Nissan Qashqai (2007-2010). Manual — part 1964

AV-114

< COMPONENT DIAGNOSIS >

[AUDIO WITH NAVIGATION]

STEERING SWITCH SIGNAL A CIRCUIT

STEERING SWITCH SIGNAL A CIRCUIT

Description

INFOID:0000000000947120

Transmits the steering switch signal to audio unit.

Diagnosis Procedure

INFOID:0000000000947121

1.

CHECK STEERING SWITCH SIGNAL A CIRCUIT

1.

Disconnect audio unit connector and spiral cable connector.

2.

Check continuity between audio unit harness connector terminal 6 and spiral cable harness connector ter-
minal 24.

3.

Check continuity between audio unit harness connector terminals 6 and ground.

Is inspection result OK?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK SPIRAL CABLE

Check spiral cable.

Is inspection result OK?

YES

>> GO TO 3.

NO

>> Replace spiral cable.

3.

CHECK AUDIO UNIT VOLTAGE

1.

Connect audio unit connector and spiral cable connector.

2.

Turn ignition switch ON.

3.

Check voltage between audio unit harness connector terminals 6 and 15.

Is inspection result OK?

YES

>> GO TO 4.

NO

>> Replace audio unit.

4.

CHECK STEERING SWITCH

1.

Turn ignition switch OFF.

2.

Check steering switch. Refer to

AV-114, "Component Inspection"

.

Is inspection result OK?

YES

>> INSPECTION END

NO

>> Replace steering switch.

Component Inspection

INFOID:0000000000947122

Measure the resistance between the steering switch connector terminals 20 to 17 and 16 to 17.

6 - 24

: Continuity should exist.

6 - Ground

: Continuity should not exist.

6 - 15

: Approx. 5 V

AV

STEERING SWITCH SIGNAL A CIRCUIT

AV-115

< COMPONENT DIAGNOSIS >

[AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Standard

Between terminals 20 and
17

ENTER switch ON

: 990 – 1030

Ω

MENU DOWN switch ON

: 324 – 336

Ω

MENU UP switch ON

: 108 – 112

Ω

SOURCE switch ON

: 0

Ω

Between terminals 16 and
17

switch ON

: 990 – 1030

Ω

switch ON

: 324 – 336

Ω

VOL UP switch ON

: 108 – 112

Ω

VOL DOWN switch ON

: 0

Ω

JPNIA0166GB

AV-116

< COMPONENT DIAGNOSIS >

[AUDIO WITH NAVIGATION]

STEERING SWITCH SIGNAL B CIRCUIT

STEERING SWITCH SIGNAL B CIRCUIT

Description

INFOID:0000000000955225

Transmits the steering switch signal to audio unit.

Diagnosis Procedure

INFOID:0000000000947124

1.

CHECK STEERING SWITCH SIGNAL B CIRCUIT

1.

Disconnect audio unit connector and spiral cable connector.

2.

Check continuity between audio unit harness connector terminal 16 and spiral cable harness connector
terminal 32.

3.

Check continuity between audio unit harness connector terminal 16 and ground.

Is inspection result OK?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK SPIRAL CABLE

Check spiral cable.

Is inspection result OK?

YES

>> GO TO 3.

NO

>> Replace spiral cable.

3.

CHECK AUDIO UNIT VOLTAGE

1.

Connect audio unit connector and spiral cable connector.

2.

Turn ignition switch ON.

3.

Check voltage between audio unit harness connector terminals 16 and 15.

Is inspection result OK?

YES

>> GO TO 4.

NO

>> Replace audio unit.

4.

CHECK STEERING SWITCH

1.

Turn ignition switch OFF.

2.

Check steering switch. Refer to

AV-116, "Component Inspection"

.

Is inspection result OK?

YES

>> INSPECTION END

NO

>> Replace steering switch.

Component Inspection

INFOID:0000000000955226

Measure the resistance between the steering switch connector terminals 20 to 17 and 16 to 17.

16 - 32

: Continuity should exist.

16 - Ground

: Continuity should not exist.

16 - 15

: Approx. 5 V

AV

STEERING SWITCH SIGNAL B CIRCUIT

AV-117

< COMPONENT DIAGNOSIS >

[AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

Standard

Between terminals 20 and
17

ENTER switch ON

: 990 – 1030

Ω

MENU DOWN switch ON

: 324 – 336

Ω

MENU UP switch ON

: 108 – 112

Ω

SOURCE switch ON

: 0

Ω

Between terminals 16 and
17

switch ON

: 990 – 1030

Ω

switch ON

: 324 – 336

Ω

VOL UP switch ON

: 108 – 112

Ω

VOL DOWN switch ON

: 0

Ω

JPNIA0166GB