Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSACURA2008TSX L4-2.4LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSFUEL LEVEL SENSORSERVICE AND REPAIR
2008 Acura TSX L4-2.4L
Fuel Level Sensor: Service and Repair
2008 Acura TSX L4-2.4LSECTION Service and Repair
Fuel Pump/Fuel Gauge Sending Unit Replacement
1. Remove the fuel tank unit.
2. Remove the fuel filter set (A).
3. Remove the fuel gauge sending unit (B), the case (C), the wire harness (D), and the fuel pressure regulator (E).
4. When connecting the fuel pump assembly, make sure the connection is secure and the suction filter (F) is firmly connected to the fuel pump (G).
5. Check these items before installing the fuel tank unit:
- When connecting the wire harness, make sure the connection is secure and the connectors (H) are firmly locked into place.
- When installing the fuel gauge sending unit, make sure the connection is secure and the connector is firmly locked into place. Be careful not to bend or twist it excessively.
6. Install the parts in the reverse order of removal with new O-rings (I). When installing the fuel tank unit, align the marks on the unit and the fuel tank.
1. Remove the fuel tank unit.
2. Remove the fuel filter set (A).
3. Remove the fuel gauge sending unit (B), the case (C), the wire harness (D), and the fuel pressure regulator (E).
4. When connecting the fuel pump assembly, make sure the connection is secure and the suction filter (F) is firmly connected to the fuel pump (G).
5. Check these items before installing the fuel tank unit:
- When connecting the wire harness, make sure the connection is secure and the connectors (H) are firmly locked into place.
- When installing the fuel gauge sending unit, make sure the connection is secure and the connector is firmly locked into place. Be careful not to bend or twist it excessively.
6. Install the parts in the reverse order of removal with new O-rings (I). When installing the fuel tank unit, align the marks on the unit and the fuel tank.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.