWA POS PID.
- Verify the SWA POS changes when the steering wheel is turned to the left and right.
- If there is any malfunction, replace the steering angle sensor.
Standard
When the steering wheel is turned to the right:
SWA POS changes positively.
When the steering wheel is turned to the left:
SWA POS changes negatively.