2007 HONDA Ridgeline

Honda Ridgeline RT 2007 - BUZZERS, RELAYS & TIMERS

Honda Ridgeline RT 2007 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
A/C Compressor Clutch Relay (6)	On under-hood fuse/relay box. See Fig. 2.
A/C Condenser Fan Relay	On auxiliary under-hood fuse/relay box. See Fig. 3.
A/F Sensor Relay (21)	On under-dash fuse/relay box. See Fig. 1.
Back-Up Lights Relay	Under left side of dash. See Fig. 147.
Blower Motor Relay (5)	On under-hood fuse/relay box. See Fig. 2.
Cargo Area Light Relay	Behind left side of dash. See Fig. 55.
ETCS Control Relay (2)	On under-hood fuse/relay box. See Fig. 2.
Fan Control Relay	On auxiliary under-hood fuse/relay box. See Fig. 3.
Fog Light Relay	Right front of engine compartment. See Fig. 139.
Front Accessory Power Socket Relay	Behind left side of dash. See Fig. 55.
Heated Windshield Wiper Area Relay (7)	On under-hood fuse/relay box. See Fig. 2.
Ignition Coil Relay (24)	On under-dash fuse/relay box. See Fig. 1.
Moonroof Close Relay	Rear of roof. See Fig. 122.
Moonroof Open Relay	Rear of roof. See Fig. 122.
PGM-FI Main Relay 1 (22)	On under-dash fuse/relay box. See Fig. 1.
PGM-FI Main Relay 2 (25)	On under-dash fuse/relay box. See Fig. 1.
Power Window Relay (23)	On under-dash fuse/relay box. See Fig. 1.
Radiator Fan Relay (1)	On auxiliary under-hood fuse/relay box. See Fig. 3.
Rear Accessory Power Socket Relay (20)	On under-dash fuse/relay box. See Fig. 1.
Seat Heater Relay (1)	On under-hood fuse/relay box. See Fig. 2.
Starter Cut Relay (19)	On under dash-fuse/relay box. See Fig. 1.
Trailer Lighting Relay 1	Behind left side of dash. See Fig. 55.
Trailer Lighting Relay 2	Under left side of dash. See Fig. 147.
Turn Signal/Hazard Relay (4)	On under-dash fuse/relay box. See Fig. 1.
VTM-4 Relay	Behind left side of dash. See Fig. 55.

Honda Ridgeline RT 2007 - CIRCUIT PROTECTION DEVICES

Honda Ridgeline RT 2007 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
A/C Diode Assembly	Behind right side of dash. See Fig. 77.
Auxiliary Under-Hood Relay Box	Left rear of engine compartment. See Fig. 7.
Back-Up Lights Diode	Under middle of dash. See Fig. 141.
Back-Up Sensor In-Line Fuse	Behind left kick panel. See Fig. 135.
ELD Unit (16)	On under-hood fuse/relay box. See Fig. 2.
Under-Dash Fuse/Relay Box	At left kick panel. See Fig. 52.
Under-Hood Fuse/Relay Box	At right rear of engine compartment. See Fig. 4.

Honda Ridgeline RT 2007 - CONTROL UNITS

Honda Ridgeline RT 2007 CONTROL UNITS LOCATION

Component	Location
Back-Up Sensor Control Unit	Behind left side of rear seat. See Fig. 137.
Immobilizer Control Unit Receiver	In steering column, on ignition key cylinder. See Fig. 66.
Navigation Unit	Under driver's seat. See Fig. 94.
ODS Unit	Left side of front passenger's seat back. See Fig. 145.
Powertrain Control (PCM) Module	Right rear of engine compartment. See Fig. 8.
SRS Unit	Behind lower center of dash. See Fig. 68.
TPMS Receiver Unit	Under left side of dash. See Fig. 58.
Trailer Lighting Control Unit	Under left side of dash. See Fig. 147.
VSA Modulator Control Unit	Left side of engine compartment. See Fig. 46.
VTM-4 Control Unit	Behind right kick panel. See Fig. 83.

