2006 HONDA Civic 2 Door & 4 Door

Honda Civic DX 2006 - BUZZERS, RELAYS & TIMERS

Honda Civic DX 2006 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
A/C Compressor Clutch Relay	In under-hood fuse/relay box. See Fig. 2 .
A/C Condenser Fan Relay	In underhood fuse/relay box. See Fig. 2 .
Blower Motor Relay	In under-hood fuse/relay box. See Fig. 2 .
ETCS Control Relay	In under-hood fuse/relay box. See Fig. 2 .
Fan Control Relay	In under-hood fuse/relay box. See Fig. 2 .
Front Accessory Power Socket Relay	Near under-dash junction box. See Fig. 69 .
Ignition Coil Relay	In under-hood fuse/relay box. See Fig. 2 .
PGM-FI Main Relay 1	In under-hood fuse/relay box. See Fig. 2 .
PGM-FI Main Relay 2	In under-dash fuse/relay box. See Fig. 1 .
PGM-FI Sub-Relay	In under-hood fuse/relay box. See Fig. 2 .
Power Mirror Defogger Relay	In under-hood fuse/relay box. See Fig. 2 .
Power Window Relay	In under-dash fuse/relay box. See Fig. 1 .
Radiator Fan Relay	In under-hood fuse/relay box. See Fig. 2 .
Rear Accessory Power Socket Relay	Near under-dash junction box. See Fig. 69 .
Rear Window Defogger Relay	In under-hood fuse/relay box. See Fig. 2 .
Starter Cut Relay	In under-dash fuse/relay box. See Fig. 1 .

Honda Civic DX 2006 - CIRCUIT PROTECTION DEVICES

Honda Civic DX 2006 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Under-Dash Fuse/Relay Box	Under left end of dash. See Fig. 61 .
Under-Dash Junction Box	Under left side of dash. See Fig. 68 .
Under-Hood Fuse/Relay Box	Left side of engine compartment. See Fig. 46 .

Honda Civic DX 2006 - CONTROL UNITS

Honda Civic DX 2006 CONTROL UNITS LOCATION

Component	Location
ABS Modulator-Control Unit	Right side of engine compartment. See Fig. 3 .
Antenna Module Unit (2-Door)	Inside right "C" pillar. See Fig. 126 .
Antenna Module Unit (4-Door)	In right "C" pillar. See Fig. 129 .
ECM/PCM	Left side of engine compartment. See Fig. 47 .
EPS Control Unit	Behind right kick panel. See Fig. 90 .
Immobilizer-Keyless Control Unit	On steering column. See Fig. 59 .
Moonroof Control Unit	Center rear of roof. See Fig. 120 .
ODS Unit	In front passenger' seat back. See Fig. 97 .
SRS Unit	Under middle of dash. See Fig. 80 .
XM Receiver	Right side of trunk. See Fig. 133 .

Honda Civic DX 2006 - MOTORS

Honda Civic DX 2006 MOTORS LOCATION

Component	Location
A/C Condenser Fan Motor Connector	Top of A/C condenser fan motor. See Fig. 15 .
Air Mix Control Motor	On left side of HVAC assembly. See Fig. 71 .
Blower Motor	Under right side of dash. See Fig. 89 .
Driver's Power Window Motor	In driver's door. See Fig. 110 .
Front Passenger's Power Window Motor	In front passenger's door. See Fig. 110 .
Fuel Tank Unit	In top of fuel tank. See Fig. 130 .
Left Power Mirror Connector (4-Door)	Front of driver's door. See Fig. 114 .
Left Power Mirror (2-Door)	Front of driver's door. See Fig. 113 .
Left Rear Power Window Motor	In left rear door. See Fig. 115 .
Mode Control Motor	Behind glove box, on HVAC assembly. See Fig. 85 .
Radiator Fan Motor Connector	Front of engine compartment. See Fig. 16 .
Recirculation Control Motor	Behind glove box, on HVAC assembly. See Fig. 86 .
Right Power Mirror Connector (4-Door)	Front of front passenger's door.
Right Power Mirror (2-Door)	Front of front passenger's door. See Fig. 113 .
Right Rear Power Window Motor	In right rear door. See Fig. 115 .
Starter (Except Si)	Lower right rear of engine. See Fig. 152 .
Starter (Si)	Left rear of engine. See Fig. 25 .
Windshield Washer Motor	Behind right side of front bumper. See Fig. 138 .
Windshield Wiper Motor	Under right side of cowl cover. See Fig. 54 .

