Repair manual
Wiring diagrams
Honda Ridgeline I Repair Manual
Step-by-step repair and maintenance instructions for the Honda Ridgeline I (2005–2009): removal, installation, adjustment, diagnostics and parameter checks with illustrations.
81sections
648articles
ENManual language
- GA-Net Bus Configuration
- Audio Unit Connector for Inputs and Outputs
- CD Changer Connector for Inputs and Outputs (With Navigation System)
- XM Receiver Connector for Inputs and Outputs
- How to check for audio display condition
- Error Codes
- Poor AM or FM radio reception or interference
- Power switch will not turn ON (No information display and no sound)
- Radio stays powered with the ignition switch OFF
- No sound is heard from speaker(s) (display is normal)
- Audio unit button illumination does not work
- Radio preset memory is lost
- Poor or no sound with XM radio (Audio unit does display XM channels)
- XM radio display is blank and no station information is displayed
- Error code: XM NO SIGNAL or XM ANTENNA is displayed
- XM radio preset memory is lost
- Audio disc does not eject
- Audio disc changer does not load all six discs
- Audio disc changer does not move between discs
- Volume does not change
- Radio tuner does not change stations
- Audio disc does not load
- Audio disc does not play
- Audio disc skips
- Audio remote switch does not work properly
- Unable to select CD changer
- Poor or no sound with audio disc changer
- Left/Right Channel ID
- Frequency sweep
- Sound judging
- Engine Electrical (Special Tools)
- Body Electrical (General Troubleshooting) 3
- Relay and Control Unit Locations
- Connectors and Harnesses 2
- Fuse/relay Boxes
- Power Distribution (Fuse ID)
- Ground Distribution
- Under-Hood Fuse/relay Box 7
- Under-Dash Fuse/relay Box
- Battery
- Relays 2
- Accessory Power Sockets
- Battery Cable Reset
- Front Door Panel Removal/Installation
- Front Door Outer Handle Replacement
- Front Door Latch Replacement
- Front Door Glass and Regulator Replacement
- Front Door Glass Outer Molding Replacement
- Front Door Weatherstrip Replacement
- Front Door Side Sill Seal Replacement
- Rear Door Panel Removal/ Installation
- Rear Door Outer Handle Replacement
- Rear Door Latch Replacement
- Rear Door Glass and Regulator Replacement
- Rear Door Glass Outer Molding Replacement
- Rear Door Weatherstrip Replacement
- Rear Door Side Sill Seal Replacement
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Parasitic Load Explanation & Test Procedures - General Information 2
- Waveforms - Injector Pattern Tutorial - General Information 2
- Electrostatic Discharge Warning - General Information
- State Emission Standards - Diesel
- Diagnostic Trouble Code Definitions - General Information
- How to Use the Self-diagnostic Function without the HDS
- DTC Troubleshooting Index
- Symptom Troubleshooting Index
- DTC Troubleshooting
- Radiator and A/C Condenser Fan Low Speed Circuit Troubleshooting
- A/C Condenser Fan High Speed Circuit Troubleshooting
- Radiator and A/C Condenser Fan High Speed Circuit Troubleshooting
- A/C Compressor Clutch Circuit Troubleshooting
- A/C Pressure Switch Circuit Troubleshooting
- Air Mix Control Motor Test
- Mode Control Motor Test
- Recirculation Control Motor Test
- Refrigerant Leak Test
- Performance Test
- Diagnostic Trouble Code (DTC)
- Self-diagnosis