Honda Ridgeline RT 2007 - MOTORS

Honda Ridgeline RT 2007 MOTORS LOCATION

Component	Location
A/C Condenser Fan Motor Connector	Front middle of engine compartment. See Fig. 21.
Back Window Motor	Behind right side of rear seat. See Fig. 109.
Blower Motor	Under right side of dash. See Fig. 81.
Driver's Air Mix Control Motor	Under middle of dash. See Fig. 70.
Driver's Lumbar Support Motor	In driver's seat back. See Fig. 102.
Driver's Power Seat Front Up-Down Motor	Under driver's seat. See Fig. 101.
Driver's Power Seat Rear Up-Down Motor	In driver's seat. See Fig. 99.
Driver's Power Seat Recline Motor	In driver's seat back. See Fig. 100.
Driver's Power Seat Slide Motor (RTS, RTL, EX-L)	Under driver's seat. See Fig. 98.
Driver's Power Window Motor	In driver's door. See Fig. 87.
Front Passenger's Air Mix Control Motor	Under right side of dash. See Fig. 80.
Front Passenger's Power Window Motor	In front passenger's door. See Fig. 91.
Fuel Tank Unit	Under rear seat, below floor access panel. See Fig. 111.
Left/Right Rear Power Window Motor	In left or right rear door. See Fig. 93.
Mode Control Motor	Behind glove box. See Fig. 79.
Moonroof Motor	Rear of roof. See Fig. 123.
Radiator Fan Motor Connector	Front middle of engine compartment. See Fig. 21.
Recirculation Control Motor	Behind glove box. See Fig. 79.
Starter	Left side of engine compartment. See Fig. 31.
Windshield Washer Motor	Behind right side of front bumper, on washer reservoir. See Fig. 17.
Windshield Wiper Motor	Under left side of cowl cover. See Fig. 48.

Honda Ridgeline RT 2007 - SENDING UNITS & SENSORS

Honda Ridgeline RT 2007 SENDING UNITS & SENSORS LOCATION

Component	Location
A/F Sensor (B1, S1) Connector (Rear)	Left side of engine compartment. See Fig. 47.
A/F Sensor (B2, S1) Connector (Front)	Left side of engine compartment. See Fig. 37.
APP Sensor	Right rear of engine compartment. See Fig. 4.
ATF Temperature Sensor	On transmission housing. See Fig. 42.
CKP Sensors (A & B)	At lower front of engine. See Fig. 15.
CMP Sensor	On top front of engine. See Fig. 12.
Differential Oil Temperature Sensor	On differential. See Fig. 130.
Driver's Seat Position Sensor	Under driver's seat. See Fig. 143.
ECT Sensor 1	At rear of engine, on top of water passage. See Fig. 34.
ECT Sensor 2	At rear of engine. See Fig. 35.
EGR Valve & EGR Valve Position Sensor	At rear of engine. See Fig. 33.
Evaporator Temperature Sensor Connector	Under middle of dash. See Fig. 70.
FTP Sensor	Under left rear of vehicle. See Fig. 131.
IAT Sensor	On intake manifold chamber. See Fig. 34.
In-Car Temperature Sensor	On lower left side of dash. See Fig. 51.
Inner Side Front Passenger's Weight Sensor Connector	Under front passenger's seat. See Fig. 144.
Input Shaft (Mainshaft) Speed Sensor	On transmission housing. See Fig. 43.
Knock Sensor	Left side of engine block. See Fig. 24.
Left Front Impact Sensor	Behind left side of front bumper. See Fig. 29.
MAP Sensor	On top of throttle body assembly. See Fig. 35.
Outer Side Front Passenger's Weight Sensor Connector	Under front passenger's seat. See Fig. 144.
Output Shaft (Countershaft) Speed Sensor	On transmission housing. See Fig. 43.
Outside Air Temperature Sensor	Behind front grille. See Fig. 22.
Right Front Impact Sensor	Right front of vehicle. See Fig. 19.
Roll Rate Sensor	On right side of floor. See Fig. 116.
Secondary (HO2S) (B1, S2) Sensor Connector (Rear)	Left side of engine compartment. See Fig. 47.
Secondary (HO2S) (B2, S2) Sensor Connector (Front)	Left side of engine compartment. See Fig. 37.
Side Impact Sensor (1st) (Left/Right)	At base or left/right "B" pillar. See Fig. 113.
Side Impact Sensor (2nd) (Left/Right)	Behind left/right side of rear seat. See Fig. 107.
Steering Angle Sensor	In steering column. See Fig. 64.
TP Sensor/Throttle Actuator	On side of throttle body assembly. See Fig. 36.
Wheel Speed Sensor Connector (Left Front)	Left side of engine compartment. See Fig. 45.
Wheel Speed Sensor Connector (Left Rear)	Under rear of vehicle. See Fig. 133.
Wheel Speed Sensor Connector (Right Front)	Right side of engine compartment. See Fig. 9.
Wheel Speed Sensor Connector (Right Rear)	Under rear of vehicle. See Fig. 133.
Yaw Rate-Lateral Acceleration Sensor	Under center console. See Fig. 74.

