Download Honda Civic 2007 Electrical Diagram Manual L4-1.8L PDF

Get the complete Honda Civic 2007 Electrical Diagram Manual L4-1.8L PDF for accurate wiring information, circuit diagrams, and electrical system troubleshooting. This detailed manual provides factory-style schematics for engine controls, starting system, charging system, lighting, sensors, relays, fuses, and vehicle electronics. Ideal for mechanics, technicians, DIY repair professionals, and Honda Civic owners who need reliable electrical references for maintenance, diagnostics, and repairs. Download this comprehensive wiring diagram manual to simplify electrical fault finding and ensure proper vehicle servicing.

MODEL COVERED:
Civic 2007, L4-1.8L

MANUAL CONTENTS:
1. Air Conditioning – Automatic A_C Circuit (Hybrid)
2. Air Conditioning – Manual A_C Circuit (Except Hybrid)
3. Anti-Lock Brakes – Advanced Hydraulic Booster Circuit
4. Anti-Lock Brakes – Anti-Lock Brakes Circuit (Except SI)
5. Anti-Lock Brakes – Anti-Lock Brakes Circuit (SI)
6. Anti-Theft – Forced Entry Circuit (Except Hybrid Canada)
7. Anti-Theft – Forced Entry Circuit (Except Hybrid USA)
8. Anti-Theft – Forced Entry Circuit (Hybrid)
9. Anti-Theft – Immobilizer Circuit (Except Hybrid)
10. Anti-Theft – Immobilizer Circuit (Hybrid)
11. Body Computer – Except Hybrid
12. Body Computer – Hybrid
13. Computer Data Lines – B-CAN Circuit
14. Computer Data Lines – Data Link Connector Circuit (Except SI)
15. Computer Data Lines – Data Link Connector Circuit (Hybrid)
16. Computer Data Lines – Data Link Connector Circuit (SI)
17. Computer Data Lines – F-CAN High_Low amp B-CAN Circuits
18. Cooling Fans – Except Hybrid
19. Cooling Fans – Hybrid
20. Cruise Control – Except Hybrid
21. Cruise Control – Hybrid
22. Defogger – Rear Defogger Circuit (Except Hybrid)
23. Defogger – Rear Defogger Circuit (Hybrid)
24. Door Locks – Except Hybrid Canada
25. Door Locks – Except Hybrid USA
26. Door Locks – Hybrid
27. Electronic Power Steering – Hybrid
28. Electronic Power Steering – SI
29. Engine Controls
30. Exterior Lights – Back-up Lamps Circuit (A_T)
31. Exterior Lights – Back-up Lamps Circuit (M_T)
32. Exterior Lights – Exterior Lamps Circuit (Except Hybrid)
33. Exterior Lights – Exterior Lamps Circuit (Hybrid)
34. Ground Distribution – Except Hybrid
35. Ground Distribution – Hybrid
36. Headlights – Except Hybrid
37. Headlights – Hybrid
38. Horns – Except Hybrid
39. Horns – Hybrid
40. Instrument Cluster – DX, DX-G
41. Instrument Cluster – EX, LX, SI
42. Instrument Cluster – Hybrid
43. Interior Lights – Courtesy Lamps Circuit (Except Hybrid W_ Sunroof)
44. Interior Lights – Courtesy Lamps Circuit (Except Hybrid W_O Sunroof)
45. Interior Lights – Courtesy Lamps Circuit (Hybrid)
46. Interior Lights – Instrument Illumination Circuit (Except Hybrid)
47. Interior Lights – Instrument Illumination Circuit (Hybrid)
48. Mirrors – Auto Dimming Rear View Mirror (A_T Except Hybrid)
49. Mirrors – Auto Dimming Rear View Mirror (Hybrid)
50. Mirrors – Auto Dimming Rear View Mirror (M_T Except Hybrid)
51. Mirrors – Heated Mirrors Circuit (Coupe)
52. Mirrors – Heated Mirrors Circuit (Hybrid)
53. Mirrors – Heated Mirrors Circuit (Sedan)
54. Mirrors – Power Mirrors Circuit (Coupe)
55. Mirrors – Power Mirrors Circuit (Hybrid)
56. Mirrors – Power Mirrors Circuit (Sedan W_O Hybrid)
57. Navigation – 2 Door EX amp SI
58. Navigation – 4 Door EX
59. Navigation – 4 Door SI
60. Navigation – Hybrid
61. Power Distribution – Except Hybrid
62. Power Distribution – Hybrid
63. Power Tops – 2 Door
64. Power Tops – 4 Door
65. Power Windows – 2 Door_ LX, EX, SI
66. Power Windows – 4 Door_ LX, EX, SI
67. Power Windows – DX, DX-G
68. Power Windows – Hybrid
69. Shift Interlock – Reverse Lockout Circuit
70. Shift Interlock – Shift Interlock Circuit (Except Hybrid)
