Acura RL. Manual - part 416

CYLINDER HEAD COVER REMOVAL

1. Remove the intake manifold (see INTAKE MANIFOLD REMOVAL AND INSTALLATION ).  

2. Remove the six ignition coils (see IGNITION COIL REMOVAL/INSTALLATION ).  

3. Remove the three bolts (A) securing the harness holder, and remove the dipstick (B). 

Fig. 71: Removing Harness Holder And Dipstick 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

4. Remove the bolt (A) securing the power steering hose clamp. 

Fig. 72: Identifying Power Steering Hose Clamp And Harness Holder Bolts 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

5. Remove the two bolts (B) securing the harness holder.  

6. Remove the breather hose (C).  

7. Remove the cylinder head covers. FRONT 

FRONT  

 

2007 Acura RL 

2005-08 ENGINE Cylinder Head - RL

  

me 

 

Friday, June 05, 2009 3:18:37 PM

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© 2005 Mitchell Repair Information Company, LLC. 

Fig. 73: Identifying Cylinder Head Cover (Front) 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

REAR  

Fig. 74: Identifying Cylinder Head Cover (Rear) 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

CYLINDER HEAD COVER INSTALLATION 

1. Check the spark plug seals for damage. If the seal is damaged, replace it.  

2. Clean the head cover contacting surfaces with a shop towel.  

3. Set the spark plug seals (A) on the spark plug tubes, and install the cylinder head covers (B). 

FRONT  

 

2007 Acura RL 

2005-08 ENGINE Cylinder Head - RL

  

me 

 

Friday, June 05, 2009 3:18:37 PM

Page 38 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 75: Identifying Spark Plug Seal And Cylinder Head Cover (Front) 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

REAR  

Fig. 76: Identifying Spark Plug Seal And Cylinder Head Cover (Rear) 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

4. Visually check the spark plug seals for damage.  

5. Inspect the cover washers (C). Replace any washer that is damaged or deteriorated.  

6. Tighten the bolts in three steps. In the final step tighten all bolts, in sequence, 12 N.m (1.2 kgf.m, 8.8 

lbf.ft). 

 

2007 Acura RL 

2005-08 ENGINE Cylinder Head - RL

  

me 

 

Friday, June 05, 2009 3:18:37 PM

Page 39 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 77: Identifying Tightening Sequence Of Cylinder Head Cover Bolts 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

7. Install the breather hose (A). 

Fig. 78: Identifying Breather Hose And Harness Holder Bolts With Torque Specifications 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

8. Tighten the two bolts (B) securing the harness holder.  

9. Tighten the bolt (C) securing the power steering hose bracket.  

10. Tighten the three bolts (A) securing the harness holder, and install the dipstick (B). 

 

2007 Acura RL 

2005-08 ENGINE Cylinder Head - RL

  

me 

 

Friday, June 05, 2009 3:18:37 PM

Page 40 

© 2005 Mitchell Repair Information Company, LLC.