PAC RP4.2-TY13 Manual Download Page 4

Radio Replacement and 

Steering Wheel Control Interface 

for Select Toyota Vehicles

RP4.2-TY13

 © 2022 AAMP Global. All rights reserved. PAC is a Power Brand of AAMP Global.

PAC-audio.com

Pacific Accessory Corporation

Page 4

Rev: V3

Date:032222

Steering Wheel Controls (cont.)

Alpine

JVC

Kenwood / 

Lightning Audio

Clarion / 

Nakamichi

2-Wire 

Resistive

Pioneer

Other *

Sony

Fusion

1

2

Volume -

Volume -

Volume -

Volume -

Volume -

Volume -

Volume -

Volume -

3

Mute

Mute

Mute

Mute

Mute

Mute

Mute

Mute

4

Source

Source

Source

Source

5

Preset -

Track +

Play

Preset -

Preset -

Preset -

Track +

6

Source

Track -

Track +

Search -

Source

Source

Source / End Call

Track -

7

Track +

Band / Disc +

Track -

Band

Track +

Track +

Track +

Audio

8

Track -

Preset / Disc -

Disc / FM +

Send / End

Track -

Track -

Track -

Power

9

Power

Select

Disc / AM -

Send 

Band

Band

Band

10

Enter / Play

Attenuation

Answer

End

Phone Menu Answer **

Power / End Call

11

Band / Program Phone Receive

Voice Dial

VR

Answer Call

End **

Voice Dial / Answer / End Call

12

Receive

Phone Reject

On Hook

End Call

PTT **

VR (Android Auto & Car Play) 

Answer / End Call***

13

End

Voice Dial

Off Hook

VR

14

VR

Power

Mute

15

No specific  

programming 

order. Please 

refer to the 

owners manual 

of your particular 

radio for 

programming 

instructions..

* Advent, Boyo, Dual, Lightning Audio, Jensen, Rockford Fosgate & Visteon     ** Jensen & Advent ONLY     ***

 

XAV-AX100 Only

Please Note: On any entry with multiple commands, the commands shown are source dependent.

Optional Programming Order

5. 

If you come across a function in the chart that your steering wheel does not have, or you do not want to program, press and 

release the program button on the side of the interface to skip that function. 

6. 

Once programming is completed, wait seven seconds. The LED will flash three times indicating end of programming.

7. 

Test the interface for proper functionality. Whenever a SWC is pressed the LED on the interface should blink. If any function 

does not work, repeat the programming steps.

SWC Re-Calibration Procedure

1.  Turn the key to the ignition position.

2. 

Press and hold the programming button until the LED begins blinking amber. 

When the LED begins blinking, release the programming button. The LED will 

light solid amber. 

3.  Within 7 seconds, press  and hold the button that is to be learned on the steering 

wheel. The LED will turn off when the button is pressed and begin blinking when 

the value has been learned. Once the LED begins blinking, release the button. 

Please Note: the buttons must be calibrated in the order shown in the chart. 

If you press the wrong button the LED will not respond at all.

4.  If you need to program more buttons, repeat step 3 for each additional audio 

function on the steering wheel.

5. 

If you come across a function in the chart that your steering wheel does not 

have, press and release the program button on the side of the interface to skip 

that function. 

6. 

Once  programming  is  completed,  wait  seven  seconds.  The  LED  will  flash  

indicating end of programming.

7.  Test the interface for proper functionality. Whenever a SWC is pressed the 

LED on the interface should blink. If any function does not work, repeat the 

programming steps.

After you have re-calibrated the SWC buttons, the default SWC button assignments will be the same as what is listed in the 

chart on page 3. If you wish to re-assign button functions you must also go through the programming listed above (Optional 

SWC Programing Procedure).

Optional SWC Programming Procedure

1.  Turn the key to the ignition position.

2. 

Press and release programming button on the side of the interface. The Status LED will turn green.

3. 

Within 7 seconds, press the button that is to be learned on the steering wheel. The LED will turn red when the button is pressed. 

At this point you have two options:

A. For short press functionality: 

Release the button within 1.5 seconds. The LED will turn back on. 

B. For long press functionality: 

Hold the button until the LED starts blinking. Release the button and the LED will  

 

go back to solid.

4.  If you need to program more buttons, repeat step 3 for each additional audio function on the steering wheel.

Re-Calibration Programming Order

Volume Up
Volume Down
Seek Up
Seek Down

Mode

Voice
Phone Answer
Phone Hang Up

Summary of Contents for RP4.2-TY13

Page 1: ...Entertainment 3 Speaker fading on factory amplified systems is only supported with the amplified output connection of the RP4 2 TY13 4 When using real time fade if the fader setting is biased more to...

Page 2: ...ot Used 1 Set the Radio Select DIP switches according to the radio you are installing 2 Wire the aftermarket radio to the RP4 2 TY13 Interface 4 harness according to the wiring connections chart on th...

Page 3: ...ll flash off and on confirming that you have successfully skipped that function and are ready to proceed to the next one Short Press Long Press Dual Command Functionality This feature allows you to as...

Page 4: ...cedure 1 Turn the key to the ignition position 2 Press and hold the programming button until the LED begins blinking amber When the LED begins blinking release the programming button The LED will ligh...

Page 5: ...the SWC are not functioning properly you may need to reset the interface or follow the re calibration procedure above 7 The LED and radio will turn off when the ignition is turned off Restoring Factor...

Page 6: ...n the module will default all values back to middle RadioPRO App cont Firmware Updates The RadioPRO app will also allow you to update the interface with new firmware as it becomes available Please vis...

Page 7: ...ts in material or workmanship This warranty does not cover installation expenses Attempting to service or modify our products or operate them outside their recommended usage will render this WARRANTY...

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