Honda Civic DX 2006 - SENDING UNITS & SENSORS

Honda Civic DX 2006 SENDING UNITS & SENSORS LOCATION

Component	Location
A/C Pressure Sensor	Right side of engine compartment. See Fig. 3 .
A/F Sensor Connector (Except Si)	Top left rear of engine. See Fig. 27 .
A/F Sensor Connector (Si)	Rear of engine compartment. See Fig. 155 .
APP Sensor	Under left side of dash. See Fig. 71 .
CKP Sensor (Except Si)	Top left rear of engine. See Fig. 26 .
CKP Sensor (Si)	Lower front of engine. See Fig. 142 .
CMP Sensor	Rear of engine. See Fig. 34 .
CMP Sensor A	Right rear of engine. See Fig. 37 .
CMP Sensor B	Right rear of engine. See Fig. 37 .
Driver's Seat Position Sensor	Under driver's seat. See Fig. 91 .
ECT Sensor 1 (Except Si)	Rear of engine. See Fig. 30 .
ECT Sensor 1 (Si)	Right rear of engine. See Fig. 38 .
ECT Sensor 2	Lower left side of radiator. See Fig. 146 .
EGR Valve & EGR Valve Position Sensor	Top left rear of engine. See Fig. 28 .
EOP Sensor	Top right front of engine. See Fig. 11 .
EPS Torque Sensor	Under rear of engine. See Fig. 144 .
Evaporator Temperature Sensor Connector	Under right side of dash. See Fig. 88 .
Front Passenger's Weight Sensor (Front Inner Side)	Under left side of front passenger's seat. See Fig. 98 .
Front Passenger's Weight Sensor (Front Outer Side)	Under right side of front passenger's seat. See Fig. 99 .
Front Passenger's Weight Sensor (Rear Inner Side)	Under left side of front passenger's seat. See Fig. 98 .
Front Passenger's Weight Sensor (Rear Outer Side)	Under right side of front passenger's seat. See Fig. 99 .
FTP Sensor	Under left side of floor. See Fig. 157 .
Inner Side Front Passenger's Weight Sensor Connector (2-Door)	Under front passenger's seat. See Fig. 96 .
Input Shaft (Mainshaft) Speed Sensor	On transmission housing. See Fig. 40 .
Knock Sensor (Except Si)	Lower right rear of engine. See Fig. 153 .
Knock Sensor (Si)	Left front side of engine. See Fig. 24 .
Left Front Impact Sensor	Behind left side of front bumper. See Fig. 141 .
Left Side Impact Sensor (1st) (2-Door)	Left side of floor. See Fig. 103 .
Left Side Impact Sensor (1st) (4-Door)	Base of left "B" pillar. See Fig. 107 .
Left Side Impact Sensor (2nd) (2-Door)	In left "B" pillar. See Fig. 106 .
Left Side Impact Sensor (2nd) (4-Door)	In left "C" pillar. See Fig. 124 .
MAF/IAT Sensor (Except Si)	Left rear of engine compartment. See Fig. 51 .
MAF/IAT Sensor (Si)	Left side of engine compartment. See Fig. 52 .
MAP Sensor (Except Si)	Rear of engine. See Fig. 33 .
MAP Sensor (Si)	Left rear side of engine. See Fig. 23 .
Motor Angle Sensor Connector	Under rear of engine. See Fig. 144 .
Outer Side Front Passenger's Weight Sensor Connector (2-Door)	Under front passenger's seat. See Fig. 96 .
Output Shaft (Countershaft) Speed Sensor (A/T)	On transmission housing. See Fig. 41 .
Output Shaft (Countershaft) Speed Sensor (M/T)	On transmission housing. See Fig. 151 .
Outside Air Temperature Sensor	Behind left side of front bumper. See Fig. 140 .
Rear Safing Sensor	Middle of floor. See Fig. 104 .
Right Front Impact Sensor	Behind right side of front bumper. See Fig. 141 .
Right Side Impact Sensor (1st)	Right side of floor.
Right Side Impact Sensor (2nd) (2-Door)	In right "B" pillar.
Right Side Impact Sensor (2nd) (4-Door)	In right "C" pillar. See Fig. 124 .
Secondary HO2S Connector (Except Si)	Top left rear of engine. See Fig. 27 .
Secondary HO2S Connector (Si)	Under center console. See Fig. 101 .
TP Sensor/Throttle Actuator (Except Si)	On throttle body. See Fig. 33 .
TP Sensor/Throttle Actuator (Si)	On throttle body. See Fig. 35 .
Wheel Speed Sensor Connector (Left Front)	On left frame rail. See Fig. 148 .
Wheel Speed Sensor Connector (Right Front)	On frame rail. See Fig. 148 .
Wheel Speed Sensor Connector (Right Rear)	Under right rear of floor. See Fig. 156 .
Wheel Speed Sensor (Left Rear)	Under left rear of floor. See Fig. 156 .

