Engine: Service and Repair
Engine RemovalSpecial Tools:
Special Tools Required
^ Universal eyelet 07AAK-SNAA120
^ 1.8 support eyelet 07AAK-SNAA400
^ 1.8 support bolt 07AAK-SNAA500
^ Front subframe adapter VSB02C000016 *
^ 2006 Civic engine hanger VSB02C000025 *
^ Engine support hanger, A and Reds AAR-T-12566 *
* : Available through Honda Tool and Equipment Program, 1-888-424-6857
NOTE:
^ Use fender covers to avoid damaging painted surfaces.
^ To avoid damaging the wiring and terminals, unplug the wiring connectors carefully while holding the connector portion.
^ Mark all wiring and hoses to avoid misconnection. Also, be sure that they do not contact other wiring or hoses, or interfere with other parts.
1. Make sure you have the anti-theft code for the audio system and the navigation system (if equipped), then write down the audio presets.
2. Secure the hood in the wide open position (support rod in the lower hole).
3. Relieve the fuel pressure.
4. Disconnect the negative cable from the battery, then disconnect the positive cable.
5. Remove the battery.
6. Remove the air cleaner assembly.
7. Remove the cowl cover and under-cowl panel.
8. Remove the injector cover.
9. Remove the quick-connect fitting cover (A), then disconnect the fuel feed hose.
10. Remove the evaporative emission (EVAP) canister hose (A), brake booster vacuum hose (B), and power steering (P/S) hose clamp (C).
11. Remove the battery cables (A) from the under-hood fuse/relay box.
12. Remove the harness clamps (B).
13. Remove the engine control module (ECM)/powertrain control module (PCM) cover (A), then remove the three bolts (B) securing the ECM/PCM.
14. Disconnect the ECM/PCM connectors (A) and the engine wire harness connectors (B).
15. Remove the harness clamps (C).
16. M/T model: Remove the two bolts (A) securing the harness holder, then remove the harness clamp (B).
17. M/T model: Remove the shift cable.
18. M/T model: Remove the clutch slave cylinder, and the clutch line bracket mounting bolt.
19. Remove the drive belt.
20. Remove the radiator cap.
21. Raise the vehicle on the lift to full height.
22. Remove the front wheels.
23. Remove the splash shield.
24. Loosen the drain plug in the radiator, and drain the engine coolant.
25. Drain the engine oil.
26. Drain the transmission fluid.
27. Remove exhaust pipe A.
28. A/T model: Remove the shift cable.
29. Separate the stabilizer links.
30. Separate the knuckles from the lower arms.
31. Remove the driveshafts. Coat all precision-finished surfaces with clean engine oil. Tie plastic bags over the driveshaft ends.
32. Remove the power steering (P/S) pump without disconnecting the P/S hoses from the pump.
33. Unclamp the power steering fluid line clamp (A) on the front subframe, and remove the P/S line mounting bolts (B).
34. Remove the steering gearbox mounting bolt (A), then remove the steering gearbox stiffener (B).
35. Remove the steering gearbox bracket (C).
36. Remove the steering gearbox mounting bolts (A), then remove the steering gearbox stiffener (B).
37. Lower the vehicle on the lift.
38. Remove the radiator.
39. Disconnect the A/C compressor clutch connector (A), then remove the harness clamp (B).
40. Remove the A/C compressor (C) without disconnecting the A/C hoses.
41. Remove the heater hoses.
42. Remove the air cleaner housing mounting bracket (A), and install support eyelet (B) behind the breather pipe (C) and down to the threaded hole (D) on the cylinder head.
43. Attach the support eyelet (A) to the cylinder head with the support bolt (B). Tighten the bolt by hand.
44. Install the front leg assembly (A), hook (B), and wing nut (C) from an A and Reds engine support hanger (AAR-T-12566) onto the engine hanger. Carefully position the engine hanger on the vehicle, and attach the hook to the slotted hole in the support eyelet (D). Tighten the wing nut by hand to lift and support the engine/transmission.
NOTE: Use care when working around the windshield.
45. Raise the vehicle on the lift to full height.
46. Remove the lower torque rod.
47. Note the reference marks (A) on both sides of the front subframe that line up with the body (B).
48. Loosen the front subframe body mount bracket mounting bolts (A) on both sides.
49. Attach the front subframe adapter (A) to the front subframe and hang the belt of the front subframe adapter over the front of the subframe, then secure the belt with its stop.
50. Raise the jack and line up the slots in the arms with the bolt holes on the corner of the jack base, then attach them with bolts securely.
51. Remove the front subframe.
52. Lower the vehicle on the lift.
53. Remove the ground cable (A), then install the special tool with a 10 x 1.25 x 20 mm bolt (B).
54. Attach a chain hoist (A) to the special tool (B) and transmission hook (C). Lift up on the engine/transmission until it's securely supported by the chain hoist, and remove the engine support hanger from the engine and vehicle.
55. Remove the side engine mount bracket mounting bolt and nut.
56. Remove the transmission mounting bolt and nuts (A).
57. Remove the ground cable (B).
58. Check that the engine/transmission is completely free of vacuum hoses, fuel and coolant hoses, and electrical wiring.
59. Slowly lower the engine/transmission about 150 mm (6 in.). Check once again that all hoses and electrical wiring are disconnected and free from the engine/transmission, then lower it all the way.
