Acura RL. Manual - part 305

5. Remove the cable reel (see CABLE REEL REPLACEMENT ).  

6. Check for continuity between the cable reel 20P connector terminal No. 15 and body ground. 

Fig. 395: Checking Continuity Between Cable Reel 20P Connector Terminal No. 15 And Body 
Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Go to step 7. 

NO - Repair open in the wire between the cable reel 20P connector terminal No. 15 and ground (G501), 
or repair poor ground (G501). 

7. Check for continuity between the cable reel 20P connector terminal No. 5 and body ground. 

Fig. 396: Checking Continuity Between Cable Reel 20P Connector Terminal No. 5 And Body 
Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Repair short to body ground in the wire between the cable reel 20P connector terminal No. 5 and 
PCM connector terminal D17. 

 

2007 Acura RL 

2005-08 TRANSMISSION Automatic Transmission - RL

  

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NO - Go to step 8. 

8. Turn the ignition switch to ON (II), and shift to M.  

9. Measure the voltage between the cable reel 20P connector terminals No. 5 and No. 15. 

Fig. 397: Measuring Voltage Between Cable Reel 20P Connector Terminals No. 5 And No. 15 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there battery voltage?  

YES - Replace the cable reel (see CABLE REEL REPLACEMENT ). 

NO - Go to step 10. 

10. Measure the voltage between the PCM connector terminal D17 and body ground. 

Fig. 398: Measuring Voltage Between PCM Connector Terminal D17 And Body Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there battery voltage?  

YES - Repair open in the wire between the PCM connector terminal D17 and the cable reel 20P 
connector. 

NO - Check for loose or poor connections at the PCM connector terminal D17. If the connection is OK, 

 

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2005-08 TRANSMISSION Automatic Transmission - RL

  

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substitute a known-good PCM (see SUBSTITUTING THE PCM ) and recheck. 

PADDLE SHIFTER - (DOWNSHIFT SWITCH) CIRCUIT TROUBLESHOOTING 

SRS components are located in this area. Review the SRS component locations (see COMPONENT 
LOCATION INDEX ) and the precautions and procedures (see PRECAUTIONS AND PROCEDURES ) in 
the SRS before doing repairs or service. 

1. Remove the steering wheel (see STEERING WHEEL REMOVAL ).  

2. Check for continuity between the steering wheel switch harness 20P connector terminals No. 16 and No. 

7 while pressing the paddle shifter - (downshift switch) and when the shifter is released. 

Fig. 399: Checking Continuity Between Steering Wheel Switch Harness 20P Connector Terminals 
No. 16 And No. 7 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity while pressing the paddle shifter - and no continuity when the shifter is released?  

YES - Go to step 5. 

NO - Go to step 3. 

3. Disconnect the paddle shifter - (downshift switch) connector.  

4. Check for continuity between the paddle shifter - (downshift switch) connector terminals No. 1 and No. 2 

while pressing the shifter and when the shifter is released. 

 

2007 Acura RL 

2005-08 TRANSMISSION Automatic Transmission - RL

  

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© 2005 Mitchell Repair Information Company, LLC. 

Fig. 400: Checking Continuity Between Paddle Shifter - (Downshift Switch) Connector Terminals 
No. 1 And 2 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity while pressing the paddle shifter - and no continuity when the shifter is released?  

YES - Replace the steering wheel switch harness. 

NO - Replace the paddle shifter - (downshift switch) (see PADDLE SHIFTER - (DOWNSHIFT 
SWITCH) REPLACEMENT ). 

5. Remove the cable reel (see CABLE REEL REPLACEMENT ).  

6. Check for continuity between the cable reel 20P connector terminal No. 15 and body ground. 

Fig. 401: Checking Continuity Between Cable Reel 20P Connector Terminal No. 15 And Body 
Ground 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

Is there continuity?  

YES - Go to step 7. 

NO - Repair open in the wire between the cable reel 20P connector terminal No. 15 and ground (G501), 
or repair poor ground (G501). 

 

2007 Acura RL 

2005-08 TRANSMISSION Automatic Transmission - RL

  

me 

 

Friday, June 05, 2009 1:18:16 PM

Page 394 

© 2005 Mitchell Repair Information Company, LLC.