Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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VDC(diag)-15 Control Module I/O Signal VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS) Contents Terminal No. (+) — (–) Input/Output signal Measured value and measuring conditions Power supply 28 — 25 10 — 15 V when the ignition switch is ON. ABS wheel speed Front LH wheel Power supply 26 — 25 4.5 — 16.5 V Signal 1 5.9 — 16.8 mA: Rectangle waveform Front RH wheel Power supply 5 — 25 4.5 — 16.5 V Signal 6 5.9 — 16.8 mA: Rectangle waveform Rear LH wheel Power supply 2 — 25 4.5 — 16.5 V Signal 27 5.9 — 16.8 mA: Rectangle waveform Rear RH wheel Power supply 3 — 25 4.5 — 16.5 V Signal 4 5.9 — 16.8 mA: Rectangle waveform CAN communication line (+) 35 2.5 — 1.5 V pulse signal CAN communication line (–) 10 3.5 — 2.5 V pulse signal Valve relay power supply 24 — 25 10 — 15 V when the ignition switch is ON. Motor relay power supply 23 — 22 10 — 15 V when the ignition switch is ON. Stop light switch 30 — 25 1.5 V or less when the stop light is OFF; otherwise, 10 — 15 V when the stop light is ON. Subaru Select Monitor 7 — 25 0 ←→ 12 V pulse (in communication) Vehicle speed output signal 33 0 ←→ 5 V pulse VDC OFF switch 31 — 25 1 Ω or less when the switch is ON; 1 MΩ or more when the switch is OFF. Ground 25 — |