Engine Installation

Special Tools Required 

• Engine support hanger, A and Reds AAR-T1256 *
• Engine hanger balance bar VSB02C000019 *
• V6 Attachment arm SIL02C000033 *
• Subframe adapter VSB02C000016 *
• Subframe alignment pin 070AG-SJAA10S

  * These special tools are available through the Acura Tool and Equipment program, 888-424-6857

1. Install the engine mount brackets and the accessory brackets and tighten their bolts to the specified torque
   Fig 1: Engine Mount Brackets With Torque Specifications

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
2. Position the engine/transmission under the vehicle Be sure that they are properly aligned Carefully lower the vehicle until the engine/transmission are properly positioned in the engine compartment Make sure the vehicle is not resting on any part of the engine/transmission Support the engine/transmission with a chain hoist (A) 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
   Fig 2: Identifying Chain Hoist, Engine Hook And Transmission Hook

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
3. Install the mounting bolts into the upper half of the side engine mount bracket Tighten the bolts to the specified torque
   Fig 3: Engine Mount Bracket Bolts With Torque Specifications

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
4. Tighten the upper transmission mount bracket mounting bolts and nut to the specified torque
   NOTE: If bolt (A) was removed by mistake during removal, the upper transmission mount bracket must be replaced as an assembly
   Fig 4: Identifying Upper Transmission Mount Bolts (M/T)

   Courtesy of AMERICAN HONDA MOTOR CO., INC.

   Bolt Specification: 12 x 1.25mm, 54 N.m (5.5 kgf.m, 40 lbf.ft) 

   Fig 5: Upper Transmission Mount Bracket Bolt With Torque Specifications (A/T Model)

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
5. Lift and support the engine with the engine support hanger (AAR-T1256) and the engine hanger balance bar (VSB02C000019) Attach the front arm (A) to the front cylinder head with a spacer (B) and a 10 x 1 25 mm bolt (C) Remove the rear arm from the engine hanger balance bar, and install the 2008 V6 attach arm (SIL02C000033), then attach the 2008 V6 attachment arm (D) to the rear cylinder head with a 8 x 1 25 mm bolt (E)
   Fig 6: Lifting Engine Support Hanger (AAR-T1256)

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
6. Remove the chain hoist, then raise the vehicle on the lift
7. Attach the front subframe adapter (VSB02C000016) to the subframe by hanging the belt (A) over the front of the subframe (B), then secure the belt with its stop (C)
   Fig 7: Identifying Subframe And Subframe Hanging Belt

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
8. Line up the slots in the front subframe adapter arms with the bolt holes on the jack base, then securely attach them with four bolts, then raise the front subframe up to the body
9. Loosely install the four subframe mounting bolts (A), four 12x1 25 mm bolts (B) with the stiffeners (C)
   Fig 8: Identifying Subframe Mounting Bolts

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
10. Loosely install the subframe middle mount
    Fig 9: Identifying Subframe Middle Mount

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
11. Remove the jack and the front subframe adapter
12. Loosely install the new right-rear subframe mounting bolt (A) and the new right-rear stiffener mounting bolt (B), insert the subframe alignment pin (070AG-SJAA10S) through the positioning slot (C) on the rear stiffener, through the positioning hole (D) on the subframe, and into the positioning hole (E) on the body, then tighten the subframe mounting bolt
    Fig 10: Identifying Right-Rear Subframe Mounting Bolt And Right-Rear Stiffener Mounting Bolt

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
13. Loosely install the new left-rear subframe mounting bolt and the new left-rear stiffener mounting bolt using the same procedure as the right-rear with the subframe alignment pin
14. Loosely install the new subframe mounting bolt (A) and the stiffener mounting bolt (B) on both sides to the front stiffener
    Fig 11: Identifying Subframe Mounting Bolt And Stiffener Mounting Bolt

