With SH-AWD

Remove the secondary fuel gauge sending unit .
Connect a vacuum pump/gauge, 0- 30 inHg, to the transfer tube (A).

Fig 1: Connecting Vacuum Pump/Gauge To Transfer Tube (With SH-AWD)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
From the INSPECTION MENU of the HDS, select Fuel Pump ON.
Read the vacuum pump/gauge. The vacuum should be 4, 0 kPa (1.2 inHg, 30 mmHg).
- If the vacuum is OK, the transfer fuel pump and the transfer tube is OK.
- If the vacuum is out of specification, go to step 6.
Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
Install the secondary fuel gauge sending unit .
Remove the fuel tank unit .
Connect the vacuum pump/gauge, to the fuel tank unit (A).

Fig 2: Connecting Vacuum Pump/Gauge To Fuel Tank Unit
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Lower the fuel tank unit (A) into the fuel tank until the pick up screen is submerged in the fuel.

Fig 3: Connecting 4P Connector And Fuel Tank Unit
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Connect the fuel tank unit 4P connector (B).
Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
From the INSPECTION MENU of the HDS, select Fuel Pump ON.
Read the vacuum pump/gauge. The vacuum should be 4.0 kPa (1.2 inHg, 30 mmHg).
- If the vacuum is OK, replace the transfer tube, then recheck the fuel vacuum.
- If the vacuum is out of specification, replace the fuel tank unit , then recheck the fuel vacuum.