Pinpoint Tests AT: Engine Coolant Temperature And Engine Oil Temperature Correlation: Introduction
WARNING:
Strict observance of posted speed limits and attention to driving conditions are mandatory when carrying out the road test. Failure to follow these instructions may result in personal injury.
- This pinpoint test is intended to diagnose the following:
- low engine coolant level
- cooling system flow restriction
- engine coolant temperature (ECT) sensor (12A648)
- engine oil temperature (EOT) sensor (12A648)