Nissan Qashqai (2007-2010). Manual — part 1332

DIAGNOSIS SYSTEM (IPDM E/R)

EXL-33

< FUNCTION DIAGNOSIS >

[XENON TYPE]

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ACTIVE TEST

Test item

Monitor Item

[Unit]

MAIN

SIGNALS

Description

MOTOR FAN REQ
[1 - 4]

×

Displays the value of the cooling fan speed signal received from ECM via CAN commu-
nication.

AC COMP REQ
[Off/On]

×

Displays the status of the A/C compressor request signal received from ECM via CAN
communication.

TAIL&CLR REQ
[Off/On]

×

Displays the status of the position light request signal received from BCM via CAN com-
munication.

HL LO REQ
[Off/On]

×

Displays the status of the low beam request signal received from BCM via CAN commu-
nication.

HL HI REQ
[Off/On]

×

Displays the status of the high beam request signal received from BCM via CAN com-
munication.

FR FOG REQ
[Off/On]

×

Displays the status of the front fog light request signal received from BCM via CAN com-
munication.

HL WASHER REQ
[Off/On]

Displays the status of the headlamp washer request signal received from BCM via CAN
communication.

FR WIP REQ
[Stop/1LOW/Low/Hi]

×

Displays the status of the front wiper request signal received from BCM via CAN com-
munication.

WIP AUTO STOP
[STOP P/ACT P]

×

Displays the status of the front wiper auto stop signal judged by IPDM E/R.

WIP PROT
[Off/BLOCK]

×

Displays the status of the front wiper fail-safe operation judged by IPDM E/R.

ST RLY REQ
[Off/On]

Displays the status of the ignition and starter request signal received from BCM via CAN
communication.

IGN RLY
[Off/On]

×

Displays the status of the ignition relay judged by IPDM E/R.

RR DEF REQ
[Off/On]

×

Displays the status of the rear defogger request signal received from BCM via CAN com-
munication.

OIL P SW
[Open/Close]

Displays the status of the oil pressure switch judged by IPDM E/R.

REV SW
[Off/On]

Displays the status of the reverse switch judged by IPDM E/R.

HOOD SW
[Off/On]

Displays the status of the hood switch judged by IPDM E/R.
NOTE:
This item is monitored only the vehicle with the Vehicle Security (Theft Warning) system.

THFT HRN REQ
[Off/On]

Displays the status of the theft warning horn request signal received from BCM via CAN
communication.
NOTE:
This item is monitored only the vehicle with the Vehicle Security (Theft Warning) system.

HORN CHIRP
[Off/On]

NOTE:
This item is indicated, but not monitored.

IGN ON SW
[Off/On]

Displays the status of the ignition switch judged by IPDM E/R.

Test item

Operation

Description

REAR DEFOGGER

Off

OFF

On

Operates the rear window defogger relay.

FRONT WIPER

Off

OFF

Lo

Operates the front wiper relay.

Hi

Operates the front wiper relay and front wiper high relay.

EXL-34

< FUNCTION DIAGNOSIS >

[XENON TYPE]

DIAGNOSIS SYSTEM (IPDM E/R)

MOTOR FAN

1

OFF

2

Operates the cooling fan relay (low operation).

3

Operates the cooling fan relay (high operation).

4

HEAD LAMP WASHER

On

Operates the headlamp washer relay for 1 second.

EXTERNAL LAMPS

Off

OFF

TAIL

Operates the tail lamp relay.

Lo

Operates the headlamp low relay.

Hi

Operates the headlamp low relay and ON/OFF the headlamp high relay at 1 sec-
ond intervals.

Fog

Operates the front fog lamp relay.

HORN

On

Operates horn relay for 20 ms.

Test item

Operation

Description

DIAGNOSIS SYSTEM (HEADLAMP LEVELIZER)

EXL-35

< FUNCTION DIAGNOSIS >

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DIAGNOSIS SYSTEM (HEADLAMP LEVELIZER)

CONSULT-III Function (HEADLAMP LEVELIZER)

INFOID:0000000000955409

CAUTION:

Headlamp (LO) must be turned ON before connecting CONSULT-III. And then start the diagnosis of the
headlamp aiming control system (auto).

APPLICATION ITEM

CONSULT-III performs the following functions via DDL2 communication line with auto levelizer control unit.

WORK SUPPORT

DATA MONITOR

ACTIVE TEST

Diagnosis mode

Description

ECU IDENTIFICATION

Allows confirmation of auto levelizer control unit part number.

SELF DIAGNOSTIC RESULT

Displays the diagnosis results judged by auto levelizer control unit.

WORK SUPPORT

Performs settings on sensors.

DATA MONITOR

Displays input data for auto levelizer control unit in real time.

ACTIVE TEST

Transmits a drive signal to the load to check their operation.

Work item

Setting details

SENSOR INITIALIZE

Adjusts sensor lever signal output under unladen conditions.

Monitor item

[Unit]

Display item

INT SEN VALUE
[%]

Displays the sensor lever angle corresponding to the maximum value of sensor lever
angle that is recognized with auto levelizer control unit by ratio.

ACT OUTPUT
[%]

Displays the control value of aiming motor drive signal that is calculated by auto lev-
elizer control unit with the ratio corresponding to the control unit power supply.

ACT MEASURED
[%]

Displays the measured value of aiming motor drive signal that is output from auto lev-
elizer control unit with the ratio corresponding to the control unit power supply.

VEHICLE SPEED SIGNAL
[km/h]

Displays the vehicle speed judged from vehicle speed signal (8-pulse) that is input to
auto levelizer control unit.

LIGHT SIGNAL
[V]

Displays the status judged from tail lamp signal that is input to auto levelizer control
unit.

INT SEN VOLT
[V]

Displays the control unit power supply status that is input to auto levelizer control unit.

EXT SEN VOLT
[V]

NOTE:
The item is indicated, but not monitored.

EXT SEN SIG
[V]

NOTE:
The item is indicated, but not monitored.

Test item

Operation item

Operation status

LAMP TEST

MIN

Moves the light axis to the lowest position.

MID

Moves the light axis to the initial position.

MAX

Moves the light axis to the highest position.

EXL-36

< COMPONENT DIAGNOSIS >

[XENON TYPE]

B2080 ECU TROUBLE

COMPONENT DIAGNOSIS

B2080 ECU TROUBLE

Description

INFOID:0000000001089008

• Auto levelizer control unit is installed in rear suspension arm.
• Auto levelizer control unit detects vehicle rear height.
• Auto levelizer control unit controls headlamp light axis appropriately depending on the vehicle height.

DTC Logic

INFOID:0000000001089009

DTC DETECTION LOGIC

[B2080] ECU TROUBLE

Diagnosis Procedure

INFOID:0000000001089010

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.

Is the memory erased?

YES

>> INSPECTION END

NO

>> Replace the auto levelizer control unit.

DTC detection condition

DTC erase conditions

Possible causes

Auto levelizer control unit internal malfunction.

Headlamp (LO) OFF

Auto levelizer control unit