60. Disconnect the chain hoist from the engine/transmission.
61. Raise the vehicle all the way, and remove the engine/transmission from under the vehicle.
Engine Installation
Special Tools Required
^ Universal eyelet 07AAK-SNAA120
^ 1.8 support eyelet 07AAK-SNAA400
^ 1.8 support bolt 07AAK-SNAA500
^ Front subframe adapter VSB02C000016 *
^ 2006 Civic engine hanger VSB02C000025 *
^ Engine support hanger, A and Reds AAR-T-12566 *
* : Available through Honda Tool and Equipment Program, 1-888-424-6857
1. Install the accessory brackets and tighten their bolts to the specified torques.
2. Position the engine/transmission under the vehicle. Be sure that they are properly aligned. Carefully lower the vehicle until the engine and transmission are properly positioned in the engine compartment. Make sure the vehicle is not resting on any part of the engine or transmission. Lift and support the engine with a chain hoist and carefully raise the engine/transmission into place.
NOTE: Reinstall the mounting bolts/support nuts in the sequence given in the following steps. Failure to follow this sequence may cause excessive noise and vibration, and reduce engine mount life.
3. Install support eyelet (A) behind the breather pipe (B) and down to the thread hole (C) on the cylinder head.
4. Attach the support eyelet (A) to the cylinder head with the support bolt (B). Tighten the bolt by hand.
5. Install the front leg assembly (A), hook (B), and wing nut (C) from an A and Reds engine support hanger (AAR-T-12566) onto the engine hanger. Carefully position the engine hanger on the vehicle, and attach the hook to the slotted hole in the support eyelet (D). Tighten the wing nut by hand to lift and support the engine/transmission.
NOTE: Use care when working around the windshield.
6. Loosen the upper torque rod mounting bolt (A).
7. Tighten the new side engine mount bracket mounting bolt and nut.
8. Tighten the new transmission mounting bolt and nuts (A).
9. Install the ground cable (B).
10. Remove the chain hoist, then raise the vehicle on the hoist to full height.
11. Using the front subframe adapter (A) and a jack, raise the front subframe up to body.
12. Loosely install the new front subframe mounting bolts.
13. Align the front subframe reference marks (A) to the body (B), as noted during removal. Tighten the subframe mounting bolts to the specified torque.
14. Remove the jack and front subframe adapter.
15. Tighten the new front subframe body mount bracket mounting bolts on both sides.
16. Install the lower torque rod, then tighten the new lower torque rod mounting bolts in the numbered sequence shown.
17. Lower the vehicle on the lift, and remove the engine hanger, support eyelet, and bolt.
18. Tighten the upper torque rod mounting bolt.
19. Remove the special tool and bolt (A), then install the ground cable (B).
20. Raise the vehicle on the lift to full height.
21. Install the steering gearbox stiffener (A), then tighten the steering gearbox mounting bolt and stiffener bolt.
22. Position the "FR" mark to the front of the vehicle, then install the steering gearbox bracket (B).
23. Install the steering gearbox stiffener (A), then tighten the steering gearbox mounting bolt and stiffener bolt.
24. Install the power steering (P/S) line on the clamp (A), then install the P/S line brackets (B) on the subframe.
25. Install the P/S pump.
26. A/T model: Install the shift cable.
27. Install a new set ring on the end of each driveshaft, then install the driveshafts. Make sure each ring "clicks" into place in the differential and intermediate shaft.
28. Connect the lower arms to the knuckles.
29. Connect the stabilizer links.
30. Install exhaust pipe A. Use new gaskets (B) and new self-locking nuts (C).
31. Install the splash shield.
32. Lower the vehicle on the lift.
33. Install the heater hoses.
34. Install the A/C compressor (A).
35. Connect the A/C compressor clutch connector (B), then install the harness clamp (C).
36. Install the drive belt.
37. Remove the bulkhead, then install the radiator.
38. M/T model: Install the clutch slave cylinder and clutch line bracket mounting bolt.
39. M/T model: Install the shift cable.
40. M/T model: Install the harness holder (A) and harness clamp (B).
41. Connect the engine control module (ECM)/powertrain control module (PCM) connectors (A) and engine wire harness connectors (B).
42. Install the harness clamps (C).
43. Install the ECM/PCM (A), then install the ECM/PCM cover (B).
44. Install the battery cables (A) to the under-hood fuse/relay box.
45. Install the harness clamps (B).
46. Install the evaporative emission (EVAP) canister hose (A), the brake booster vacuum hose (B), and the power steering (P/S) hose clamp (C).
47. Connect the fuel feed hose, then install the quick-connect fitting cover (A).
48. Install the injector cover.
49. Install the under-cowl panel and cowl cover.
50. Install the air cleaner housing mounting bracket (A) on the cylinder head.
51. Install the air cleaner assembly.
52. Install the front wheels.
53. Install the battery. Clean the battery posts and cable terminals, then assemble them, and apply grease to prevent corrosion.
54. Inspect for fuel leaks: Turn the ignition switch ON (II) (do not operate the starter) so the fuel pump runs for about 2 seconds and pressurizes the fuel line. Repeat this operation two or three times, then check for fuel leakage at any point in the fuel line.
55. A/T model: Move the shift lever to each gear, and verify that the A/T gear position indicator follows the transmission range switch.
56. M/T model: Check that the transmission shifts into gear smoothly.
57. Refill the engine with engine oil.
58. Refill the transmission with fluid.
59. Refill the radiator with engine coolant, and bleed air from the cooling system with the heater valve open.
60. Do the ECM/PCM reset procedure.
61. Do the crankshaft position (CKP) pattern clear/CKP pattern learn procedure.
62. Inspect the idle speed.
63. Inspect the ignition timing.
64. Check the wheel alignment.
65. Enter the anti-theft code for the audio system and the navigation system (if equipped), then enter the audio presets.
66. Set the clock.