Acura RL. Manual - part 460

 

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Acura RL. Manual - part 460

 

 

Is there continuity?  

YES - Go to step 54. 

NO - Repair open in the wire between the throttle actuator control module and the C251 connector, 
then go to step 63. 

54. Check for continuity between C251 connector (13P) terminal No. 12 and body ground. 

Fig. 79: Checking Continuity Between C251 Connector (13P) Terminal No. 12 And Body 
Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Repair short in the wire between the throttle actuator control module and the C251 connector, 
then go to step 63. 

NO - Go to step 55. 

55. Check for continuity between throttle actuator control module 16P connector terminal No. 2 and C251 

connector (13P) terminal No. 12. 

Fig. 80: Checking Continuity Between Throttle Actuator Control Module 16P Connector 
Terminal 2 And C251 (13P) Terminal 12 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Electronic Throttle Control System - RL

  

me 

 

Friday, June 05, 2009 2:29:49 PM

Page 61 

© 2005 Mitchell Repair Information Company, LLC. 

YES - Substitute a known-good throttle actuator control module (see ACCELERATOR PEDAL 
MODULE REMOVAL/INSTALLATION ), then go to step 63 and recheck. If DTC U0107 is not 
indicated, replace the original throttle actuator control module (see THROTTLE ACTUATOR 
CONTROL MODULE REPLACEMENT ), then go to step 63. 

NO - Repair open in the wire between the throttle actuator control module and the C251 connector, 
then go to step 63. 

56. Disconnect the throttle actuator control module 16P connector (see THROTTLE ACTUATOR 

CONTROL MODULE REPLACEMENT ).  

57. Check for continuity between C251 connector (13P) terminals No. 11 and body ground. 

Fig. 81: Checking Continuity Between C251 Connector (13P) Terminals No. 11 And Body 
Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Repair short in the wire between the throttle actuator control module and the C251 connector, 
then go to step 63. 

NO - Go to step 58. 

58. Check for continuity between throttle actuator control module 16P connector terminal No. 6 and C251 

connector (13P) terminal No. 11. 

Fig. 82: Checking Continuity Between Throttle Actuator Control Module 16P Connector 
Terminal 6 And C251 (13P) Terminal 11

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Electronic Throttle Control System - RL

  

me 

 

Friday, June 05, 2009 2:29:49 PM

Page 62 

© 2005 Mitchell Repair Information Company, LLC. 

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?  

YES - Substitute a known-good throttle actuator control module (see THROTTLE ACTUATOR 
CONTROL MODULE REPLACEMENT ), then go to step 63 and recheck. If DTC U0107 is not 
indicated, replace the original throttle actuator control module (see THROTTLE ACTUATOR 
CONTROL MODULE REPLACEMENT ), then go to step 63. 

NO - Repair open in the wire between the throttle actuator control module and the C251 connector, 
then go to step 63. 

59. Disconnect the throttle actuator control module 16P connector (see THROTTLE ACTUATOR 

CONTROL MODULE REPLACEMENT ).  

60. Check for continuity between C251 connector (13P) terminals No. 1 and body ground. 

Fig. 83: Checking Continuity Between C251 Connector (13P) Terminals No. 1 And Body 
Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Repair short in the wire between the throttle actuator control module and the C251 connector, 
then go to step 63. 

NO - Go to step 61. 

61. Check for continuity between throttle actuator control module 16P connector terminal No. 14 and 

C251 connector (13P) terminal No. 1. 

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Electronic Throttle Control System - RL

  

me 

 

Friday, June 05, 2009 2:29:49 PM

Page 63 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 84: Checking Continuity Between Throttle Actuator Control Module 16P Terminal 14 And 
C251 (13P) Terminal 1 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Substitute a known-good throttle actuator control module (see THROTTLE ACTUATOR 
CONTROL MODULE REPLACEMENT ), then go to step 63 and recheck. If DTC U0107 is not 
indicated, replace the original throttle actuator control module (see THROTTLE ACTUATOR 
CONTROL MODULE REPLACEMENT ), then go to step 63. 

NO - Repair open in the wire between the throttle actuator control module and the C251 connector, 
then go to step 63. 

62. Turn the ignition switch OFF.  

63. Reconnect all connectors.  

64. Turn the ignition switch ON (II).  

65. Reset the PCM with the HDS.  

66. Do the PCM idle learn procedure (see PCM IDLE LEARN PROCEDURE ).  

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

Is DTC U0107 indicated?  

YES - Check for poor connections or loose terminals at the throttle body, the throttle actuator control 
module relay, the throttle actuator control module, and the PCM, then go to step 1. 

NO - Troubleshooting is complete. If any other Temporary DTCs or DTCs are indicated, go to the 
indicated DTCs troubleshooting. 

68. Reconnect all connectors.  

69. Update the PCM if it does not have the latest software (see UPDATING THE PCM ), or substitute a 

known-good PCM (see SUBSTITUTING THE PCM ).  

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

Is DTC U0107 indicated?  

YES - Check for poor connections or loose terminals at the throttle body, the throttle actuator control 

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Electronic Throttle Control System - RL

  

me 

 

Friday, June 05, 2009 2:29:49 PM

Page 64 

© 2005 Mitchell Repair Information Company, LLC. 

 

 

 

 

 

 

 

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