Jet Pump Test (AWD): Inspection
- Secondary Fuel Gauge Sending Unit - Remove
- Jet Pump - Inspection
1. Connect a vacuum pump, 0-30 inHg, to the transfer tube (A). 2. Turn the vehicle to the ON mode.
3. From the INSPECTION MENU of the HDS, select Fuel Pump ON.
4. Read the vacuum pump. The vacuum should be 4.0 kPa (1.2 inHg, 30 mmHg).
- If the line holds vacuum, check for a blockage in the suction line.
- If the line does not holed vacuum, check for a transfer tube, and replace the fuel tank unit .