STEP 3. Replace the fuel tank differential pressure sensor.
(1) Replace the fuel tank differential pressure sensor.
(2) Carry out an evaporative emission system monitor. Refer to Evaporative Emission System Monitor Test . (3) Check the item 215, Tank Differential Pressure Sensor Noise in the data list.
(4) Turn off the power supply mode of the electric motor switch.
Is the data list "Normal"?
The inspection is complete. Replace the ECM (Refer to Removal and Installation ). Then go to Step 4.