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 MANUALSHONDA2006RIDGELINE RTLREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTINFOTAINMENTNAVIGATION SYSTEM
2006 Honda Ridgeline RTL
Navigation System
2006 Honda Ridgeline RTLSECTION Navigation System
- Component Location Index
- General Troubleshooting Information
- General Operation
- Anti-theft Feature
- Symptom Diagnosis
- Self-Inertial Navigation Limitations
- Global Positioning System (GPS) Limitations
- Muting Logic
- LCD Display Unit Limitations
- Symptom Duplication
- Service Precautions
- System Initialization
- Entering Security Code
- GPS initialization
- Map Matching
- Obtaining A Navigation DVD
- DVD Handling and Cleaning
- Earliest DVD Version Application for Each Model
- How to Identify Navigation DVD Versions, and How to Inspect A DVD for Damage
- How to Answer Client Questions About Navigation Coverage
- Precaution on Customer "Sneak Previews"
- Symptom Troubleshooting Index
- System Description
- Overview
- Navigation Function
- Notes
- Vehicle Speed Pulse
- GA-Net Bus Configuration
- Charge Signal and Navigation Unit Cooling Fan Operation
- Yaw Rate Sensor
- Sensor Element Structure
- Oscillation Gyro Principles
- Operation
- Global Positioning System (GPS)
- Precision of GPS
- GPS Antenna
- GPS Receiver
- Navigation Unit
- Calculation of Vehicle Position
- Map Matching Tuning
- GPS Tuning
- Distance Tuning
- Route Guidance
- Audio Guidance
- DVD-ROM
- Audio Unit
- Navigation Display
- Microphone (MIC)
- Talk Button
- Back Button
- Glossary
- Diagnostic Function Diagram
- Navigation Unit Inputs and Outputs for Connector A (20P)
- Navigation Unit Inputs and Outputs for Connector B (14P)
- Navigation Unit Inputs and Outputs for Connector C (8P)
- Navigation Unit Inputs and Outputs for Connector D (7P) (OPTION)
- Navigation Unit Inputs and Outputs for Connector E (2P)
- Navigation display Inputs and Outputs for Connector A (20P)
- Navigation display Inputs and Outputs for Connector B (10P)
- Navigation System Connector Locations
- Circuit Diagram
- Symptom Troubleshooting
- No picture is displayed
- Picture is missing a color or tone or is an odd color
- Picture has lines or rolls
- Navigation display buttons do not work or respond properly
- GPS icon is white or not shown
- Voice guidance cannot be heard is broken up, or there is too much static
- Voice control does not work/respond
- Vehicle position icon constantly leaves road, moves erratically, or is very far from actual position
- DVD screen error messages
- System always comes up in in-line diagnostic mode
- Navigation Cannot control HVAC by voice command
- Display day/night mode does not work
- System locks up or freezes constantly
- Vehicle icon moves by itself or spins when parked
- Navigation display stays on with ignition switch OFF
- Navigation cannot control audio system
- Navigation cannot control XM radio
- Navigation frequently asks for anti-theft code and needs GPS initialization
- CDs cannot be inserted and/or ejected
- Display can be opened and/or closed even when a CD is being inserted or ejected
- OPEN/CLOSE function of the display does not work
- Navigation display will not close
- Navigation display does not open or opens part way
- System Diagnostic Mode
- Forced Starting of Display
- DVD-ROM Replacement
- Navigation Unit Removal/Installation
- GPS Antenna Removal/Installation
- Voice Control Switch Test
- Navigation Display Removal/Installation
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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.