Test 10A - Compass/Temperature Module Problems
Compass/temperature module diagnostics are separated into 7 categories. Verify customer complaint and identify problem area before performing appropriate test. Perform tests in order indicated. See DIAGNOSING COMPASS/TEMPERATURE PROBLEMS table.
DIAGNOSING COMPASS/TEMPERATURE PROBLEMS
| Description | Perform Test |
|---|---|
| Module Shows Trouble Codes | Replace Module |
| COMP/TEMP & US/M Buttons | Replace Module |
| Blank Display | TEST 11A |
| VFD Segment | TEST 12A |
| Display Illumination | TEST 13A |
| Compass Direction Reading | TEST 14A |
| Ambient Temperature Reading | TEST 15A |