Honda Civic DX 2006 - SOLENOIDS & SOLENOID VALVES

Honda Civic DX 2006 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
A/C Compressor Connector (Except Si)	Left front of engine. See Fig. 8 .
A/C Compressor Connector (Si)	Lower left front of engine. See Fig. 145 .
A/T Clutch Pressure Control Solenoid Valve A	On transmission housing. See Fig. 42 .
A/T Clutch Pressure Control Solenoid Valve B	On transmission housing. See Fig. 42 .
A/T Clutch Pressure Control Solenoid Valve C	On transmission housing. See Fig. 42 .
EGR Valve & EGR Valve Position Sensor	Top left rear of engine. See Fig. 28 .
EVAP Canister Purge Valve	Right rear of engine. See Fig. 36 .
EVAP Canister Vent Shut Valve	Under left side of floor. See Fig. 157 .
IMT Valve	Right front of engine. See Fig. 10 .
Injectors No. 1, 2, 3 & 4 (Except Si)	Top of engine, at respective cylinders. See Fig. 20 .
Injectors No. 1, 2, 3 & 4 (Si)	Top left side of engine, at respective cylinders. See Fig. 22 .
Reverse Lockout Solenoid	Top of transmission housing. See Fig. 45 .
Rocker Arm Oil Control Solenoid (Except Si)	Top front of engine. See Fig. 9 .
Rocker Arm Oil Control Solenoid (Si)	Top front of engine. See Fig. 14 .
Shift Lock Solenoid Connector	Under center console. See Fig. 100 .
Starter Solenoid (Except Si)	Lower right rear of engine. See Fig. 152 .
Starter Solenoid (Si)	On starter motor. See Fig. 25 .
Trunk Lid Opener Solenoid/Latch Switch	Middle of trunk lid. See Fig. 135 .
VTC Oil Control Solenoid Valve	Front of engine. See Fig. 13 .

