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 And Emissions - Inspection, Testing & Troubleshooting
2015 Acura RDX AWDSECTION Fuel And Emissions - Inspection, Testing & Troubleshooting
- Description
- Fuel Supply System Description - Fuel Pump (2013-18)
- Fuel Supply System Description - Returnless Fuel System (2013-18)
- PGM-FI System Description - A/F Sensor/HO2S Feedback Air/Fuel Ratio Control (2013-15)
- PGM-FI System Description - A/F Sensor/HO2S Feedback Air/Fuel Ratio Control (2016-18)
- PGM-FI System Description - Fuel Cut-off Control (2013-18)
- Inspection/Adjustment
- DTC Troubleshooting Index
- Fuel and Emissions Systems DTC Troubleshooting Index (2015)
- Fuel and Emissions Systems DTC Troubleshooting Index(USA and Canada models) (2013-14)
- Fuel and Emissions Systems DTC Troubleshooting Index(USA and Canada models) (2016-18)
- Fuel and Emissions Systems DTC Troubleshooting Index(USA and Canada models) (2017)
- Symptom Troubleshooting
- Fuel and Emissions Systems Symptom Troubleshooting - Engine stalls (2013)
- Fuel and Emissions Systems Symptom Troubleshooting - Engine stalls (2016-18)
- Fuel and Emissions Systems Symptom Troubleshooting - Engine will not start, engine starts but stalls immediately, or engine is hard to start (2013)
- Fuel and Emissions Systems Symptom Troubleshooting - Engine will not start, engine starts but stalls immediately, or engine is hard to start (2016-18)
- Fuel and Emissions Systems Symptom Troubleshooting Index(USA and Canada models) (2013-15)
- Fuel and Emissions Systems Symptom Troubleshooting Index(USA and Canada models) (2016-18)
- Fuel cap warning message stays on (MIL works OK, no DTCs set) (USA and Canada models) (2013)
- Fuel cap warning message stays on (MIL works OK, no DTCs set) (USA and Canada models) (2013-15)
- Fuel cap warning message stays on (MIL works OK, no DTCs set) (USA and Canada models) (2016-18)
- Fuel overflows during refueling (No DTCs set) (USA and Canada models) (2013)
- Fuel overflows during refueling (No DTCs set) (USA and Canada models) (2013-15)
- Fuel overflows during refueling (No DTCs set) (USA and Canada models) (2016-18)
- Troubleshooting
- How to Information
- How to Troubleshoot the Fuel and Emissions Systems (2013-15)
- Intermittent Failures
- Service Information
- Opens and Shorts
- CHECK SYSTEM Display Indication (CHECK STARTER SYSTEM)
- How to Use the HDS (Honda Diagnostic System)
- If the MIL did not stay on
- If you cannot duplicate the DTC
- HDS Clear Command
- Scan Tool Clear Command
- DTC Clear
- PCM Reset
- How to End a Troubleshooting Session (required after any troubleshooting)
- How to Troubleshoot Circuits at the PCM Connectors
- OBD Status
- How to Troubleshoot the Fuel and Emissions Systems (2016-18)
- Intermittent Failures
- Service Information
- Opens and Shorts
- CHECK SYSTEM Display Indication (CHECK STARTER SYSTEM)
- How to Use the HDS (Honda Diagnostic System)
- If the MIL did not stay on
- If you cannot duplicate the DTC
- HDS Clear Command
- Scan Tool Clear Command
- DTC Clear
- PCM Reset
- How to End a Troubleshooting Session (required after any troubleshooting)
- How to Troubleshoot Circuits at the PCM Connectors
- OBD Status
- How to Troubleshoot the Fuel and Emissions Systems (2013-15)
- Component Location Index
- Circuit Diagram
- Testing
- Fuel Tank
- General Information
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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.