Acura RL. Manual - part 603

7. Reset the power window control unit (see RESETTING THE POWER WINDOW CONTROL 

UNIT ).  

LEFT REAR POWER WINDOW SWITCH INPUT TEST 

1. Turn the ignition switch OFF.  

2. Remove the left rear power window switch (see POWER WINDOW MASTER SWITCH 

REPLACEMENT ).  

3. Disconnect the 14P connector from the left rear power window switch. 

Fig. 15: Identifying Left Rear Power Window Switch 14P Connector 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

4. Inspect the connector and socket terminals to be sure they are all making good contact. 

Cavity Wire Test condition

Test: Desired result

not obtained

A7

BLK

Under all 
conditions

Measure the voltage to 
ground: There should be 
less than 0.5 V.



Poor ground (G506)  



An open in the wire  

A2

WHT

Under all 
conditions

Measure the voltage to 
ground: There should be 
battery voltage.



Blown No. 15 (40A) fuse in 
the under-hood fuse/relay 
box  



Blown No. 7 (10A) fuse in 
the driver's under-dash 
fuse/relay box  



Faulty driver's under-dash 
fuse/relay box  



Faulty passenger's under-
dash fuse/relay box  



An open in the wire  

A28

LT 

GRN

Front passenger's 
door open

Measure the voltage to 
ground: There should be 
less than 1 V.



Faulty front passenger's door 
switch  



An open in the wire  

Front passenger's 

door closed

Measure the voltage to 
ground: There should be 5 
V or more.



Faulty front passenger's door 
switch  



A short to ground in the wire 

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Interior Lights - RL

  

me 

 

Friday, June 05, 2009 3:31:24 PM

Page 19 

© 2005 Mitchell Repair Information Company, LLC. 



If the terminals are bent, loose or corroded, repair them as necessary and recheck the system.  



If the terminals look OK, go to step 5.  

5. With the connector still disconnected, make these input tests at the connector. 



If any test indicates a problem, find and correct the cause, then recheck the system.  



If all the input tests prove OK, the left rear power window switch must be faulty; replace it (see 
POWER WINDOW MASTER SWITCH REPLACEMENT ). 

WIRE CAVITY REFERENCE CHART 

Cavity Wire

Test condition

Test: Desired result

Possible cause if desired 

result is not obtained

6

(1)

BLK Under all conditions

Measure the voltage to 
ground: There should be less 
than 0.5 V.



Poor ground 
(G602)  



An open in the wire 

11

WHT Under all conditions

Measure the voltage to 
ground: There should be 
battery voltage.



Blown No. 15 
(40A) fuse in the 
under-hood 
fuse/relay box  



Blown No. 6 
(7.5A) fuse in the 
driver's under-dash 
fuse/relay box  



Faulty driver's 
under-dash 
fuse/relay box  



An open in the wire 

10

YEL Under all conditions

Attach to ground: The left rear 
door courtesy light should 
come on.



Faulty left rear 
door courtesy light 



An open in the wire 

12

BRN Under all conditions

Attach to ground: The left rear 
door inner handle light should 
come on.



Faulty left rear 
door inner handle 
light  



An open in the wire 

2

GRY

Driver's under-dash 
fuse/ relay box 
connector J (21P) 
disconnected.

Check for continuity between 
the No. 2 terminal and driver's 
under-dash fuse/ relay box 
connector J (21P) No. 1 
terminal: 
There should be continuity.

An open in the wire

Check for continuity to 

ground: There should be no 

continuity.

A short to ground in the 
wire

13

(1)

LT 

Left rear door open

Measure the voltage to 
ground: There should be less 
than 1 V.



Faulty left rear 
door switch  



An open in the wire 



Faulty left rear 

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Interior Lights - RL

  

me 

 

Friday, June 05, 2009 3:31:24 PM

Page 20 

© 2005 Mitchell Repair Information Company, LLC. 

RIGHT REAR POWER WINDOW SWITCH INPUT TEST 

1. Turn the ignition switch OFF.  

2. Remove the right rear power window switch (see POWER WINDOW MASTER SWITCH 

REPLACEMENT ).  

3. Disconnect the 14P connector from the right rear power window switch. 

Fig. 16: Identifying Right Rear Power Window Switch 14P Connector 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

4. Inspect the connector and socket terminals to be sure they are all making good contact. 



If the terminals are bent, loose or corroded, repair them as necessary and recheck the system.  



If the terminals look OK, go to step 5.  

5. With the connector still disconnected, make these input tests at the connector. 



If any test indicates a problem, find and correct the cause, then recheck the system.  



If all the input tests prove OK, the right rear power window switch must be faulty; replace it 
(see POWER WINDOW MASTER SWITCH REPLACEMENT ). 

WIRE CAVITY REFERENCE CHART 

BLU

Left rear door closed

Measure the voltage to 
ground: There should be 5 V 
or more.

door switch  



A short to ground 
in the wire  

(1)

Reconnect the left rear power window switch 14P connector.

Cavity Wire

Test condition

Test: Desired result

Possible cause if 

desired result is not 

obtained

6

(1)

BLK Under all conditions

Measure the voltage to 
ground: There should be less 
than 0.5 V.



Poor ground 
(G651)  



An open in the 
wire  



Blown No. 15 
(40A) fuse in the 
under-hood 
fuse/relay box  

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Interior Lights - RL

  

me 

 

Friday, June 05, 2009 3:31:24 PM

Page 21 

© 2005 Mitchell Repair Information Company, LLC. 

ROOF CONSOLE REPLACEMENT

11

WHT Under all conditions

Measure the voltage to 
ground: There should be 
battery voltage.



Blown No. 6 
(7.5A) fuse in the 
driver's under-
dash fuse/relay 
box  



Faulty driver's 
under-dash 
fuse/relay box  



Faulty passenger's 
under-dash 
fuse/relay box  



An open in the 
wire  

10

YEL Under all conditions

Attach to ground: The right 
rear door courtesy light 
should come on.



Faulty right rear 
door courtesy 
light  



An open in the 
wire  

12

BRN Under all conditions

Attach to ground: The right 
rear door inner handle light 
should come on.



Faulty right rear 
door inner handle 
light  



An open in the 
wire  

2

GRY

Driver's under-dash fuse/ 
relay box connector X 
(39P) and front 
passenger's MPCS unit 
connector A (28P) 
disconnected

Check for continuity 
between the No. 2 terminal 
and driver's under-dash fuse/ 
relay box connector X (39P) 
No. 15 terminal: There 
should be continuity.



Faulty passenger's 
under-dash 
fuse/relay box  



An open in the 
wire  

Check for continuity to 

ground: There should be no 

continuity.



Faulty passenger's 
under-dash 
fuse/relay box  



A short to ground 
in the wire  

13

()

LT 

BLU

Right rear door open

Measure the voltage to 
ground: There should be less 
than 1 V.



Faulty right rear 
door switch  



An open in the 
wire  

Right rear door closed

Measure the voltage to 
ground: There should be 5 V 
or more.



Faulty right rear 
door switch  



A short to ground 
in the wire  

(1)

Reconnect the right rear power window switch 14P connector.

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Interior Lights - RL

  

me 

 

Friday, June 05, 2009 3:31:24 PM

Page 22 

© 2005 Mitchell Repair Information Company, LLC.