PAC - AP4-FD21 - ***Serialized*** AmpPRO for Select 2010-2017 Ford (Sony) Vehicles. Audio Output Interface for Vehicles with Digital Audio System.

DESCRIPTION

• OEM audio integration module for Ford vehicles equipped with the Sony premium digital audio system.

• Provides a clean, low-noise RCA pre-amp output from the factory head unit.

• Retains the stock infotainment system, including all alerts, prompts, and OEM control functions.

• Serialized R-series hardware ensures model-year specific digital audio compatibility.

FEATURES

• Converts the factory Sony digital audio signal into Front + Rear low-level RCA outputs suitable for amplifiers or DSP processors.

• Maintains:

  • Steering wheel audio controls

  • Bluetooth® audio & phone

  • Factory bass/treble/FADE/BAL settings

  • Navigation & safety chimes

• No line output converter or speaker summing required.

• Provides +12V remote amplifier turn-on output.

• Fully reversible — does not require cutting any OEM wiring.

FUNCTIONAL APPLICATIONS

• Add a subwoofer amplifier while retaining the factory source unit.

• Feed a DSP for full tuning / staging / time alignment upgrades.

• Fully re-amplify all factory speaker zones with aftermarket amplifiers.

• Supports OEM+ upgrade installs where factory appearance is maintained.

SPECIFICATIONS

• Input Type: Sony Digital Audio Stream

• Output Type: RCA Low-Level (Front L/R + Rear L/R)

• Output Voltage: Up to ~5V (configuration dependent)

• Trigger Output: +12V amplifier turn-on lead

• System Compatibility: Sony-amplified Ford platforms only

INSTALLATION NOTES

• Installs at the factory amplifier location, not at the radio.

• Most Sony systems integrate Active Noise Cancellation (ANC) — disable ANC if subwoofer feedback occurs.

• For amp bypass / re-amplification return paths, use PAC APH-FD01 T-Harness (optional).

FITMENT

• 2010–2017 Ford vehicles equipped with the Sony premium amplified system, including (trim/year dependent):

  • F-150

  • Mustang

  • Explorer

  • Edge

  • Flex

  • Fusion

• Fitment is confirmed by verifying Sony amplifier presence and digital signal path, not screen size alone.

INCLUDES

• AP4-FD21 (Serialized) Module

• Vehicle-specific harness

• Remote turn-on lead

• Setup / configuration documentation