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.
Fuel Tank Unit Disassembly and Reassembly (2013-18): Reassembly
2015 Acura RDX AWDSECTION Reassembly
Fuel Pump/Fuel Gauge Sending Unit
- Fuel Pump/Fuel Gauge Sending Unit - Install
1. Install the fuel level sensor (fuel gauge sending unit) (A) to the fuel tank unit (fuel pump). NOTE:- When connecting the wire harness, make sure the connection is secure and the connector is firmly locked into place.
- When installing the fuel gauge sending unit, be careful not to bend or twist it excessively.
- Fuel Tank Unit - Install
1. Install the fuel tank unit . Fuel Pressure Regulator
- Fuel Pressure Regulator - Install
1. Install the fuel pressure regulator (A) with new O-rings (B) and a new backup ring (C). NOTE:- Coat the O-ring with clean engine oil; do not use any other oil or fluid.
- Do not pinch the O-ring during installation.
- Use all the new parts supplied in the pressure regulator replacement kit.
2. Install a new bracket (D)3. Install the reservoir (E).
NOTE: NOTE: When installing the reservoir, be careful not to bend or twist the fuel gauge sending unit excessively. - Fuel Tank Unit - Install
1. Install the fuel tank unit . Fuel Filter
- Fuel Filter - Install
1. Install the fuel filter set (A). NOTE:- Coat the O-rings with clean engine oil; do not use any other oil or fluid.
- Do not pinch the O-rings during installation.
- When connecting the wire harness, make sure the connection is secure and the connectors 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.
- Use all the new parts supplied in the fuel filter replacement kit.
- Fuel Tank Unit - Install
1. Install the fuel tank unit .
RENDER: 1.0x
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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.