Acura RL. Manual - part 526

Fig. 21: Checking Continuity Between PCM Connector Terminal E2 And Body Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Go to step 74. 

NO - Repair open in the wire between the PCM (E2) and PGM-FI main relay 2 (FUEL PUMP), then 
go to step 68. 

23. Turn the ignition switch OFF.  

24. Reconnect the fuel pump control module 10P connector (see FUEL PUMP CONTROL MODULE 

REPLACEMENT ).  

25. Turn the ignition switch ON (II).  

26. Clear the DTC with the HDS.  

27. Turn the ignition switch OFF.  

28. Turn the ignition switch ON (II), and check for sound from the fuel pump within 2 seconds. 

Does the fuel pump operate?  

YES - Go to step 29. 

NO - Go to step 48. 

29. Turn the ignition switch OFF.  

30. Disconnect the fuel pump control module 10P connector.  

31. Check for continuity between fuel pump control module 10P connector terminal No. 4 and body 

ground. 

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Fuel Supply System - RL

  

me 

 

Friday, June 05, 2009 3:13:31 PM

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© 2005 Mitchell Repair Information Company, LLC. 

Fig. 22: Checking Continuity Between Fuel Pump Control Module 10P Connector Terminal No. 
4 And Body Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Go to step 32. 

NO - Go to step 35. 

32. Jump the SCS line with the HDS.  

33. Disconnect PCM connector E (31P).  

34. Check for continuity between PCM connector terminal E20 and body ground. 

Fig. 23: Checking Continuity Between PCM Connector Terminal E20 And Body Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Repair short in the wire between the PCM (E20) and the fuel pump control module, then go to 
step 68. 

NO - Go to step 74. 

35. Jump the SCS line with the HDS.  

36. Disconnect PCM connector E (31P).  

37. Connect fuel pump control module 10P connector terminal No. 4 to body ground with a jumper wire. 

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Fuel Supply System - RL

  

me 

 

Friday, June 05, 2009 3:13:31 PM

Page 18 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 24: Checking Connect Fuel Pump Control Module 10P Connector Terminal No. 4 To Body 
Ground With Jumper Wire 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

38. Check for continuity between PCM connector terminal E20 and body ground. 

Fig. 25: Checking Continuity Between PCM Connector Terminal E20 And Body Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Go to step 39. 

NO - Repair open in the wire between the PCM (E20) and the fuel pump control module, then go to 
step 68. 

39. Remove the jumper wire from the fuel pump control module 10P connector.  

40. Reconnect the fuel pump control module 10P connector and PCM connector E (31P).  

41. Turn the ignition switch ON (II).  

42. Measure voltage between PCM connector terminal E20 and body ground. 

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Fuel Supply System - RL

  

me 

 

Friday, June 05, 2009 3:13:31 PM

Page 19 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 26: Measuring Voltage Between PCM Connector Terminal E20 And Body Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there about 8 V or more?  

YES - Go to step 43. 

NO - Replace the fuel pump control module (see FUEL PUMP CONTROL MODULE 
REPLACEMENT ), then go to step 68. 

43. Turn the ignition switch OFF.  

44. Remove the rear seat cushion (see REAR SEAT REMOVAL/INSTALLATION ).  

45. Remove the access panel from the floor.  

46. Disconnect the fuel pump 5P connector.  

47. Check for continuity between fuel pump control module 10P connector terminal No. 7 and body 

ground. 

Fig. 27: Checking Continuity Between Fuel Pump Control Module 10P Connector Terminal No. 
7 And Body Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Repair short in the wire between the fuel pump control module (FP-line) and the fuel pump, 
then go to step 68. 

NO - Substitute a known-good fuel pump control module (see FUEL PUMP CONTROL MODULE 
REPLACEMENT ), then go to step 68 and recheck. If DTC P0627 is not indicated, replace the 
original fuel pump control module (see FUEL PUMP CONTROL MODULE REPLACEMENT ), 

 

2007 Acura RL 

2005-08 ENGINE PERFORMANCE Fuel Supply System - RL

  

me 

 

Friday, June 05, 2009 3:13:31 PM

Page 20 

© 2005 Mitchell Repair Information Company, LLC.