Honda Ridgeline RT 2007 - SOLENOIDS & SOLENOID VALVES

Honda Ridgeline RT 2007 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
A/T Clutch Pressure Control Solenoid Valve A	On transmission housing. See Fig. 39.
A/T Clutch Pressure Control Solenoid Valve B	On transmission housing. See Fig. 39.
A/T Clutch Pressure Control Solenoid Valve C	On transmission housing. See Fig. 40.
Driver's Door Lock Actuator	At rear of driver's door. See Fig. 85.
EVAP Canister Purge Valve	At rear of engine. See Fig. 35.
EVAP Canister Vent Shut Valve	Under left rear of vehicle. See Fig. 131.
Front Passenger's Door Lock Actuator	At rear of front passenger's door. See Fig. 90.
IMT Valve	Upper front of engine. See Fig. 11.
In-Bed Trunk Lid Actuator/Latch Switch	In-bed trunk lid. See Fig. 127.
Injector No. 1	Middle of engine compartment. See Fig. 24.
Injector No. 2	Middle of engine compartment. See Fig. 24.
Injector No. 3	Middle of engine compartment. See Fig. 24.
Injector No. 4	Middle of engine compartment. See Fig. 25.
Injector No. 5	Middle of engine compartment. See Fig. 25.
Injector No. 6	Middle of engine compartment. See Fig. 25.
Rear Door Lock Actuator (Left Or Right)	In rear of left or right rear door. See Fig. 92.
Starter Solenoid	Left side of engine compartment. See Fig. 31.
VTEC Solenoid Valve Connector	At front of engine, on oil pump housing extension. See Fig. 14.

Honda Ridgeline RT 2007 - SWITCHES

Honda Ridgeline RT 2007 SWITCHES LOCATION

Component	Location
A/C Pressure Switch	At right side of engine compartment. See Fig. 9.
Back Window Position Switch	At bottom of rear window. See Fig. 105.
Brake Fluid Level Switch Connector A	Next to brake fluid reservoir. See Fig. 44.
Brake Fluid Level Switch Connector B	Next to brake fluid reservoir. See Fig. 44.
Brake Pedal Position Switch	At top of brake pedal arm. See Fig. 59.
Driver's Door Key Cylinder Switch Connector	In driver's door. See Fig. 86.
Driver's Door Lock Knob Switch	At rear of driver's door. See Fig. 85.
Driver's Door Switch	On left "B" pillar. See Fig. 114.
Driver Seat Belt Switch Connector (RT, RTX, LX)	Under driver's seat. See Fig. 142.
Driver Seat Belt Switch Connector (RTS, RTL, EX-L)	Under driver's seat. See Fig. 98.
Front Passenger's Door Lock Knob Switch	At rear of driver's door. See Fig. 90.
Front Passenger's Door Switch	On right "B" pillar. See Fig. 114.
Front Passenger Seat Belt Switch Connector	Under front passenger's seat. See Fig. 103.
Horn Switch	In steering column. See Fig. 63.
Ignition Key Switch/Key Light	Near ignition key cylinder. See Fig. 66.
In-Bed Trunk Lid Handle Switch	In-bed trunk lid. See Fig. 127.
In-Bed Trunk Lid Key Cylinder Switch	In-bed trunk lid. See Fig. 127.
Left Rear Door Switch	On left "C" pillar. See Fig. 115.
Moonroof Limit Switch Connector	Rear of roof. See Fig. 122.
Oil Pressure Switch	On lower right front of engine. See Fig. 15.
Parking Brake Switch	At top of parking brake pedal. See Fig. 56.
PSP Switch	On power steering pressure line. See Fig. 13.
Rear Door Lock Knob Switch (Left/Right)	In rear of left or right rear door. See Fig. 92.
Right Rear Door Switch	On right "C" pillar. See Fig. 115.
Security Hood Switch Connector (RTS, RT-L & Canada EX-L)	At center front of engine compartment. See Fig. 23.
Tailgate Switch Connector	Right rear of cargo area. See Fig. 126.
Transmission Range Switch	On transmission housing. See Fig. 41.
VTEC Oil Pressure Switch	On lower front of engine. See Fig. 15.
Washer Fluid Level Switch	On washer fluid reservoir. See Fig. 17.
3rd Clutch Transmission Fluid Pressure Switch	On transmission housing. See Fig. 42.
4th Clutch Transmission Fluid Pressure Switch	On transmission housing. See Fig. 40.