- How to Troubleshoot Circuits at the VTM-4 Control Unit
- How to End a Troubleshooting Session (required after any troubleshooting)
- DTC Troubleshooting Index
- Symptom Troubleshooting Index
- DTC Troubleshooting
- DTC 21-1, 21-2, 22-1, 22-2: Front Wheel Sensors
- DTC 23-1, 23-2, 24-1, 24-2: Rear Wheel Sensors
- DTC 26-1: VSA Modulator Control Unit or Wire Harness
- DTC 37-1, 38-1: Engine RPM Signal Circuit
- DTC 41-1, 41-2: CAN Communication (PCM/VSA System)
- DTC 42-1, 42-2, 43-1: Differential Oil Temperature Sensor
- DTC 44-1: VTM-4 Relay
- DTC 51-1, 52-1, 53-1, 53-2, 54-1: Left Clutch Electromagnetic Coil
- DTC 53-2, 55-1, 56-1, 57-1, 58-1: Right Clutch Electromagnetic Coil
- DTC 59-1: Right/Left Clutch Electromagnetic Coil Power Supply
- DTC 73-1: MAP (Manifold Absolute Pressure) Sensor, or PCM
- DTC 77-1: PCM
- DTC 78-1: VTM-4 Control Unit
- Backlash Inspection
- Front Seat Removal/Installation
- Front Seat-back Cover Replacement
- Front Seat Cushion Cover Replacement
- Rear Seat Removal/Installation
- Rear Seat Armrest Replacement
- Rear Seat Armrest Beverage Holder Replacement
- Rear Seat Cushion Handle Replacement
- Rear Seat Cushion Pivot Cable Replacement
- Rear Seat-back Cover Replacement
- Rear Seat Cushion Cover Replacement
- Rear Seat Armrest Cover Replacement
- General Precautions
- Airbag Handling and Storage
- Spring-loaded Lock Connector
- Front Airbag Connectors
- Side Airbag Connector
- Backprobing Spring-loaded Lock Connectors
- Seats with Side Airbags
- Disconnecting System Connectors
- Precautions
- OPDS/ODS Unit Initialization
- '07-08 Models
- Pre-Operation Check Set-up
- SRS Components
- Front Passenger's Weight Sensors ('07-08 Models)
- Driver's Seat Position Sensor ('07-08 Models)
- Roll Rate Sensor
- Side Airbags
- Side Curtain Airbags
- Seat Belt Tensioners
- OPDS/ODS
- Passenger Airbag Cutoff Indicator
- Driver's and Front Passenger's Airbag(s)
- Side Airbag(s)
- Side Curtain Airbag(s)
- Circuit Diagram
- SRS indicator stays on, but no DTCs are stored
- Checking and Adjusting the Headliner/Pillar Trim Overlap
- Airbag and Tensioner Disposal
- Deploying Airbags in the Vehicle
- Deploying Components Out of the Vehicle
- Disposal of Damaged Components
- Deployment Tool Check
- Opening the SRS Unit Shorting Connectors For Diagnosis
- DTC (Diagnostic Trouble Codes)
- Clear the DTC Memory with the HDS
- Clear the DTC Memory using Manual Mode
- Troubleshooting Intermittent Failures
- DTC Troubleshooting Index
- Symptom Troubleshooting Index
- Self-diagnostic System
- DTC 11-1x ("x" can be 0 thru 9 or A thru F): Open in Driver's Airbag First Inflator; DTC 11-4x ("x" can be 0 thru 9 or A thru F): Open in Driver's Airbag Second Inflator
- DTC 11-3x ("x" can be 0 thru 9 or A thru F): Short to Another Wire or Decreased Resistance in Driver's Airbag First Inflator; DTC 11-6x ("x" can be 0 thru 9 or A thru F): Short to
- DTC 11-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Driver's Airbag First Inflator; DTC 11-Ax ("x" can be 0 thru 9 or A thru F): Short to Power in Driver's Airbag Second
- DTC 11-9x ("x" can be 0 thru 9 or A thru F): Short to Ground in Driver's Airbag First Inflator; DTC 11-Bx ("x" can be 0 thru 9 or A thru F): Short to Ground in Driver's Airbag Seco
- DTC 12-1x ("x" can be 0 thru 9 or A thru F): Open in Front Passenger's Airbag First Inflator; DTC 12-4x ("x" can be 0 thru 9 or A thru F): Open in Front Passenger's Airbag Second I
