Nissan Qashqai (2007-2010). Manual — part 1333

B2081 INITIAL NOT DONE

EXL-37

< COMPONENT DIAGNOSIS >

[XENON TYPE]

C

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EXL

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B2081 INITIAL NOT DONE

DTC Logic

INFOID:0000000001089011

DTC DETECTION LOGIC

[B2081] INITIAL NOT DONE

Diagnosis Procedure

INFOID:0000000001089012

1.

SENSOR INITIALIZE

Perform the sensor initialize.

>> Refer to

EXL-10, "SENSOR INITIALIZE : Special Repair Requirement"

.

DTC detection condition

DTC erase conditions

Possible causes

Sensor initialization is not completed.

When sensor initialization is com-
pleted

Auto levelizer control unit

EXL-38

< COMPONENT DIAGNOSIS >

[XENON TYPE]

B2082 SENSOR OUT OF RANGE

B2082 SENSOR OUT OF RANGE

DTC Logic

INFOID:0000000001089013

DTC DETECTION LOGIC

[B2082] SENSOR OUT OF RANGE

DTC CONFIRMATION PROCEDURE

1.

ERASE DTC

1.

Turn the headlamp (LO) ON.

2.

Connect the CONSULT-III.

3.

Erase DTC memory of HEADLAMP LEVELIZER with self-diagnosis of CONSULT-III.

>> GO TO 2.

2.

DTC CONFIRMATION

Perform self-diagnosis of CONSULT-III.

Is B2082 detected?

YES

>> Refer to

EXL-38, "Diagnosis Procedure"

.

NO

>> Refer to

GI-39, "Intermittent Incident"

.

Diagnosis Procedure

INFOID:0000000001089014

1.

CHECK SENSOR INITIALIZATION VALUE

1.

Turn the headlamp (LO) ON.

2.

Connect the CONSULT-III.

3.

Select "INT SEN VALUE" of HEADLAMP LEVELIZER data monitor item.

4.

Check the monitor status under unladen conditions.

*: Sensor initialize position (reference)

Is the measurement value normal?

YES

>> Replace the auto levelizer control unit.

NO

>> GO TO 2.

2.

SENSOR INITIALIZATION

Perform the sensor initialize. Refer to

EXL-10, "SENSOR INITIALIZE : Special Repair Requirement"

.

Is sensor initialize completed?

YES

>> GO TO 3.

No

>> Replace the auto levelizer control unit.

3.

ERASE DTC

Erase DTC memory of headlamp levelizer with self-diagnosis of CONSULT-III.

Is the memory erased?

YES

>> INSPECTION END

NO

>> Replace the auto levelizer control unit.

DTC detection condition

DTC erase conditions

Possible cause

Auto levelizer control unit detects the sensor lever angle 70

°

or more, or 0

°

, continually for 20 ms or more.

When sensor lever returns to
normal range

Auto levelizer control unit

Monitor item

Standard value

(Approx.)

INT SEN VALUE

50 %

*

B2083 SEN SIG NOT PLAUSIBLE

EXL-39

< COMPONENT DIAGNOSIS >

[XENON TYPE]

C

D

E

F

G

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EXL

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B2083 SEN SIG NOT PLAUSIBLE

DTC Logic

INFOID:0000000001089015

DTC DETECTION LOGIC

[B2083] SEN SIG NOT PLAUSIBLE

DTC CONFIRMATION PROCEDURE

1.

ERASE DTC

1.

Turn the headlamp (LO) ON.

2.

Connect the CONSULT-III.

3.

Erase DTC memory of HEADLAMP LEVELIZER with self-diagnosis of CONSULT-III.

>> GO TO 2.

2.

DTC CONFIRMATION

1.

Start the engine.

2.

Drive the vehicle for 5 minutes or more.

3.

Perform self-diagnosis of CONSULT-III.

Is B2083 detected?

YES

>> Refer to

EXL-39, "Diagnosis Procedure"

.

NO

>> Refer to

GI-39, "Intermittent Incident"

.

Diagnosis Procedure

INFOID:0000000001089016

1.

CHECK AUTO LEVELIZER CONTROL UNIT INSTALLATION CONDITION

Check the mounting part of auto levelizer control unit and its link for looseness and deformation.

Is it properly installed?

YES

>> Replace the auto levelizer control unit.

NO

>> Install auto levelizer control unit properly.

DTC detection condition

DTC erase conditions

Possible causes

When vehicle speed is 5 km/h or more, the auto levelizer control unit
cannot detect any changes of the sensor lever angle for 5 minutes
or more.

Headlamp (LO) OFF

Auto levelizer control unit

EXL-40

< COMPONENT DIAGNOSIS >

[XENON TYPE]

B2084 VOLTAGE UNDER LIMIT

B2084 VOLTAGE UNDER LIMIT

DTC Logic

INFOID:0000000001089017

DTC DETECTION LOGIC

[B2084] VOLTAGE UNDER LIMIT

DTC CONFIRMATION PROCEDURE

1.

ERASE DTC

1.

Turn the headlamp (LO) ON.

2.

Connect the CONSULT-III.

3.

Erase DTC memory of HEADLAMP LEVELIZER with self-diagnosis of CONSULT-III.

>> GO TO 2.

2.

DTC CONFIRMATION

Perform self-diagnosis of CONSULT-III.

Is B2084 detected?

YES

>> Refer to

EXL-40, "Diagnosis Procedure"

.

NO

>> Refer to

GI-39, "Intermittent Incident"

.

Diagnosis Procedure

INFOID:0000000001089018

1.

CHECK POWER SUPPLY WITH CONSULT-III

1.

Turn the headlamp (LO) ON.

2.

Connect the CONSULT-III.

3.

Select "INT SEN VOLT" of HEADLAMP LEVELIZER data monitor item.

4.

Check the monitor status.

Is the measurement value normal?

YES

>> Replace the auto levelizer control unit.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check power supply and ground circuit of auto levelizer control unit. Refer to

EXL-49, "AUTO LEVELIZER

CONTROL UNIT : Diagnosis Procedure"

.

Is power supply and ground circuit normal?

YES

>> Replace the auto levelizer control unit.

NO

>> Repair or replace the malfunctioning part.

DTC detection condition

DTC erase conditions

Possible causes

The control unit power supply to auto levelizer control unit is 9 V or
less for 1.5 seconds or more.

Headlamp (LO) OFF

• Harness or connector
• Auto levelizer control unit

Monitor item

Standard value

(Approx.)

INT SEN VOLT

Battery voltage