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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 651 (Seat Belt Control System) >> Ecu Diagnosis Information >> Pre-Crash Seat Belt Control Unit LH >> Reference Value >> Physical Values

Physical Values

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

-

Signal name

Input/Output

1

(R)

Ground

Battery power supply

Input

--

Battery voltage

2

(B)

Ground

Brake pedal stroke sensor signal 1

Input

Brake released--> depressed

1 V - 4 V

4

(P)

Ground

CAN-L

--

--

--

6

(G)

Ground

Seat belt buckle switch LH signal

Input

Seat belt is fastened

0 V

Seat belt is unfastened

5 V

8

(W)

Ground

Local Communication Line 2

Input/Output

IGN ON

5 V

9

(GR)

Ground

Shield

--

--

--

10

(W)

Ground

Brake pedal stroke sensor power circuit

Output

IGN ON

5 V

12

(G)

Ground

Brake pedal stroke sensor signal 2

Input

Brake released--> depressed

4 V - 1 V

14

(L)

Ground

CAN-H

--

--

--

16

(B)

Ground

Local Communication Line 1

Input/Output

--

--

17

(R)

Ground

Brake pedal stroke sensor ground circuit

--

--

0 V

18

(B)

Ground

Ground

--

--

0 V

19

(W)

Ground

Motor drive battery power supply circuit

Input

--

Battery voltage

20

(B)

Ground

Motor drive ground circuit

--

--

0 V