4Runner Audio Builder
2014 Toyota 4Runner SR5 · non-JBL base system. Build it, see it wired, catch the mismatches.
Presets:
Goldilocks
Loudness-max
Sound quality
Budget starter
Head unit
Signal interface
Amplifier
Subwoofer
Enclosure
Front speakers
Sound deadening
Sub power (RMS)
—
Bass tuning
—
Est. parts total
—
power
signal
speaker
4Runner audio wiring schematic
Battery and fuse feed power to a power block and on to the amp(s). The head unit sends a high-level stereo signal to the signal processor, which outputs line-level RCA to the amplifier. The amp feeds four door speakers and the subwoofer.