71. Shift Interlock – Shift Interlock Circuit (Hybrid)
72. Sound Systems – Bass Speaker Circuit (Except Hybrid)
73. Sound Systems – Bass Speaker Circuit (Hybrid)
74. Sound Systems – CD Player (Except Hybrid)
75. Sound Systems – CD Player (Hybrid)
76. Sound Systems – Music Link Circuit
77. Sound Systems – Radio Circuit (2 Door_ EX, SI)
78. Sound Systems – Radio Circuit (Hybrid)
79. Sound Systems – Radio Circuit (SI 4 Door)
80. Sound Systems – Radio Circuit (USA DX)
81. Sound Systems – Radio Circuit (USA LX 2 Door amp EX 4 Door W_Navigation)
82. Sound Systems – Radio Circuit (USA LX 2 Door amp EX 4 Door W_O Navigation)
83. Sound Systems – Radio Circuit (USA LX 4 Door amp Canada DX, DX-G amp LX)
84. Sound Systems – XM Receiver Circuit
85. Starting_Charging – Charging Circuit
86. Starting_Charging – Remote Starting Circuit (Canada)
87. Starting_Charging – Starting Circuit (A_T Except Hybrid)
88. Starting_Charging – Starting Circuit (A_T Hybrid)
89. Starting_Charging – Starting Circuit (M_T)
90. Supplemental Restraints – Except Hybrid
91. Supplemental Restraints – Hybrid
92. Transmissions – A_T Circuit (Except Hybrid)
93. Transmissions – A_T Circuit (Hybrid)
94. Warning Systems – Except Hybrid
95. Warning Systems – Hybrid
96. Wiper_Washer – Front Wiper_Washer Circuit (Except Hybrid)
97. Wiper_Washer – Front Wiper_Washer Circuit (Hybrid)
98. A_T Gear Position Indicator
99. A_T Gear Position Indicator Circuit Diagram_001
100. A_T Gear Position Indicator Circuit Diagram_002
101. A_T Interlock System Circuit Diagram
102. A_T Park Position
103. A_T Reverse Position
104. ABS_TCS Circuit Diagram
105. Additional Information
106. Air Bag Systems
107. Alternator
108. Audio System Circuit Diagram
109. Automatic Dimming Inside Mirror
110. Automatic Transmission Circuit Diagram
111. B-CAN Communication Line
112. Back-Up Lights
113. Blower Motor
114. Brake Pedal Position
115. Brake System Indicator Circuit Diagram
116. Center Mounted Brake Lamp
117. Charging System Circuit Diagram
118. Cigarette Lighter
119. Circuit Diagram
120. Compressor HVAC
121. Computers and Control Systems
122. Control Assembly, HVAC
123. Cruise Control Circuit Diagram
124. Daytime Running Lamp
125. Diagram 10-0
126. Diagram 10-1
127. Diagram 10-10
128. Diagram 10-11a
129. Diagram 10-11b
130. Diagram 10-12
131. Diagram 10-13
132. Diagram 10-14
133. Diagram 10-15
134. Diagram 10-16
135. Diagram 10-17
136. Diagram 10-2
137. Diagram 10-3
138. Diagram 10-4
139. Diagram 10-5
140. Diagram 10-6
141. Diagram 10-7
142. Diagram 10-8
143. Diagram 10-9
144. Diagram 23-0
145. Diagram 23-1
146. Diagram 23-10
147. Diagram 23-11
148. Diagram 23-12
149. Diagram 23-13
150. Diagram 23-14
151. Diagram 23-15
152. Diagram 23-16
153. Diagram 23-2
154. Diagram 23-3
155. Diagram 23-4
156. Diagram 23-5
157. Diagram 23-6
158. Diagram 23-7
159. Diagram 23-8
160. Diagram 23-9
161. Diagram Set 10 (Power Distribution)
162. Diagram Set 110 (Exterior lights)
163. Diagram Set 114 (Interior Lights)
164. Diagram Set 115 (Entry Light Control System)
165. Diagram Set 120 (Power Windows)
166. Diagram Set 122 (Moonroof)
167. Diagram Set 130 (Power Door Locks_Keyless Entry_Security System)
168. Diagram Set 132 (Immobilizer System)
169. Diagram Set 138 (Interlock System (A_T))
170. Diagram Set 14 (Ground Distribution)
171. Diagram Set 141 (Power Mirrors)
172. Diagram Set 142 (Automatic Dimming Inside Mirror)
173. Diagram Set 148 (Power Mirror Heaters)
174. Diagram Set 15 (Splice and Junction Connector Details)
175. Diagram Set 150 (Audio System)
176. Diagram Set 155 (Accessory Power Sockets)
177. Diagram Set 156 (Navigation System)
178. Diagram Set 20 (Ignition System)
179. Diagram Set 21 (Starting System)
180. Diagram Set 22 (Charging System)
181. Diagram Set 23 (Fuel and Emissions (DX, DX-G, LX, EX))
182. Diagram Set 31 (VTEC_VTC Control System)
