Scan Tool Testing and Procedures

Air Conditioning (A/C)

Models 208 as of MY 1998

Reading Actual Values (via A/C Pushbutton Control Module [N22])

Note
1. The display window will show values as per each test step in the Reading Actual Values table.
2. The temperature control is maintained during the duration of the test.




Preparations for Test
1. Review 11, 12, 13, 14, 15, 21, 22, 31, 32, 41
2. Ignition ON.
3. Set temperature selection to 72°F on both sides.
4. Press REST for more than 6 seconds.
5. The left side of the display window will display the number 01 and the in-car temperature (e.g. 72°F) will appear on the right display.
6. By pressing the left AUTO button, the next test step is displayed (see table).
7. Press REST to end test program.

Note: The display will show "-40" if there is a short or open circuit, negative sensor values will be shown on the left display as "-".