Honda Ridgeline RT 2007 - MISCELLANEOUS

Honda Ridgeline RT 2007 MISCELLANEOUS LOCATION

Component	Location
AM/FM Antenna Amplifier	Rear of roof. See Fig. 119.
Antenna Lead Connector	Behind glove box. See Fig. 76.
Blower Power Transistor	Under right side of dash. See Fig. 82.
Brake Light Noise Condenser	Under left side of dash. See Fig. 57.
Data Link (DLC) Connector	Lower left side of dash. See Fig. 50.
Driver's Airbag First & Second Inflators Connector	On bottom of steering column. See Fig. 63.
Driver's Seat Belt Tensioner	Base of left "B" pillar. See Fig. 113.
Driver's Side Airbag Inflator Connector (RT, RTX, LX)	Under driver's seat. See Fig. 142.
Driver's Side Airbag Inflator Connector (RTS, RTL, EX-L)	Under driver's seat. See Fig. 95.
Front Passenger's Airbag First & Second Inflators Connector	Behind right side of dash. See Fig. 78.
Front Passenger's Seat Belt Tensioner	Base of right "B" pillar. See Fig. 113.
Front Passenger's Side Airbag Inflator Connector	Under front passenger's seat. See Fig. 104.
Horn (High)	Behind front bumper. See Fig. 18.
Horn (Low)	Behind front bumper. See Fig. 30.
Ignition Coil No. 1	Middle of engine compartment. See Fig. 28.
Ignition Coil No. 2	Middle of engine compartment. See Fig. 28.
Ignition Coil No. 3	Middle of engine compartment. See Fig. 28.
Ignition Coil No. 4	Middle of engine compartment. See Fig. 27.
Ignition Coil No. 5	Middle of engine compartment. See Fig. 27.
Ignition Coil No. 6	Middle of engine compartment. See Fig. 27.
Junction Connector C103	Middle of engine compartment. See Fig. 26.
Junction Connector C104	Middle of engine compartment. See Fig. 26.
Junction Connector C105	Right rear of engine compartment. See Fig. 6.
Junction Connector C420	Behind center of dash. See Fig. 71.
Junction Connector C421	Behind center of dash. See Fig. 71.
Navigation Service Check Connector	Under driver's seat. See Fig. 96.
Side Curtain Airbag Inflator Connector (Left)	Left rear of roof. See Fig. 120.
Side Curtain Airbag Inflator Connector (Right)	Right rear of roof. See Fig. 121.
TPMS Initiator (Left Front) (Right Front Similar)	In left front wheelwell. See Fig. 128.
TPMS Initiator (Left Rear) (Right Rear Similar)	Front of left rear wheelwell. See Fig. 129.
T2	Left side of engine compartment. See Fig. 31.
T4	Right front of engine compartment. See Fig. 134.
T5	Left side of engine compartment. See Fig. 43.
T12	Left side of engine compartment. See Fig. 39.
XM Antenna	Rear of roof. See Fig. 118.
XM Antenna Connector	Rear of roof. See Fig. 118.
XM Receiver	Behind right side of rear seat. See Fig. 110.

