Monitor Scantool Data
1.

Connect scantool to Data Link Cable (DLC).

2.

Monitor " Accel Position Sensor and Mass Air Flow " parameter on the scantool.

Fig 1) Normal value with mass air flow and accel position sensor at idle.

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