Acura RL. Manual - part 740

Fig. 54: Identifying Power Window Master Switch Connector 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

3. Remove the four screws and the switch.  

4. Install the switch in the reverse order of removal.  

5. After replacement, reset the power window control unit (see RESETTING THE POWER 

WINDOW CONTROL UNIT ).  

PASSENGER'S POWER WINDOW SWITCH TEST/REPLACEMENT 

1. Remove the passenger's door armrest (see FRONT DOOR PANEL 

REMOVAL/INSTALLATION ).  

2. Disconnect the 10P (or 14P)* connector (A) from the passenger's power window switch (B). 

* : Rear power window switch 

Front Passenger's  

Fig. 55: Identifying Front Passenger's Power Window Switch Connector 
Courtesy of AMERICAN HONDA MOTOR CO., INC.

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Power Windows - RL

  

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Rear  

Fig. 56: Identifying Rear Passenger's Power Window Switch Connector 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

3. Remove the three screws and the switch.  

4. Swap the power window switch with another known-good switch and test. If the original window 

switch is faulty; replace it.  

5. Install the switch in the reverse order of removal.  

6. After replacement, reset the power window control unit (see RESETTING THE POWER 

WINDOW CONTROL UNIT ).  

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Power Windows - RL

  

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© 2005 Mitchell Repair Information Company, LLC. 

2005-08 ENGINE PERFORMANCE

Radiator Fan Control (RFC) System - RL 

COMPONENT LOCATION INDEX 

Fig. 1: Identifying Radiator Fan Control System Component Location 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

DTC TROUBLESHOOTING 

DTC P0480: RFC SYSTEM MALFUNCTION 

NOTE:

Before you troubleshoot, record all freeze data and any on-board snapshot, 

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Radiator Fan Control (RFC) System - RL

  

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Radiator Fan Control (RFC) System - RL

  

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1. Turn the ignition switch ON (II).  

2. Clear the DTC with the HDS, and wait 3 minutes or more.  

3. Check for Temporary DTCs or DTCs with the HDS. 

Is DTC P0480 indicated?  

YES - Go to step 6. 

NO - Go to step 4. 

4. Select RADIATOR FAN in the INSPECTION MENU with the HDS.  

5. Check for Temporary DTCs or DTCs with the HDS. 

Is DTC P0480 indicated?  

YES - Go to step 6. 

NO - Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals 
at the RFC unit, the RFC unit relay, the radiator fan motor, the condenser fan motor, and the PCM. 

6. Check for these conditions at the radiator fan and the condenser fan: 



Interference with fan shroud  



Debris in the fan  



Ice on the fan blades  

Are both fans OK?  

YES - Go to step 7. 

NO - Repair or replace the damaged parts, then go to step 52. 

7. Select RADIATOR FAN in the INSPECTION MENU with the HDS.  

8. Check the radiator fan and the condenser fan operation. 

Do both fans operate?  

YES - Go to step 9. 

NO - Replace the motor that is not operating, then go to step 52. 

9. Turn the ignition switch OFF.  

10. Let the engine cool until the coolant temperature is low.  

11. Turn the ignition switch ON (II), and wait 3 minutes or more.  

12. Confirm that the A/C is not switched on. 

and review the general troubleshooting information (see GENERAL 
TROUBLESHOOTING INFORMATION ).

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Radiator Fan Control (RFC) System - RL

  

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