All versions of Rocksmith 2014 and Rocksmith support bass guitar, except the very original release. However, even with that original copy, you can download bass compatibility through the in-game store for $9.99.
The power steering pressure switch is a device that stabilizes the idle speed of a car while the steering wheel is on full lock, either to the right or left. When the system exceeds power steering load limits, the switch sends a signal to the engine control module to compensate. Continue Reading.
The second one is on the front of the PS3. Make sure the switch on the back of the PS3 is on first. When that's on, the front switch will have either a red (standby/off) or green light (on). If the light is red, just touch the power button, and the light should turn green.