PAC AP4-TY11 Instructions Manual Download Page 2

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PAC-audio.com

Pacific Accessory Corporation

Page 2

Rev: V2

Date:032718

Advanced Amplifier Interface 

for Toyota / Lexus

AP4-TY11

Vehicle Connections Chart

The connections chart provides the information necessary to retain the voice prompts and navigation audio along with details 

of where to find the factory amplifier, and in some cases, location of the factory navigation module. In vehicles with navigation  

and / or a voice button on the steering wheel, locate your vehicle on this chart to determine which config you will use. If the 

vehicle does not have the voice button on the steering wheel and it does not have navigation, this information will not pertain to 

the installation.  

Use the chart to determine which Configuration to use, and the location of the amplifier and navigation module (when 

applicable). Under the "Config Type" column, if it is listed as "A" it is config type A, "B" is config type "B" and Config type C is 

listed as the 3 possible versions.  "C v1" is config type C version 1, "C v2" is config. type C version 2, and "C v3" is config C 

version 3.  See the appropriate section covered on pages 5 thru 8 regarding the connections covered in the chart.  If there is 

an N / A listed for the vehicle, the information in that column does not pertain to your vehicle. The "Nav Input Audio" and "Nav 

Output Audio" information describes the wiring and connector found at the navigation module.

Toyota

Model

Years

Config Type

OEM Amp Location

Nav Module Location

Nav Input Audio

Nav Output Audio

4Runner

2003 - 2005 

*

C v3

Behind Right Rear Side 

Panel in Rear Cargo Area

Over Right Rear Tire Well 

In Rear Cargo Area

18 Pin Connector        

Pin 1 (+) Light Green   

Pin 10 (-) Blue

18 Pin Connector 

Pin 2 (+) Light Green   

Pin 11 (-) Blue

4Runner

2006 - 2013

A

Behind Right Rear Side 

Panel in Rear Cargo Area

N / A

N / A

N / A

Avalon

2005 - 2007

C v3

Under Front Right Seat

Left Side of Luggage 

Compartment

18 Pin Connector        

Pin 1 (+) Gray              

Pin 10 (-) Yellow

18 Pin Connector       

Pin 2 (+) Pink          

Pin 11 (-) Violet

Avalon

2008 - 2010

Non Nav: A 

Nav: C v3

Under Front Right Seat

Left Side of Luggage 

Compartment

18 Pin Connector        

Pin 1 (+) Gray              

Pin 10 (-) Yellow

18 Pin Connector       

Pin 2 (+) Pink          

Pin 11 (-) Violet

Avalon

2011 - 2012

A

Under Front Right Seat

N / A

N / A

N / A

Avalon

2013 - 2014

B

Under Front Left Seat

N / A

N / A

N / A

Camry

2007 - 2011

A

Under Front Right Seat

N / A

N / A

N / A

Camry

2012 - 2014

B

Under Front Left Seat

N / A

N / A

N / A

Corolla

2005 - 2008

N / A

Under Front Right Seat

N / A

N / A

N / A

Corolla

2009 - 2011

A

Under Front Right Seat

N / A

N / A

N / A

FJ Cruiser

2011 - 2014

A

Behind Right Rear Side 

Panel in Rear Cargo Area

N / A

N / A

N / A

Highlander

2008 - 2010

A

Under Front Right Seat

N / A

N / A

N / A

Highlander  2011 - 2013 **

Radio and 

Display: B      

All Others: A

Under Front Right Seat

N / A

N / A

N / A

Prius

2004 - 2005

C v1

Under Front Right Seat

N / A

N / A

Pin 22 (+) White    

Pin 21 (-) Black

Prius

2006- 2009

C v2

Under Front Right Seat

N / A

N / A

Pin 25 (+) Green   

Pin 26 (-) Red

Prius

2010 - 2011

A

Under Front Right Seat

N / A

N / A

N / A

Prius

2012 - 2015

B

Under Front Right Seat

N / A

N / A

N / A

Rav4

2004 - 2006

N / A

Behind Right Rear Side 

Panel in Rear Cargo Area

N / A

N / A

N / A

Summary of Contents for AP4-TY11

Page 1: ... or center channel RX Series Lexus are always amplified regardless if they do or do not have a center channel or subwoofer Always check PAC audio com for radio specific compatibility notes based on the year make and model of the vehicle 2 Voice activation navigation prompt audio requires the AP4 TY11 harness to be connected for the proper configuration for the vehicle See the Vehicle Connections C...

