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.
Engine Control System / Engine Mechanical - Service, Testing & Troubleshooting (Except Hybrid)
2015 Acura RLXSECTION Engine Control System / Engine Mechanical - Service, Testing & Troubleshooting (Except Hybrid)
- Connector View
- Repair, Regeneration
- Inspection
- Learning / Reset / Clear
- Troubleshooting
- Rewrite
- General Information
- Engine Configuration
- How to Set Readiness Codes
- Malfunction Indicator Lamp (MIL) Indication (In relation to Readiness Codes)
- Catalytic Converter Monitor and Readiness Code
- Evaporative Emission (EVAP) Control System Monitor and Readiness Code
- Air Fuel Ratio (A/F) Sensor Monitor and Readiness Code
- Air Fuel Ratio (A/F) Sensor Heater Monitor Readiness Code
- Misfire Monitor and Readiness Code
- Fuel System Monitor and Readiness Code
- Comprehensive Component Monitor and Readiness Code
- EGR Monitor and Readiness Code
- Under-Hood Emission Control Label (KA/KC model) (2014)
- Under-Hood Emission Control Label (KA/KC model) (2015)
- Under-Hood Emission Control Label (KA/KC model) (2016)
- Under-Hood Emission Control Label (2017)
- Under-Hood Emission Control Label (2018)
- Under-Hood Emission Control Label (2019)
- Under-Hood Emission Control Label (2020)
- Check
- Service Procedure
- Component Location Index
- Symptom Troubleshooting Index For Viewer
- After warming up, idle speed is above specifications without load (MIL works OK, no DTCs set) (KA/KC model)
- After warming up, idle speed is below specifications without load (MIL works OK, no DTCs set) (KA/KC model)
- Cold fast idle too high (MIL works OK, no DTCs set) (KA/KC model)
- Cold fast idle too low (MIL works OK, no DTCs set) (KA/KC model)
- Difficult to refuel (MIL works OK, NO DTCs set) (KA/KC model)
- Engine is hard to start (MIL works OK, no DTCs set) (KA/KC model)
- Engine stalls (MIL works OK, no DTCs set) (KA/KC model)
- Engine starts but stalls immediately (MIL works OK, no DTCs set, immobilizer indicator stays on or flashes) (KA/KC model)
- Engine will not start (MIL works OK, no DTCs set) (KA/KC model)
- Engine will not start (MIL works OK, no DTCs set, immobilizer indicator stays on or flashes) (KA/KC model)
- Engine will not start and HDS does not communicate with the PCM (MIL comes on and stays on, no DTCs set) (KA/KC model)
- HDS does not communicate with the PCM or the vehicle (KA/KC model)
- Idle speed fluctuates (MIL works OK, no DTCs set) (KA/KC model)
- Low power (MIL works OK, no DTCs set) (KA/KC model)
- MIL comes on and stays on, or never comes on at all, no DTCs set (KA/KC model)
- System Description
- Catalytic Converter - Overview
- EGR - Overview
- EVAP (KA/KC model)
- Electronic Throttle Control
- PCV - Overview
- PGM-FI - Components (KA/KC model)
- PGM-FI - Electronic Control
- PGM-FI - Ignition Timing Control
- PGM-FI - Injection Control
- PGM-FI - OBD
- PGM-FI - On-Board Snapshot
- VTEC/Variable Cylinder Management (VCM)
- Adjustment
- Removal, Installation And Inspection
- Replacement
- Test
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.