Honda Civic DX 2006 - SWITCHES

Honda Civic DX 2006 SWITCHES LOCATION

Component	Location
Back-Up Light Switch (Except Si)	On transaxle housing. See Fig. 43 .
Back-Up Light Switch (Si)	On transmission housing. See Fig. 44 .
Brake Fluid Level Switch	On brake master cylinder reservoir. See Fig. 49 .
Brake Pedal Position Switch	Under left side of dash. See Fig. 66 .
Clutch Interlock Switch	Under left side of dash. See Fig. 64 .
Clutch Pedal Position Switch	Under left side of dash. See Fig. 64 .
Driver's Door Lock Actuator/Knob Switch	Rear of driver's door. See Fig. 111 .
Driver's Door Switch	In left "B" pillar. See Fig. 108 .
Driver's Seat Belt Switch Connector	Under driver's seat. See Fig. 93 .
Front Passenger's Door Lock Actuator/Knob Switch	Rear of front passenger's door. See Fig. 111 .
Front Passenger's Door Switch	In right "B" pillar. See Fig. 108 .
Front Passenger's Seat Belt Switch Connector	Under front passenger's seat. See Fig. 95 .
Left Rear Door Lock Actuator/Knob Switch	Rear of left rear door. See Fig. 116 .
Left Rear Door Switch	In left "C" pillar. See Fig. 109 .
Oil Pressure Switch (Except Si)	Top left rear of engine. See Fig. 26 .
Oil Pressure Switch (Si)	Near oil filter. See Fig. 143 .
Parking Brake Switch	At base of parking brake lever. See Fig. 100 .
PSP Switch	Right side of engine compartment. See Fig. 6 .
Right Rear Door Lock Actuator/Knob Switch	Rear of right rear door.
Right Rear Door Switch	In right "C" pillar. See Fig. 109 .
Rocker Arm Oil Pressure Switch (Si)	Top front of engine. See Fig. 14 .
Security Hood Switch Connector	Front center of engine compartment. See Fig. 17 .
Transmission Range Switch	On transmission housing. See Fig. 148 .
Trunk Key Cylinder Switch	Right side of trunk lid, on key cylinder assembly. See Fig. 137 .
Trunk Latch Switch Connector	Middle of trunk lid. See Fig. 134 .
Trunk Lid Opener Solenoid/Latch Switch	Middle of trunk lid. See Fig. 135 .
2nd Clutch Transmission Fluid Pressure Switch	On transmission housing. See Fig. 40 .
3rd Clutch Transmission Fluid Pressure Switch	On transmission housing. See Fig. 150 .

