Acura RL. Manual - part 405

2005-08 ACCESSORIES AND EQUIPMENT

Cruise Control - RL 

COMPONENT LOCATION INDEX 

Fig. 1: Identifying Cruise Control Components Location 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

SYMPTOM TROUBLESHOOTING INDEX

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Cruise Control - RL

  

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Cruise Control - RL

  

me 

 

Friday, June 05, 2009 3:38:58 PM

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© 2005 Mitchell Repair Information Company, LLC. 

me 

 

Friday, June 05, 2009 3:39:02 PM

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© 2005 Mitchell Repair Information Company, LLC. 

SYMPTOM TROUBLESHOOTING INDEX

Symptom

Diagnostic procedure

Also check for

Cruise control cannot be set

1. Check for PGM-FI and body DTCs.  

2. Check the No. 13 (15A) fuse in the under-

hood fuse/relay box, and the No. 18 (15A) 
fuse in the driver's under-dash fuse/relay 
box.  

3. Do the cruise control input test (see 

CRUISE CONTROL INPUT TEST ).  

4. Do the cruise control combination switch 

test (see CRUISE CONTROL 
COMBINATION SWITCH 
TEST/REPLACEMENT ).  

 

Cruise control can be set, 
but the cruise main 
indicator does not come on

1. Check for PGM-FI and body DTCs.  

2. Do the gauge control module self-

diagnostic function procedure (see SELF-
DIAGNOSTIC FUNCTION ).  

3. Do the cruise control input test (see 

CRUISE CONTROL INPUT TEST ). 
Test the cruise control main switch signal 
input.  

Faulty gauge control 
module

Vehicle does not decelerate 
or accelerate accordingly 
when the set/decel or 
resume/accel switch is 
pressed

1. Check for PGM-FI and body DTCs.  

2. Do the cruise control input test (see 

CRUISE CONTROL INPUT TEST ). 
Test the cruise control set/decel and 
resume/accel switch signal inputs.  

3. Do the cruise control combination switch 

test (see CRUISE CONTROL 
COMBINATION SWITCH 
TEST/REPLACEMENT ).  

Open circuit, loose or 
disconnected terminals:
GRN/YEL, GRY, 
YEL/WHT, or LT GRN

Set speed does not cancel 
when the brake pedal is 
pressed

1. Check for PGM-FI and body DTCs.  

2. Do the cruise control input test (see 

CRUISE CONTROL INPUT TEST ). 
Test the brake pedal position switch signal 
input.  



Short to power in 
the BRN wire  



Faulty brake 
pedal position 
switch  

Set speed does not cancel 
when the cruise control 
main switch is pressed

1. Check for PGM-FI and body DTCs.  

2. Do the cruise control input test (see 

CRUISE CONTROL INPUT TEST ). 
Test the cruise control master button 
signal input.  

3. Do the cruise control combination switch 

test (see CRUISE CONTROL 
COMBINATION SWITCH 
TEST/REPLACEMENT ).  

Short to ground in the 
BRN or PNK wire

1. Check for PGM-FI and body DTCs.  

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Cruise Control - RL

  

me 

 

Friday, June 05, 2009 3:38:58 PM

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© 2005 Mitchell Repair Information Company, LLC. 

CIRCUIT DIAGRAM 

Set speed does not cancel 
when the cancel switch is 
pressed

2. Do the cruise control input test (see 

CRUISE CONTROL INPUT TEST ). 
Test the cruise control cancel switch 
signal input.  

3. Do the cruise control combination switch 

test (see CRUISE CONTROL 
COMBINATION SWITCH 
TEST/REPLACEMENT ).  

Open circuit, loose or 
disconnected terminals:
GRN/YEL, GRY, 
YEL/WHT, or LT GRN

Set speed will not resume 
when the resume/accel 
switch is pressed (with the 
cruise control main switch 
turned on, and set speed 
temporarily canceled by 
pressing the brake pedal)

1. Check for PGM-FI and body DTCs.  

2. Check the brake pedal position switch 

adjustment (see BRAKE PEDAL AND 
BRAKE PEDAL POSITION SWITCH 
ADJUSTMENT ).  

3. Do the cruise control input test (see 

CRUISE CONTROL INPUT TEST ). 
Test the cruise control resume/accel 
switch signal input. Test the brake pedal 
position switch signal input.  

4. Do the cruise control combination switch 

test (see CRUISE CONTROL 
COMBINATION SWITCH 
TEST/REPLACEMENT ).  



Open circuit, 
loose or 
disconnected 
terminals: 
YEL/WHT or LT 
GRN  



Faulty brake 
pedal position 
switch  

With the ignition switch 
ON (II), and the lighting 
switch turned on, the cruise 
control combination switch 
illumination does not come 
on

Do the cruise control combination switch test 
(see CRUISE CONTROL COMBINATION 
SWITCH TEST/REPLACEMENT ).

 

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Cruise Control - RL

  

me 

 

Friday, June 05, 2009 3:38:58 PM

Page 3 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 2: Cruise Control Circuit Diagram 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

CRUISE CONTROL INPUT TEST 

1. Connect the HDS to the data link connector (DLC) (see step 2 on page 11-3).  

2. Turn the ignition switch ON (II).  

3. Go to , and check for DTCs.  

4. Do the following tests while monitoring parameters in the PGM-FI DATA LIST with the HDS. 

NOTE:

Intermittent failures are often caused by loose circuit connections. 

 

2007 Acura RL 

2005-08 ACCESSORIES AND EQUIPMENT Cruise Control - RL

  

me 

 

Friday, June 05, 2009 3:38:58 PM

Page 4 

© 2005 Mitchell Repair Information Company, LLC.