Viewing SNAP DATA? Or IXXX DATA? Display

Pressing HI button will select DATA values taken during snapshot. Pressing LO button will select INPUT values taken during snapshot.
To view code values selected, press "HI" or "LO" to increase or decrease code numbers. Press OFF button once to return to original snapshot display or twice to return to next available test selection. To exit self-diagnostics, press AUTO button or turn ignition off. Trouble codes are not erased when this is done.

NOTE: Only IPC specific DATA and INPUT codes are listed in this article. For PCM codes, see appropriate G - TEST W/CODES article in ENGINE PERFORMANCE.