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
15. Tighten the right-rear subframe mounting bolt (A) to the specified torque
    Fig 12: Right-Rear Subframe Mounting Bolt With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
16. Tighten the left-rear subframe mounting bolt (B) to the specified torque
17. Tighten the front subframe mounting bolts (C) to the specified torque
    NOTE: Check all of the subframe mounting bolts, and retighten if necessary
18. Tighten the front and rear stiffener mounting bolts (D) to the specified torque
    NOTE: Before tightening the stiffener mounting bolts, check that the positioning holes and slot are aligned using the subframe alignment pin.
19. Tighten the bolts securing the subframe middle mount
    Fig 13: Subframe Middle Mount Bolts With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
20. Tighten the bolts securing the lower transmission mount
    Fig 14: Lower Transmission Mount And Bolts With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
21. Lower the vehicle on the lift
22. Remove the engine support hanger, the engine hanger balance bar and the 2008 V6 attachment arm
23. M/T model: Install the front engine mount (see Installation )
24. A/T model: Tighten the front engine mount bolt (A), then install the front engine mount stop (B) and connect the vacuum hose (C)
    Fig 15: Front Engine Mount Bolt, Front Engine Mount Stop And Vacuum Hose With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
25. M/T model: Lift and support the engine with a jack and a wood block under the engine/transmission. Loosely install the rear engine mount bolt. Remove the jack and the wood block, then tighten the rear engine mount bolt.
Fig 16: Identifying Rear Engine Mount Bolt (M/T)
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Bolt Specification: 14 x 1.5mm, 88 N.m (9.0 kgf.m, 65 lbf.ft) 

26. A/T model: Tighten the rear engine mount bolt (A), then install the rear engine mount stop (B)
    Fig 17: Rear Engine Mount Bolt And Rear Engine Mount Stop With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
27. Loosen the mounting bolts for the upper half of the side engine mount bracket, then retighten them to the specified torque
    Fig 18: Side Engine Mount Bracket With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
28. Loosen the mounting bolts and nut for the upper transmission mount bracket, then retighten them to the specified torque
    Fig 19: Identifying Upper Transmission Mount Bolts (M/T)

    Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Bolt Specification: 12 x 1.25mm, 54 N.m (5.5 kgf.m, 40 lbf.ft) 

    Fig 20: Upper Transmission Mount Bracket With Torque Specifications (A/T Model)

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
29. Install the connector bracket to the front cylinder head
    Fig 21: Connector Bracket To Front Cylinder Head With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
30. Install the engine mount control solenoid valve bracket to the rear cylinder head, then install the harness clamp (A)
    Fig 22: Identifying Vacuum Hose And Harness Clamp

    Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Bolt Specification: 8 x 1.25 mm, 22 N.m (2.2 kgf.m, 16 lbf.ft) 

31. A/T model: connect the vacuum hose (B)
32. Install the A/C compressor, then install the harness clamp (A) and connect the A/C compressor clutch connector (B)
    Fig 23: A/C Compressor Clutch Connector And Harness Clamp With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
33. Install the radiator (see RADIATOR REPLACEMENT )
34. Connect the heater hoses
    Fig 24: Identifying Heater Hoses

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
35. Connect the upper radiator hose (A) and the lower radiator hose (B)
    Fig 25: Identifying Upper Radiator Hose And Lower Radiator Hose

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
36. Raise the vehicle on the lift
37. Connect the automatic transmission fluid (ATF) cooler hoses to the transmission (see ATF COOLER HOSE REPLACEMENT )
38. With SH-AWD Install the transfer assembly:
    • Manual transmission: (see Transfer Assembly Installation under Transfer Assembly in MANUAL TRANSMISSION)
    • Automatic transmission: (see TRANSFER ASSEMBLY INSTALLATION )
39. With SH-AWD Install the propeller shaft (see PROPELLER SHAFT INSTALLATION )
40. Install the exhaust pipe A using new gaskets (B) and new self-locking nuts (C)
    Fig 26: Self-Locking Nuts With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
41. Install the front subframe stiffener
    Fig 27: Front Subframe Stiffener With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
42. 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 the intermediate shaft
43. Connect the suspension lower arm to the knuckles (see LOWER ARM REMOVAL/INSTALLATION )
44. Connect the tie-rod end ball joints to the knuckles (see step 40 on INSTALLATION )
45. Install the damper fork (see step 4 on INSTALLATION )
46. Install the splash shield (see FRONT SPLASH SHIELD REPLACEMENT )
47. Install the front wheels
48. Lower the vehicle on the lift
49. Align the reference mark (A) on the steering joint and the steering gearbox pinion shaft Connect the steering joint (B) to the steering gearbox pinion shaft (C) Tighten the steering joint bolt
    Fig 28: Steering Gearbox Pinion Shaft And Reference Mark With Torque Specifications