183. Diagram Set 34 (Cruise Control)
184. Diagram Set 39 (A_T Controls)
185. Diagram Set 40 (Horn)
186. Diagram Set 44 (ABS (Anti-Lock Brake System))
187. Diagram Set 47 (SRS (Supplemental Restraint System))
188. Diagram Set 50 (Multiplex Integrated Control System)
189. Diagram Set 60 (HVAC)
190. Diagram Set 63 (Fans)
191. Diagram Set 64 (Rear Window Defogger)
192. Diagram Set 73 (Reminder Systems and Low Oil Pressure Indicator)
193. Diagram Set 80 (Gauges and Indicator)
194. Diagram Set 84 (Safety Indicator)
195. Diagram Set 89 (A_T Gear Position Indicator)
196. Diagram Set 91 (Wiper_Washer)
197. Dome Lamp
198. ECM_PCM Circuit Diagrams
199. ECM_PCM Electrical Connections
200. ECM_PCM Relays Control
201. Emission Control Systems
202. Engine Control Module
203. Entry Lights Control System Control Diagram
204. Exterior Lights Circuit Diagram
205. F-CAN Communication Line (High)
206. F-CAN Communication Line (Low)
207. Fan Controls Circuit Diagram
208. Fog_Driving Lamp
209. Fuel Delivery and Air Induction
210. Fuel Gauge
211. Fuel Pump
212. Fuel Tank Unit
213. Fuse Block
214. Gauges Circuit Diagram
215. Ground For ECM_PCM Sensors (DX, DX-G, LX, EX, GX)
216. Ground For ECM_PCM Sensors (DX, DX-G, LX, EX, Si)
217. Ground For Heater Control Sensors
218. Ground-to-Components Index
219. Headlamp
220. Heating Circuit Diagram
221. Heating_Air Conditioning Circuit Diagram
222. Horns Circuit Diagram
223. Ignition Switch
224. Ignition System Circuit Diagram
225. Illumination (Negative) – Bulbs
226. Illumination (Negative) – LEDs (2-Door_ EX, Si)
227. Illumination (Positive)
228. Immobilizer System Circuit Diagram
229. Instrument Panel and Console Illumination_001
230. Instrument Panel and Console Illumination_002
231. Keyless_Power Door Locks_Security System Circuit Diagram
232. Left Turn Signal
233. License Plate Lamp
234. Low Oil Pressure Indicator Circuit Diagram
235. Map Light
236. Marker Lamp
237. Moonroof Circuit Diagram
238. Multiplex Integrated Control System Circuit Diagram
239. Navigation System Circuit Diagram
240. Off-board Diagnosis Signal
241. Parking Lamp
242. Power Mirror Circuit Diagram
243. Power Mirror Heaters
244. Power Source For ECM_PCM (DX, DX-G, LX, EX)
245. Power Source For ECM_PCM Sensors
246. Power Windows Circuit Diagram
247. Radiator Cooling Fan Motor
248. Rear Window Defogger Circuit Diagram
249. Reference Voltage for ECM_PCM Sensors (VCC1) (DX, DX-G, LX, GX, EX)
250. Reference Voltage For ECM_PCM Sensors (VCC2) (DX, DX-G, LX, GX, EX)
251. Reference Voltage for ECM_PCM Sensors (VCC6) (DX, DX-G, LX, EX, Si)
252. Reminder Systems Circuit Diagram
253. Right Turn Signal
254. Safety Indicators
255. Service Check Signal
256. SRS Circuit Diagram
257. Starting System Circuit Diagram
258. Tail Lamp
259. Trunk Lamp
260. Turn Signal_Hazard Flasher Circuit Diagram
261. Vanity Lamp
262. Vehicle Speed Sensor Signal (LX, EX, GX, Si Canada_ DX, DX-G)
263. Wiper Motor
264. Wipers_Washers Circuit Diagram
265. Wiring Diagram Index_001
266. Wiring Diagram Index_002
267. Wiring Diagram_001
268. Wiring Diagram_002
269. Wiring Diagram_003
270. Wiring Diagrams_001
271. Wiring Diagrams_002
272. Wiring Diagrams_003
273. Wiring Diagrams_004
274. Wiring Diagrams_005
275. Wiring Diagrams_006
276. Wiring Diagrams_007
277. Wiring Diagrams_008
278. Wiring Diagrams_009
279. Wiring Diagrams_010
280. Wiring Diagrams_011
281. Wiring Diagrams_012
282. Wiring Diagrams_013
283. Wiring Diagrams_014
284. Wiring Diagrams_015
285. Wiring Diagrams_016
286. Wiring Diagrams_017
287. Wiring Diagrams_018
288. Wiring Diagrams_019
289. Wiring Diagrams_020
290. Wiring Diagrams_021
291. Wiring Diagrams_022
292. Wiring Diagrams_023
293. Wiring Diagrams_024
294. Wiring Diagrams_025
295. Wiring Diagrams_026
296. Wiring Diagrams_027

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