Honda Civic DX 2006 - MISCELLANEOUS

Honda Civic DX 2006 MISCELLANEOUS LOCATION

Component	Location
Alternator (Except Si)	Left front of engine. See Fig. 8 .
Alternator (Si)	Lower left front of engine. See Fig. 12 .
AM Signal Window Antenna (2-Door)	Top right side of rear window. See Fig. 127 .
AM Signal Window Antenna (4-Door)	In right "C" pillar. See Fig. 129 .
Antenna Lead Connector (2-Door)	Under front of center console. See Fig. 82 .
Antenna Lead Connector (4-Door)	Under front of center console. See Fig. 84 .
Blower Power Transistor	Under right side of dash, near blower motor. See Fig. 88 .
Cable Reel Connector A	On steering column. See Fig. 58 .
Cable Reel Connector B	On steering column. See Fig. 57 .
Cable Reel Connector C	In steering wheel. See Fig. 56 .
DLC	Under left side of dash. See Fig. 72 .
Driver's Airbag First & Second Inflators Connector	In steering wheel. See Fig. 55 .
Driver's Seat Belt Buckle Tensioner Connector	Under driver's seat. See Fig. 93 .
Driver's Seat Belt Tensioner Connector (4-Door)	Base of left "B" pillar. See Fig. 107 .
Driver's Seat Belt Tensioner (2-Door)	At left "B" pillar. See Fig. 106 .
Driver's Side Airbag Inflator Connector	Under driver's seat. See Fig. 92 .
EPS Gearbox Connectors A & B	Under rear of engine. See Fig. 144 .
FM Signal Window Antenna (2-Door)	Top right side of rear window. See Fig. 127 .
FM Signal Window Antenna (4-Door)	In right "C" pillar. See Fig. 129 .
Front Passenger's Airbag First & Second Inflators Connector	Behind right side of dash. See Fig. 77 .
Front Passenger's Seat Belt Buckle Tensioner Connector	Under front passenger's seat. See Fig. 95 .
Front Passenger's Seat Belt Tensioner Connector (4-Door)	Base of right "B" pillar. See Fig. 107 .
Front Passenger's Seat Belt Tensioner (2-Door)	At right "B" pillar. See Fig. 106 .
Front Passenger's Side Airbag Inflator Connector	Under front passenger's seat. See Fig. 94 .
GPS Antenna	Under middle of dash. See Fig. 76 .
Horn	Behind left side of front bumper. See Fig. 140 .
Ignition Coils No. 1, 2, 3 & 4 (Except Si)	Top of engine. See Fig. 19 .
Ignition Coils No. 1, 2, 3 & 4 (Si)	Top of engine. See Fig. 21 .
Junction Connector C101	Near brake master cylinder. See Fig. 50 .
Junction Connector C105	Top rear of engine. See Fig. 29 .
Junction Connector C206	Right side of engine compartment. See Fig. 5 .
Junction Connector C207	Right rear of engine compartment. See Fig. 7 .
Left Side Curtain Airbag Inflator Connector (2-Door)	In left "C" pillar. See Fig. 121 .
Left Side Curtain Airbag Inflator Connector (4-Door)	In left "C" pillar. See Fig. 122 .
MES Connector	On under-dash fuse/relay box. See Fig. 1 .
Microphone (Navigation)	In roof console. See Fig. 117 .
Noise Reduction Condenser Connector	In left "C" pillar. See Fig. 124 .
Right Side Curtain Airbag Inflator Connector (2-Door)	In right "C" pillar. See Fig. 121 .
Right Side Curtain Airbag Inflator Connector (4-Door)	In right "C" pillar. See Fig. 122 .
Stereo Amplifier	Under front of center console. See Fig. 83 .
Thermal Joint T10 (Except Si)	Rear of engine. See Fig. 32 .
Thermal Joint T10 (Si)	Rear of engine. See Fig. 39 .
Thermal Joint T11 (Except Si)	Rear of engine. See Fig. 32 .
Thermal Joint T11 (Si)	Rear of engine. See Fig. 39 .
Thermal Joint T12 (Except Si)	Rear of engine. See Fig. 32 .
Thermal Joint T12 (Si)	Rear of engine. See Fig. 39 .
Thermal Joint T13	Rear of engine. See Fig. 32 .
Thermal Joint T14	Rear of engine. See Fig. 32 .
XM Antenna Connector	Left rear of roof. See Fig. 119 .

