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Vehicle Wiring Details for your
2004 -2005 Acura Nsx Wiring Diagram
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Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2004 -2005 Acura Nsx . This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. Please be sure to test all of your wires with a digital multimeter before making any connections. More information on using a multimeter and testing wires please see our Technical Support Area.

 PART   COLOR  LOCATION
 12 VOLT CONSTANT   WHITE (+) and WHITE/BLACK (+)   IGNITION SWITCH HARNESS
 STARTER  BLACK/WHITE (+)  IGNITION SWITCH HARNESS
 STARTER 2  N/A  
 IGNITION 1  BLACK/YELLOW (+)  IGNITION SWITCH HARNESS
 IGNITION 2  N/A  
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  BLUE/WHITE to WHITE (+) or YELLOW (+)  IGNITION SWITCH HARNESS
 ACCESSORY/HEATER BLOWER 2  WHITE/RED (+)  
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  RED/YELLOW (-)  @ SECU, 22-PIN Plug, Pin 6 See NOTE *1
 PARKING LIGHTS ( + )  RED/BLACK (+)  IN DRIVERS KICK PANEL or at KEYLESS ENTRY MODULE, Pin 5 See NOTE *2
 POWER LOCK  GREEN/WHITE (Negative (-))  IN DRIVERS KICK PANEL or at KEYLESS ENTRY MODULE, Pin 15 See NOTE *2
 POWER UNLOCK  GREEN/RED to WHITE/YELLOW (Negative (-))  IN DRIVERS KICK PANEL or at KEYLESS ENTRY MODULE, Pin 14 See NOTE *2
 DOOR TRIGGER  GREEN/BLUE (-) and GREEN/RED (Passenger) (-) Use both wires See NOTE *3  @ SCU, 16-Pin Plug, Pins 13 and 12 Seee NOTE *1
 DOMELIGHT SUPERVISION  BLACK/WHITE (-) Requires #R30-H Relay  IN DRIVERS KICK PANEL or KEYLESS ENTRY MODULE, Pin 3 See NOTE *2
 TRUNK RELEASE  WHITE/BLACK (+) Requires #R30-H Relay  IN DRIVERS KICK PANEL, BLUE Plug
 SLIDING POWER DOOR  N/A  
 HORN  LIGHT GREEN/WHITE (-)  @ STEERING COLUMN HARNESS or KEYLESS ENTRY MODULE, Pin 4 See NOTE *2
 TACH  GREEN  @ INSTRUMENT CLUSTER, Left Plug, Pin 17 See NOTE *5
 WAIT TO START LIGHT  N/A  
 BRAKE  GREEN/WHITE (+)  @ SWITCH ABOVE BRAKE PEDAL
 FACTORY ALARM DISARM   BLUE to GREEN/YELLOW (-) See NOTE *4  IN DRIVERS KICK PANEL or SCU, 16-Pin Plug, Pin 14 See NOTE *1
 ANTI-THEFT  TRANSPONDER ANTI-THEFT SYSTEM, REQUIRES 791 BYPASS MODULE AND EXTRA IGNITION KEY  TRANSPONDER @ IGNITION SWITCH TUMBLER
 EXTRA INFORMATION
 NOTE *1 the SCU (Security Control Unit) is located BEHIND the GLOVE BOX NOTE *2 the KEYLESS ENTRY MODULE is located BEHIND the GLOVE BOX. NOTE *3 the DRIVERS DOOR is a GREEN/BLUE (-) at the SCU Module and the PASSENGER DOOR (-) at the SCU Module, when connecting to an ALARM SYSTEM us both wires and DIODE ISOLATE See DIAGRAM NOTE *4 this wire will only test while turning the Key in the DRIVERS DOOR KEY CYLINDER to UNLOCK. NOTE *5 the TACH wire can also be found at the TACH TEST CONNECTOR on the PASSENGER sode of the ENGINE COMPARTMENT.


 
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