- DTC 12-3x ("x" can be 0 thru 9 or A thru F): Short to Another Wire or Decreased Resistance in Front Passenger's Airbag First Inflator; DTC 12-6x ("x" can be 0 thru 9 or A thru F):
- DTC 12-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Front Passenger's Airbag First Inflator; DTC 12-Ax ("x" can be 0 thru 9 or A thru F): Short to Power in Front Passeng
- DTC 12-9x ("x" can be 0 thru 9 or A thru F): Short to Ground in Front Passenger's Airbag First Inflator; DTC 12-Bx ("x" can be 0 thru 9 or A thru F): Short to Ground in Front Passe
- DTC 21-1x ("x" can be 0 thru 9 or A thru F): Open in Driver's Seat Belt Tensioner
- DTC 21-3x ("x" can be 0 thru 9 or A thru F): Short to Another Wire or Decreased Resistance in Driver's Seat Belt Tensioner
- DTC 21-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Driver's Seat Belt Tensioner
- DTC 21-9x ("x" can be 0 thru 9 or A thru F): Short to Ground in Driver's Seat Belt Tensioner
- DTC 22-1x ("x" can be 0 thru 9 or A thru F): Open in Front Passenger's Seat Belt Tensioner
- DTC 22-3x ("x" can be 0 thru 9 or A thru F): Short to Another Wire or Decreased Resistance in Front Passenger's Seat Belt Tensioner
- DTC 22-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Front Passenger's Seat Belt Tensioner
- DTC 22-9x ("x" can be 0 thru 9 or A thru F): Short to Ground in Front Passenger's Seat Belt Tensioner
- DTC 31-1x ("x" can be 0 thru 9 or A thru F): Open in Driver's Side Airbag Inflator
- DTC 31-3x ("x" can be 0 thru 9 or A thru F): Short to Another Wire or Decreased Resistance in Driver's Side Airbag Inflator
- DTC 31-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Driver's Side Airbag Inflator
- DTC 31-9x ("x" can be 0 thru 9 or A thru F): Short to Ground in Driver's Side Airbag Inflator
- DTC 32-1x ("x" can be 0 thru 9 or A thru F): Open in Front Passenger's Side Airbag Inflator
- DTC 32-3x ("x" can be 0 thru 9 or A thru F): Short to Another Wire or Decreased Resistance in Front Passenger's Side Airbag Inflator
- DTC 32-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Front Passenger's Side Airbag Inflator
- DTC 32-9x ("x" can be 0 thru 9 or A thru F): Short to Ground in Front Passenger's Side Airbag Inflator
- DTC 33-1x ("x" can be 0 thru 9 or A thru F): Open in Left Side Curtain Airbag Inflator
- DTC 33-3x ("x" can be 0 thru 9 or A thru F): Short to Another Wire or Decreased Resistance in Left Side Curtain Airbag Inflator
- DTC 33-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Left Side Curtain Airbag Inflator
- DTC 33-9x ("x" can be 0 thru 9 or A thru F): Short to Ground in Left Side Curtain Airbag Inflator
- DTC 34-1x ("x" can be 0 thru 9 or A thru F): Open in Right Side Curtain Airbag Inflator
- DTC 34-3x ("x" can be 0 thru 9 or A thru F): Short to Another Wire or Decreased Resistance in Right Side Curtain Airbag Inflator
- DTC 34-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Right Side Curtain Airbag Inflator
- DTC 34-9x ("x" can be 0 thru 9 or A thru F): Short to Ground in Right Side Curtain Airbag Inflator
- DTC 41-1x ("x" can be 0 thru 9 or A thru F): No Signal from the Left Front Impact Sensor
- DTC 42-1x ("x" can be 0 thru 9 or A thru F): No Signal from the Right Front Impact Sensor
