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
ground
signal
speaker
4Runner audio wiring schematic
Battery and fuse feed power across the firewall to a power block and on to the amps. The head unit feeds a signal processor, which feeds both amps. Speaker runs reach four doors and the subwoofer; grounds return to chassis.
Battery
12V, + terminal
Fuse
Power
block
Factory SR5 head unit
knobs retained
AudioControl LC2i
AccuBASS, to RCA
Rockford R2-750X5
doors · front + rear
Sub channel (5-ch)
~350W RMS to sub
Ground
to chassis
FL
Front left
JL C2-650x
FR
Front right
JL C2-650x
RL
Rear (stock)
RR
Rear (stock)
Ported side-fire box
12"
Skar SDR-12