Honda Ridgeline RT 2007 - CONNECTORS

Honda Ridgeline RT 2007 CONNECTORS LOCATION

Component	Location
C101 (Black, 23 Pin)	Right rear of engine compartment. See Fig. 6.
C102 (Gray, 2 Pin)	Right rear of engine compartment. See Fig. 6.
C153 (Black, 5 Pin)	On transmission housing. See Fig. 38.
C161 (Black, 1 Pin)	On front of engine. See Fig. 11.
C171 (Black, 6 Pin)	Lower right side of engine compartment. See Fig. 14.
C201 (gray, 10 Pin)	Behind right kick panel. See Fig. 84.
C202 (Yellow, 4 Pin)	Behind glove box. See Fig. 76.
C203 (Gray, 12 Pin)	Under left side of dash. See Fig. 62.
C204 (White, 34 Pin)	Under left side of dash. See Fig. 61.
C205 (White, 14 Pin)	Under left side of dash. See Fig. 61.
C206 (Brown, 3 Pin)	At left kick panel. See Fig. 52.
C210 (Gray, 1 Pin)	Right front of engine compartment. See Fig. 20.
C299 (Brown, 2 Pin)	Right front of engine compartment. See Fig. 140.
C301 (yellow, 4 Pin)	Under left side of dash. See Fig. 61.
C302 (White, 23 Pin)	Under left side of dash. See Fig. 61.
C401 (White, 23 Pin)	At left kick panel. See Fig. 53.
C402 (Light Blue, 24 Pin)	At left kick panel. See Fig. 53.
C403 (Gray, 16 Pin)	At left kick panel. See Fig. 53.
C404 (White, 23 Pin)	Behind glove box. See Fig. 76.
C405 (Navigation) (White, 20 Pin)	Under middle of dash. See Fig. 67.
C406 (White, 6 Pin)	Under middle of dash. See Fig. 67.
C407 (Gray, 22 Pin)	Under middle of dash. See Fig. 69.
C408 (White, 23 Pin)	Behind glove box. See Fig. 76.
C410 (Gray, 2 Pin)	Behind center of dash. See Fig. 72.
C451 (White, 22 Pin)	Under middle of dash. See Fig. 141.
C452 (White, 22 Pin)	Under middle of dash. See Fig. 141.
C453 (White, 20 Pin)	At front of driver's door. See Fig. 89.
C454 (Blue, 17 Pin)	At front of driver's door. See Fig. 89.
C455 (Gray, 4 Pin)	In driver's door. See Fig. 88.
C497 (Accessory and RTX) (Gray, 4 Pin)	Under left side of dash. See Fig. 146.
C497 (Factory except RTX) (Gray, 4 Pin)	Under left side of dash. See Fig. 60.
C498 (Gray, 4 Pin)	Under left side of dash. See Fig. 56.
C499 (Accessory and RTX) (Gray, 10 Pin)	Under left side of dash. See Fig. 146.
C499 (Factory except RTX) (Gray, 10 Pin)	Under left side of dash. See Fig. 60.
C501 (Yellow, 4 Pin)	At left kick panel. See Fig. 54.
C502 (Gray, 4 Pin)	At left kick panel. See Fig. 54.
C503 (RTS, RTL, EX-L) (White, 13 Pin)	Under driver's seat. See Fig. 95.
C504 (Gray, 10 Pin)	Under front passenger's seat. See Fig. 104.
C505 (Gray, 6 Pin)	In rear of center console. See Fig. 73.
C506 (White, 12 Pin)	In left "B" pillar. See Fig. 112.
C507 (White, 12 Pin)	In right "B" pillar. See Fig. 112.
C508 (Yellow, 4 Pin)	Behind right side of rear seat. See Fig. 109.
C509 (White, 23 Pin)	Behind left side of rear seat. See Fig. 108.
C510 (Light Blue, 16 Pin)	Behind left side of rear seat. See Fig. 108.
C511 (RT, RTX, LX) (Gray, 2 Pin)	Under driver's seat. See Fig. 142.
C512 (White, 2 Pin)	In rear of center console. See Fig. 73.
C599 (Gray, 6 Pin)	In steering column. See Fig. 65.
C601 (Gray, 8 Pin)	Right side of cargo area. See Fig. 125.
C609 (Gray, 2 Pin)	Under rear of vehicle. See Fig. 132.
C610 (Gray, 2 Pin)	Under rear of vehicle. See Fig. 132.
C629 (Gray, 10 Pin)	Under left rear of vehicle. See Fig. 148.
C639 (Gray, 4 Pin)	Front middle of roof. See Fig. 117.
C679 (Gray, 14 Pin)	Under left rear of vehicle. See Fig. 148.
C801 (Gray, 4 Pin)	Under front passenger's seat. See Fig. 103.
C851 (Blue, 2 Pin) (RTS, RTL, EX-L)	Under driver's seat. See Fig. 98.
C852 (Gray, 2 Pin)	Under driver's seat. See Fig. 97.

Honda Ridgeline RT 2007 - GROUNDS

Honda Ridgeline RT 2007 GROUNDS LOCATION

Component	Location
G20	Right side of engine compartment. See Fig. 138.
G101	At rear of engine. See Fig. 32.
G102	At right front of engine, near power steering pump. See Fig. 10.
G201	Behind right headlight. See Fig. 16.
G202	Right rear of engine compartment. See Fig. 5.
G302	Behind left side of front bumper. See Fig. 30.
G401	Behind upper left end of dash. See Fig. 49.
G402	At right side of dash. See Fig. 75.
G403	At left end of dash. See Fig. 49.
G404	Behind glove box. See Fig. 78.
G405	Under middle of dash. See Fig. 68.
G420	Behind left kick panel. See Fig. 136.
G501	Under center console. See Fig. 74.
G502	Behind rear seat. See Fig. 106.
G551	Rear of roof. See Fig. 120.
G601	Left side of cargo area. See Fig. 124.
G602	Right side of cargo area. See Fig. 125.