Ambient Air Temperature Signal Inspection

BOARD COMPUTER

Ambient Air Temperature Signal Inspection


1. CHECK AMBIENT SENSOR CIRCUITS BETWEEN COMBINATION METER AND AMBIENT SENSOR






1.Disconnect combination meter connector M24 and ambient sensor connector E63.
2.Check continuity between combination meter harness connector
M24 (A) terminals 34, 35 and ambient sensor harness connector
E63 (B) terminals 1 and 2.





3.Check continuity between combination meter harness connector M24 (A) terminals 34, 35 and ground.





Is the inspection result normal?
YES- GO TO 2.
NO- Repair harness or connector.

2. CHECK AMBIENT SENSOR

Check ambient sensor. Electrical Component Inspection.
Is the inspection result normal?
YES- Replace combination meter. Combination Meters.
NO- Replace ambient senor.