Nissan Qashqai J11. Manual - part 489

 

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Nissan Qashqai J11. Manual - part 489

 

 

EC9-112

< ECU DIAGNOSIS INFORMATION >

[R9M]

DC/DC CONVERTER

DC/DC CONVERTER

Reference Value

INFOID:0000000010309010

TERMINAL LAYOUT

PHYSICAL VALUES

NOTE:
• DC/DC converter is located behind the glove upper box assembly. For this inspection, remove passenger

side instrument lower panel.

• Specification data are reference values and are measured between each terminal and ground.
• Pulse signal is measured by CONSULT.

JSBIA5036GB

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

Signal name

Input/

Output

1

(LG)

2

(B)

Power supply input 1

Input

[Ignition switch: OFF]

9 - 13 V

2

(B)

Ground

3

(L)

2

(B)

Power supply input 2

Input

[Ignition switch: OFF]

9 - 13 V

4

(G)

2

(B)

Power supply output 1

Output

[Stop/start system operate]
• While cranking of restart

12 V

Except above

9 - 13 V

6

(W)

2

(B)

Power supply output 2

Output

[Stop/start system operate]
• While cranking of restart

12 V

Except above

9 - 13 V

7

(SB)

2

(B)

Engine communication line

Input/

Output

[Ignition switch: ON]

 0 - 12 V

9

(LG)

2

(B)

Voltage stabilizer signal

Input

[Stop/start system operates]
• While cranking of restart

 Less than 2 V

Except above

Battery voltage

JPBIA4273ZZ

JSBIA5055GB

DC/DC CONVERTER

EC9-113

< ECU DIAGNOSIS INFORMATION >

[R9M]

C

D

E

F

G

H

I

J

K

L

M

A

EC9

N

P

O

: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)

10

(R)

2

(B)

Ignition signal

Input

[Ignition switch: ON]

9 - 13 V

[Ignition switch: OFF]

0 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

Signal name

Input/

Output

EC9-114

< WIRING DIAGRAM >

[R9M]

ENGINE CONTROL SYSTEM

WIRING DIAGRAM

ENGINE CONTROL SYSTEM

Wiring Diagram

INFOID:0000000010309011

JRBWC6848GB

ENGINE CONTROL SYSTEM

EC9-115

< WIRING DIAGRAM >

[R9M]

C

D

E

F

G

H

I

J

K

L

M

A

EC9

N

P

O

JRBWC5933GB

 

 

 

 

 

 

 

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