Page 2: ...on module Toyota Model Years Config Type OEM Amp Location Nav Module Location Nav Input Audio Nav Output Audio 4Runner 2003 2005 C v3 Behind Right Rear Side Panel in Rear Cargo Area Over Right Rear Tire Well In Rear Cargo Area 18 Pin Connector Pin 1 Light Green Pin 10 Blue 18 Pin Connector Pin 2 Light Green Pin 11 Blue 4Runner 2006 2013 A Behind Right Rear Side Panel in Rear Cargo Area N A N A N A...

Page 3: ...N A N A Tundra 2007 2013 A Under Front Right Seat N A N A N A Venza 2009 2012 A Under Front Left Seat N A N A N A Venza 2013 B Under Front Left Seat N A N A N A VR Nav Trigger wire is in the 18 Pin Navigation connector in Pin 15 and is Violet White If the radio only has provisions for one of the 20 Pin connectors from the AP4 TY11 harness it is Config A if it has provisions for both 20 Pin connect...

Page 4: ...HS250h 2010 2012 A Under Front Right Seat N A N A N A IS250 IS350 2006 2009 C v1 Behind Right Side Panel of Luggage Compartment N A N A Pin 22 Yellow Pin 21 Brown IS250 IS350 2010 2013 A Behind Right Side Panel of Luggage Compartment N A N A N A IS250C IS350C 2010 2015 A Behind Right Side Panel of Luggage Compartment N A N A N A IS F 2008 2009 C v1 Behind Right Side Panel of Luggage Compartment N ...

Page 5: ... 2 3 4 ON Two Channel Mode 5v 4v Preout Not Used Not Used 1 2 3 4 Set DIP switches to the ON position to activate the corresponding features Set DIP switches to the OFF position for any features that are not desired Module Layout LED 1 Interface Connector 1 Expansion Port TOSLINK Output APA TOS1 sold separately Programming Button Feature Select DIP switches Front Output Ch 1 L and 2 R Non Fading L...

Page 6: ...eled B to the 2 pin connector labeled To Amp PRO See Config B diagram above The Brown Mute Input from Navigation wire from the AP4 TY11 harness will not be used for this configuration To Amp PRO B Pin 16 Audio Lead Pin 17 Audio Lead Factory Connector Viewed from Pin Side Config B 16 17 20 9 19 18 15 14 13 12 11 8 7 6 5 4 3 2 10 1 Configuration C This configuration requires manually wiring the harn...

Page 7: ...ule It is recommended to use an amplifier that provides 150 watts or less so that the factory navigation module is not damaged due to excessive heat If the front speaker output is in excess of 150 watts use Method 2 or Method 3 instead Method 1 may require running a wire from the AP4 TY11 harness brown wire labeled Mute Input From Navigation to a wire at the navigation module Most applications do ...

Page 8: ...re running a wire from the AP4 TY11 harness brown wire labeled Mute Input From Navigation to a wire at the navigation module It also requires cutting the audio input and output wires at the navigation module and insulating the input wires that lead back to the factory amp to prevent shorting them out Extend a speaker wire from the navigation audio output wires to an Config C Version 3 Method 2 con...

Page 9: ...e minimum volume using the programming button 1 Start with the level control knob turned all the way down counter clockwise 2 Set the amp gains to the desired level 3 Set the volume on the factory radio to 1 4 Press the programming button on the side of the interface twice 5 LED 1 will turn amber and the chimes will begin sounding every five seconds 6 Turn the level control knob clockwise until th...

Page 10: ...sition to lower the output voltage of the AP4 to 4v If you still hear the hiss lower your amp gains until the hiss is gone 2 Low volume setting on radio is too loud Set minimum volume using process outlined in Setup and Configuration or using the AmpPRO application 3 Cannot hear beeps when pressing buttons on the radio Set the beep volume using process outlined in Setup and Configuration or using ...

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