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
50. Install the steering joint cover (D)
51. Install the steering wheel (see STEERING WHEEL INSTALLATION )
52. Connect the electrical power steering (EPS) connectors (A)
    Fig 29: Identifying Electrical Power Steering (EPS) Connectors

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
53. Install the drive belt (see DRIVE BELT REPLACEMENT )
54. A/T model: Install the shift cable (see SHIFT CABLE REPLACEMENT )
55. M/T model: Install the clutch slave cylinder and the clutch line bracket mounting bolt (see step 49 in Transmission Installation under MANUAL TRANSMISSION)
56. M/T model: Install the shift cable and the select cable, then tighten the three bolts securing the shift cable holder (see step 50 in Transmission Installation under MANUAL TRANSMISSION))
57. Connect the brake booster vacuum hose (A) and the evaporative emission (EVAP) canister hose (B)
    Fig 30: Identifying Brake Booster Vacuum Hose And Evaporative Emission (EVAP) Canister Hose

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
58. Connect the fuel feed hose (A) (see FUEL LINE/QUICK-CONNECT FITTING INSTALLATION ), then install the quick-connect fitting cover (B)
    Fig 31: Identifying Fuel Feed Hose And Quick-Connect Fitting Cover

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
59. Connect the powertrain control module (PCM) connectors (A), then install the harness clamp (B)
    Fig 32: Identifying Powertrain Control Module (PCM) Connectors And Harness Clamp

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
60. Connect the harness connectors (A), then install the harness clamp (B)
    Fig 33: Identifying Harness Connectors And Harness Clamp

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
61. Install the harness clamps (A)
    Fig 34: Identifying Harness Clamps

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
62. Connect the battery cable (B) to the under-hood fuse/relay box
63. Install the strut brace (see FRAME BRACE REPLACEMENT )
64. Connect the positive starter cable (A), then install the ground cable (B) and the harness clamps (C)
    Fig 35: Positive Starter Cable, Ground Cable And Harness Clamps With Torque Specifications (M/T Model)

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
    Fig 36: Positive Starter Cable, Ground Cable And Harness Clamps With Torque Specifications (A/T Model)

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
65. Install the battery base (A), then install the harness clamp (B)
    Fig 37: Identifying Battery Base And Harness Clamp

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
66. M/T model: Install the harness clamps (C).
67. Install the air cleaner assembly (see THROTTLE BODY CLEANING )
68. Do the battery installation procedure (see BATTERY REMOVAL AND INSTALLATION )
69. Install the air intake duct splash separator
    Fig 38: Identifying Air Intake Duct Splash Separator

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
70. Inspect for fuel leaks Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode (do not operate the starter) so the fuel pump runs for about 2 seconds and pressurizes the fuel line Repeat this operation three times, then check for fuel leaks at any point in the fuel line
71. Refill the engine with the recommended engine oil (see step 4 on ENGINE OIL REPLACEMENT )
72. Refill the transmission with fluid:
    • Manual transmission (see Transmission Fluid Inspection and Replacement under MANUAL TRANSMISSION)
    • Automatic transmission: (see ATF REPLACEMENT )
73. M/T model: Check that the transmission shifts into all gears smoothly.
74. A/T model: Move the shift lever to each gear, and verify that the A/T gear position indicator follows the transmission range switch
75. Refill the radiator with engine coolant, and bleed the air from the cooling system with the heater valve open (see step 9 on COOLANT REPLACEMENT )
76. Check for fluid leaks
77. Do the PCM reset procedure (see ECM/PCM RESET )
78. Do the crankshaft position (CKP) pattern clear/CKP pattern learn procedure (see CKP PATTERN CLEAR/CKP PATTERN LEARN )
79. Inspect the idle speed (see IDLE SPEED INSPECTION )
80. Inspect the ignition timing (see IGNITION TIMING INSPECTION )
81. Install the engine compartment covers (see ENGINE COMPARTMENT COVER REPLACEMENT )
82. Check the wheel alignment (see WHEEL ALIGNMENT )