Honda Civic DX 2006 - CONNECTORS

Honda Civic DX 2006 CONNECTORS LOCATION

Component	Location
C102 (Except Si) (Black, 1 Pin)	Near brake master cylinder. See Fig. 50 .
C102 (Si) (Black, 1 Pin)	Left front of engine compartment. See Fig. 53 .
C103 (Black, 1 Pin)	On lower rear of engine. See Fig. 154 .
C106 (Black, 10 Pin)	Left side of engine. See Fig. 18 .
C107 (Black, 10 Pin)	On transmission housing. See Fig. 41 .
C109 (Black/Gray, 8 Pin)	Underside of transmission housing. See Fig. 149 .
C201 (2-Door) (Blue/White, 14 Pin)	Behind left kick panel. See Fig. 74 .
C201 (4-Door) (Blue, 14 Pin)	Behind left kick panel. See Fig. 75 .
C203 (Yellow, 4 Pin)	Under under-dash fuse/relay box. See Fig. 62 .
C204 (2-Door) (White, 14 Pin)	Behind left kick panel. See Fig. 74 .
C204 (4-Door) (White, 14 Pin)	Behind left kick panel. See Fig. 63 .
C205 (Brown, 2 Pin)	Under left side of dash. See Fig. 70 .
C210 (Optional) (Brown, 1 Pin)	Under left end of dash. See Fig. 66 .
C211 (Optional) (Brown, 1 Pin)	Behind right side of front bumper. See Fig. 139 .
C501 (2-Door) (White, 23 Pin)	Behind left kick panel. See Fig. 74 .
C501 (4-Door) (White, 23 Pin)	Behind left kick panel. See Fig. 75 .
C502 (White, 20 Pin)	Behind left kick panel. See Fig. 75 .
C504 (White, 24 Pin)	Behind right side of dash. See Fig. 77 .
C509 (Optional) (White, 6 Pin)	Under middle of dash. See Fig. 78 .
C601 (White, 2 Pin)	Under middle of dash. See Fig. 79 .
C602 (White, 2 Pin)	Under driver's seat. See Fig. 92 .
C605 (White, 4 Pin)	Under center console. See Fig. 100 .
C701 (2-Door) (White, 14 Pin)	In left "C" pillar. See Fig. 121 .
C701 (4-Door) (White, 14 Pin)	In left "C" pillar. See Fig. 123 .
C702 (Green, 2 Pin)	Middle of trunk lid. See Fig. 136 .
C751 (Blue, 23 Pin)	Under left end of dash. See Fig. 60 .
C752 (White, 18 Pin)	Under left end of dash. See Fig. 60 .
C754 (White, 18 Pin)	In driver's door. See Fig. 112 .
C761 (Blue, 23 Pin)	Under right end of dash. See Fig. 60 .
C762 (White, 18 Pin)	Under right end of dash. See Fig. 60 .
C763 (White, 18 Pin)	In front passenger's door. See Fig. 112 .
C771 (White, 18 Pin)	At left "B" pillar. See Fig. 108 .
C781 (White, 18 Pin)	At right "B" pillar. See Fig. 108 .
C782 (White, 4 Pin)	Under front passenger's seat. See Fig. 94 .
C801 (Ex & Si) (Blue, 20 Pin)	Under under-dash fuse/relay box. See Fig. 62 .
C801 (2 door: DX, DX-G & LX) (2 Pin)	Under under-dash fuse/relay box. See Fig. 62 .
C801 (4 Door: DX, DX-G & LX) (6 Pin)	Under under-dash fuse/relay box. See Fig. 62 .
C852 (Brown, 1 Pin)	In left "C" pillar. See Fig. 121 .

Honda Civic DX 2006 - GROUNDS

Honda Civic DX 2006 GROUNDS LOCATION

Component	Location
G1	Left side of engine compartment. See Fig. 48 .
G2	At top right front of engine. See Fig. 4 .
G3	Left side of engine compartment. See Fig. 48 .
G101 (Except Si)	Right rear of engine. See Fig. 31 .
G101 (Si)	Left rear of engine. See Fig. 23 .
G201	Behind right side of front bumper. See Fig. 139 .
G202	Behind right side of front bumper. See Fig. 139 .
G301	Lower left side of engine compartment. See Fig. 147 .
G401	Behind left kick panel. See Fig. 73 .
G402	Behind glove box. See Fig. 87 .
G403	Behind glove box. See Fig. 87 .
G501	Under gauge assembly. See Fig. 65 .
G502	Behind glove box. See Fig. 86 .
G503	Under left side of dash. See Fig. 67 .
G504	Near under-dash junction box. See Fig. 69 .
G505	Behind glove box. See Fig. 85 .
G506	Under middle of dash. See Fig. 81 .
G601	Front left side of floor. See Fig. 102 .
G602	Front right side of floor. See Fig. 105 .
G603	In left "C" pillar. See Fig. 123 .
G701 (2-Door)	Left side of trunk. See Fig. 131 .
G701 (4-Door)	Left rear of trunk. See Fig. 132 .
G801	Left side of roof. See Fig. 118 .
G851 (2-Door)	Base of right "C" pillar. See Fig. 125 .
G851 (4-Door)	In right "C" pillar. See Fig. 128 .