- DTC 41-2x, 41-3x, 41-Bx ("x" can be 0 thru 9 or A thru F): Internal Failure of the Left Front Impact Sensor; DTC 42-2x, 42-3x, 42-Bx ("x" can be 0 thru 9 or A thru F): Internal Fai
- DTC 43-1x ("x" can be 0 thru 9 or A thru F): No Signal from the Left Side Impact Sensor (first)
- DTC 44-1x ("x" can be 0 thru 9 or A thru F): No Signal from the Right Side Impact Sensor (first)
- DTC 43-2x 43-3x, 43-Bx ("x" can be 0 thru 9 or A thru F): Internal Failure of the Left Side Impact Sensor (first); DTC 44-2x, 44-3x, 44-Bx ("x" can be 0 thru 9 or A thru F): Intern
- DTC 45-1x ("x" can be 0 thru 9 or A thru F): No Signal from the Left Side Impact Sensor (second)
- DTC 46-1x ("x" can be 0 thru 9 or A thru F): No Signal from the Right Side Impact Sensor (second)
- DTC 45-2x, 45-3x, 45-Bx ("x" can be 0 thru 9 or A thru F): Internal Failure of the Left Side Impact Sensor (second); DTC 46-2x, 46-3x, 46-Bx ("x" can be 0 thru 9 or A thru F): Inte
- DTC 51-xx, 52-xx, 53-xx, 54-xx, 55-xx, 56-xx ("x" can be 0 thru 9 or A thru F): Internal Failure of the SRS Unit
- DTC 61-1x ("x" can be 0 thru 9 or A thru F): Open in Driver's Seat Belt Buckle Switch
- DTC 61-2x ("x" can be 0 thru 9 or A thru F): Short in Driver's Seat Belt Buckle Switch
- DTC 62-1x ("x" can be 0 thru 9 or A thru F): Open in Front Passenger's Seat Belt Buckle Switch
- DTC 62-2x ("x" can be 0 thru 9 or A thru F): Short in Front Passenger's Seat Belt Buckle Switch
- DTC 71-1x ("x" can be 0 thru 9 or A thru F): Open in Driver's Seat Position Sensor ('07-08 Models)
- DTC 71-2x ("x" can be 0 thru 9 or A thru F): Short in Driver's Seat Position Sensor ('07-08 Models)
- DTC 81-61,85-61: No Signal from the ODS Unit ('07-08 Models); DTC 81-62,85-62: Response Data Error from the ODS Unit ('07-08 Models)
- DTC 85-71,85-78: OPDS/ODS Unit Does Not Initialize
- DTC 81-4x, 81-5x ("x" can be 0 thru 9 or A thru F), 81-63,81-64: Internal Failure of the ODS Unit ('07-08 Models)
- DTC 81-79: Front Passenger's Weight Sensors Initial Check Failure ('07-08 Models)
- DTC 82-1x ("x" can be 0 thru 9 or A thru F): No Signal from the Inner Side Front Passenger's Weight Sensor ('07-08 Models); DTC 83-2x ("x" can be 0 thru 9 or A thru F): No Signal f
- DTC 85-61: No Signal from the OPDS Unit ('06 Model); DTC 85-62: Response Data Error from the OPDS Unit ('06 Model)
- DTC 85-4x, 85-5x ("x" can be 0 thru 9 or A thru F), 85-63,85-64: Internal Failure of the OPDS/ODS Unit
- DTC 85-79: OPDS Sensor Initial Check Failure
- DTC 86-1x ("x" can be 0 thru 9 or A thru F): Faulty OPDS Seat-back Sensor; DTC 86-2x ("x" can be 0 thru 9 or A thru F): Faulty OPDS Seat Support Sensor
- DTC 87-3x ("x" can be 0 thru 9 or A thru F): Side Airbag Cutoff Indicator Stays On/Off
- DTC 91-1x ("x" can be 0 thru 9 or A thru F): Short to Ground in the SRS Indicator Circuit
- DTC 92-1x ("x" can be 0 thru 9 or A thru F): Open in the Passenger's Airbag Cutoff Indicator ('07-08 Models)
- DTC 92-2x ("x" can be 0 thru 9 or A thru F): Open or Short to Ground in the Passenger's Airbag Cutoff Indicator ('07-08 Models)
- DTC A1-1x ("x" can be 0 thru 9 or A thru F): Faulty Power Supply (VA Line)
- DTC A2-1x ("x" can be 0 thru 9 or A thru F): Faulty Power Supply (VB Line)
- DTC B1-1x: No Signal from the Roll Rate Sensor
- DTC B1-8x, B1-9x, B1-Ax, BI-Bx ("x" can be 0 thru 9 or A thru F): Internal Failure of the Roll Rate Sensor
- Component Replacement/Inspection After Deployment