Circuit/System Verification
WARNING: This page is about a different car, the 2010 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
- Position the steering wheel in the center position with the wheels facing straight-ahead.
- Engine running, observe the scan tool SWPS Signal A and SWPS Signal B parameters while turning the steering wheel. The readings should travel between 0-5 V and their should be approximately a 2.5 V difference between each signal.