Operation CHARM: Car repair manuals for everyone.

Monitor Scantool Data





Monitor Scantool Data

1. Engine "OFF"
2. Monitor Engine Coolant Temperature Sensor parameter on Current data








3. Is the measured ECTS parameter displayed within specifications?
YES
- Fault is intermittent caused by poor contact in the sensor's and/or PCM's connector or was repaired and PCM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "Verification of Vehicle Repair" procedure
NO
- Go to "Component Inspection" procedure