Monitor Scantool Data
1.

Connect scantool to Data Link Cable (DLC).

2.

Warm up engine to normal operating temperature.

3.

Monitor "Fuel Temperature Sensor" parameter on the scantool.

Fig 1) Signal decreases with increasing sensor temperature and increases with decreasing sensor temperature.

4. Is the Current data displayed correctly ?

YES

▶ Fault is intermittent caused by poor contact in the sensor’s and/or ECM’s connector or was repaired and ECM 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 "W/Harness Inspection" procedure.

Яндекс.Метрика