Acura TSX / Honda Accord CL. Manual — part 503

Fig. 59: Installing The Tank Straps

2. Place a jack or support under the rear suspension subframe. Install the rear suspension subframe, aligning

the pins (A) with the holes in the subframe.

2004 Acura TSX

2004 ENGINES Fuel Supply System - TSX

Fig. 60: Aligning The Pins With The Holes In The Subframe

3. Install the remaining parts in the reverse order of removal.

4. After installation, do a wheel alignment (see WHEEL ALIGNMENT PROCEDURES ).

FUEL GAUGE SENDING UNIT TEST

1. Before starting the fuel gauge sending unit test, perform the multiplex integrated control system

troubleshooting test mode A (see TROUBLESHOOTING ).

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If no problem is found, go to step 2.

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If DTC B1175 is indicated, go to the indicated DTC troubleshooting.

2. Check the No. 21 METER (7.5A) fuse in the under-dash fuse/relay box before testing.

3. Do the gauge drive circuit check (see SELF-DIAGNOSTIC PROCEDURE ).

NOTE:

For the fuel gauge system circuit diagram, refer to the Gauges Circuit Diagram
(see CIRCUIT DIAGRAM ).

2004 Acura TSX

2004 ENGINES Fuel Supply System - TSX

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If the fuel gauge needle sweeps from the minimum to maximum position and then returns to
minimum, the gauge is OK. Go to step 3.

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If the fuel gauge needle does not sweep correctly, replace the gauge assembly and retest.

4. Turn the ignition switch OFF.

5. Remove the trunk floor.

6. Remove the access panel (A) from the floor.

2004 Acura TSX

2004 ENGINES Fuel Supply System - TSX

Fig. 61: Removing The Access Panel

7. Disconnect the fuel pump 5P connector (B).

8. Remove the fuel pump assembly from the fuel tank (see FUEL PUMP/FUEL GAUGE SENDING

UNIT REPLACEMENT ).

9. Measure resistance between the No. 1 and No. 2 terminals with the float at E (EMPTY), 1/2 (HALF

FULL), and F (FULL) positions.

If you do not get the following readings, replace the fuel gauge sending unit (see FUEL PUMP/FUEL
GAUGE SENDING UNIT REPLACEMENT ).

Fig. 62: Fuel Gauge Sending Unit Test Resistance Table

NOTE:

Remove the No. 15 BACK UP (40A) fuse from the under-hood fuse/relay
box for at least 10 seconds after completing troubleshooting, otherwise it
may take up to 20 minutes for the fuel gauge to indicate the correct fuel
level.

2004 Acura TSX

2004 ENGINES Fuel Supply System - TSX