Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Power Amplifier
2016 Subaru Legacy 2.5iSECTION Power Amplifier
| Terminal No. | Contents | Details | ||||
|---|---|---|---|---|---|---|
| (B316) No. 1 | +B | Battery power supply | ||||
| (B316) No. 2 | NC | Not connected | ||||
| (B316) No. 3 | NC | Not connected | ||||
| (B316) No. 4 | NC | Not connected | ||||
| (B316) No. 5 | NC | Not connected | ||||
| (B316) No. 6 | NC | Not connected | ||||
| (B316) No. 7 | NC | Not connected | ||||
| (B316) No. 8 | WF+ | Sub woofer positive | ||||
| (B316) No. 9 | TWR+ | Instrument panel right side speaker positive | ||||
| (B316) No. 10 | CTR+ | Instrument panel center speaker positive | ||||
| (B316) No. 11 | FL+ | Left side front door speaker positive | ||||
| (B316) No. 12 | FR+ | Right side front door speaker positive | ||||
| (B316) No. 13 | TWL+ | Instrument panel left side speaker positive | ||||
| (B316) No. 14 | RL+ | Left side rear door speaker positive | ||||
| (B316) No. 15 | RR+ | Right side rear door speaker positive | ||||
| (B316) No. 16 | +B2 | Battery power supply | ||||
| (B316) No. 17 | NC | Not connected | ||||
| (B316) No. 18 | GND2 | Ground | ||||
| (B316) No. 19 | NC | Not connected | ||||
| (B316) No. 20 | NC | Not connected | ||||
| (B316) No. 21 | NC | Not connected | ||||
| (B316) No. 22 | NC | Not connected | ||||
| (B316) No. 23 | WF- | Sub woofer negative | ||||
| (B316) No. 24 | TWR- | Instrument panel right side speaker negative | ||||
| (B316) No. 25 | CTR- | Instrument panel center speaker negative | ||||
| (B316) No. 26 | FL- | Left side front door speaker negative | ||||
| (B316) No. 25 | FR- | Right side front door speaker negative | ||||
| (B316) No. 28 | TWL- | Instrument panel left side speaker negative | ||||
| (B316) No. 29 | RL- | Left side rear door speaker negative | ||||
| (B316) No. 30 | RR- | Right side rear door speaker negative | ||||
| (i262) No. 1 | MUTE | MUTE | ||||
| (i262) No. 2 | L- | Left channel negative input | ||||
| (i262) No. 3 | L+ | Left channel positive input | ||||
| (i262) No. 4 | R- | Right channel negative input | ||||
| (i262) No. 5 | R+ | Right channel positive input | ||||
| (i262) No. 6 | SLD | Shield | ||||
| (i262) No. 7 | TX- | Transmitter negative | ||||
| (i262) No. 8 | TX+ | Transmitter positive | ||||
| (i262) No. 9 | EQ | CHG Equalizer select (change)(1) | ||||
| (i262) No. 10 | L/RHD-SEL | Equalizer select (change)(2) | ||||
| (i262) No. 11 | SPEED | Vehicle speed pulse | ||||
| (i262) No. 12 | ACC | ACC power supply | ||||
| (i262) No. 13 | NC | Not connected | ||||
| (i262) No. 14 | II1- | Interrupt information negative | ||||
| (i262) No. 15 | II1+ | Interrupt information positive | ||||
| (i262) No. 16 | NC | Not connected | ||||
| (i262) No. 17 | NC | Not connected | ||||
| (i262) No. 18 | SLD2 | Shield | ||||
| (i262) No. 19 | NC | Not connected | ||||
| (i262) No. 20 | NC | Not connected | ||||
| (i262) No. 21 | NMUTE | Navigation mute (not used) | ||||
| (i262) No. 22 | NC | Not connected | ||||
| (i262) No. 23 | NC | Not connected | ||||
| (i262) No. 24 | TMUTE | Telephone mute (not used) | ||||
|
NOTE:
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RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.