Honda Civic manuals

Subaru Legacy Service Manual: Electrical specification

1. RADAR SENSOR

Terminal No.

Content

Measuring condition

Standard

Radar sensor LH (master)

Radar sensor RH (slave)

1 ←> Chassis ground

Private CAN H

Private CAN H

Always

1 M- or more

2 ←> Chassis ground

Master CAN H

Always

1 M- or more

3 ←> Chassis ground

4 ←> Chassis ground

Left mirror LED output

Right mirror LED output

Ignition switch OFF > ON

BSD/RCTA OFF switch OFF > ON

When indicator is ON: 2.5 — 10.5 V

When indicator is blinking: 0 ←> 2.5 — 10.5 V

When indicator is OFF: Less than 1 V

5 ←> Chassis ground

Ignition power supply

Ignition power supply

Ignition switch OFF > ON

Less than 1 V > 9 — 16 V

6 ←> Chassis ground

Private CAN L

Private CAN L

Always

1 M- or more

7 ←> Chassis ground

Master CAN L

Always

1 M- or more

8 ←> Chassis ground

BSD/RCTA OFF switch

Ignition switch ON

BSD/RCTA OFF switch OFF > ON (while pressing and holding the switch)

Less than 1 V > 9 — 16 V

9 ←> Chassis ground

10 ←> Chassis ground

GND

GND

Always

Less than 1 -

System block diagram
• BSD/RCTA system is configured by the following components.• There is a control ECM in the radar sensor main body, which performs the vehicle identification and the alert judgment control ...

Wiring diagram
Refer to “BSD/RCTA System” in the wiring diagram. Blind Spot Detection/Rear Cross Traffic Alert > WIRING DIAGRAM ...

Other materials:

General diagnostic table inspection
SymptomsPossible causeCorrective actionBrake dragDefective parking brake switchReplace.Defective parking brake harnessReplace.Defective parking brake actuatorReplace.Loose parking brake actuator and support installation boltTighten to the specified torque.Noise from brakeWorn or hardened padReplace. ...

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