Select Test Mode

Press HI button to advance to next test or LO button to return to previous test. See Figure. (At this point, to return to SELECT TEST TYPE MODE, press OFF button, otherwise, continue procedure.) A description of available tests follows:

• RSS Data - Actual analog values (as seen/used by the system) are displayed.
• RSS Inputs - Displays state of lift/dive signal. HI state indicates PCM is not grounding the signal circuit (vehicle is NOT lifting or diving). LO signal indicates PCM is grounding the signal circuit (vehicle is lifting or diving).
• RSS Outputs (Output Cycling) - Output cycling can be used to determine if the output tests can be actuated regardless of the inputs and normal program instructions. After selecting an output test, HI and LO will be displayed for 3 seconds in each state to indicate command and output terminal voltage.
• RSS Clear Codes - To clear codes, press HI button. RSS CODES CLEAR message will be displayed for 3 seconds, then the system will automatically return to SELECT TEST TYPE MODE.