2003 NISSAN TEANA light

HEADLAMP AIMING CONTROL (AUTO)
LT-111
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Headlamp Aiming Motor Does Not Operate (One Side)BKS002CQ
1. CHECK HEADLAMP AIMING MOTOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH or LH connector.
3. Turn ignition switch ON.
4. Lighting switch is turned 1ST position.
5. Check voltage between front combination lamp RH or LH har-
ness connector and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair harness or connector.
2. CHECK HEADLAMP AIMING MOTOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between front combination lamp RH or LH har-
ness connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK HEADLAMP AIMING MOTOR INPUT SIGNAL CIRCUIT
Check voltage between front combination lamp RH or LH harness
connector (A) and height sensor harness connector (B).
OK or NG
OK >> Replace front combination lamp. Refer to LT- 3 6 ,
"Removal and Installation" .
NG >> Repair harness or connector.
Terminal
Vo l ta g e (+)
(-)
Front combination lamp
connectorTerminal
RH E15 3
Ground Battery voltage
LH E29 3
SKIB8818E
Front combination lamp
connectorTe r m i n a l
GroundContinuity
RH E15 4
Ye s
LH E29 4
SKIB8819E
CircuitAB
Continuity
Connector Terminal Connector Terminal
RH E15 6
C4 7 Yes
LH E29 6
SKIB8820E

LT-112
HEADLAMP AIMING CONTROL (AUTO)

DTC B2081 [INITIAL NOT DONE]BKS002CR
1. INITIALIZE HEIGHT SENSOR
1. Turn ignition switch OFF.
2. Set the vehicle in unloaded condition. (Removal all loads in passenger and trunk rooms.)
3. Select “HEAD LAMP LEVELIZER” on CONSULT-II, and select “WORK SUPPORT” on “SELECT DIAG
MODE” screen.
4. Select “SENSOR INITIALISE” on “SELECT WORK ITEM” screen.
5. Touch “WRITE”.
6. When “INITIALISE COMPLETE” is indicated, touch “END”.
OK or NG
OK >> INSPECTION END
NG >>

When “INCORRECT CONDITION” is displayed,
check connect CONSULT-II and height sensor con-
nector, and then initialize again. Refer to LT- 1 0 3 ,
"WORK SUPPORT" .

When “INITIALISE NOT DONE“ is displayed, initialize
again. If “ INITIALISE NOT DONE” is displayed again,
replace height sensor and initialize it. Refer to LT- 1 2 0 ,
"Removal and Installation of Height Sensor" .
DTC B2082 [SENSOR OUT OF RANGE]BKS002CS
1. CHECK HEIGHT SENSOR
1. Select “HEAD LAMP LEVELIZER” on CONSULT-II and “DATA MONITOR” on “SELECT DIAG MODE”
screen.
2. Lighting switch is turned 1ST position.
3. Check “INT SEN VALUE” in unloaded condition. (Remove all
loads in the passenger and trunk room.)
OK or NG
OK >> Erase the self-diagnosis result and perform the self-
diagnosis again.

[B2082] is displayed again: Replace height sensor,
and initialize it. Refer to LT-120, "
Removal and Instal-
lation of Height Sensor" .

NO DTC is displayed: INSPECTION END
NG >> GO TO 2.
2. CHECK INSTALLATION CONDITION OF HEIGHT SENSOR
Check height sensor and linkage for deformation or damage.
NOTE:
[B2082] may be displayed when the vehicle is lifted up.
OK or NG
OK >> Replace height sensor, and initialize it. Refer to LT- 1 2 0 , "Removal and Installation of Height Sen-
sor" .
NG >> Adjust height sensor, or replace height sensor, and initialize it. Refer to LT- 1 2 0 , "
Removal and
Installation of Height Sensor" .
PKIC0537E
INT SEN VALUE : Should not be approx. 0% or
approx. 100%.
PKIB7209E

HEADLAMP AIMING CONTROL (AUTO)
LT-113
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DTC B2083 [SEN SIG NOT PLAUSIBLE]BKS002CT
1. CHECK HEIGHT SENSOR
1. Select “HEAD LAMP LEVELIZER” on CONSULT-II and “DATA MONITOR” on “SELECT DIAG MODE”
screen.
2. Lighting switch is turned 1ST position.
3. Check if the “INT SEN VALUE” changes as the rear height of the
vehicle changes.
OK or NG
OK >> Erase the self-diagnosis result and perform the self-
diagnosis again.

[B2083] is displayed again: Replace height sensor,
and initialize it. Refer to LT- 1 2 0 , "
Removal and Instal-
lation of Height Sensor" .

NO DTC is displayed: INSPECTION END
NG >> GO TO 2.
2. CHECK INSTALLATION CONDITION OF HEIGHT SENSOR
Check height sensor and linkage for deformation or damage.
OK or NG
OK >> Replace height sensor, and initialize it. Refer to LT- 1 2 0 , "Removal and Installation of Height Sen-
sor" .
NG >> Adjust height sensor, or replace height sensor, and initialize it. Refer to LT- 1 2 0 , "
Removal and
Installation of Height Sensor" .
DTC B2084 [VOLTAGE UNDER LIMIT]BKS002CU
1. CHECK HEIGHT SENSOR
1. Select “HEAD LAMP LEVELIZER” on CONSULT-II and “DATA MONITOR” on “SELECT DIAG MODE”
screen.
2. Check voltage on “INT SEN VOLT” screen.
OK or NG
OK >> Erase the self-diagnosis result and perform the self-
diagnosis again.

[B2084] is displayed again: Replace height sensor,
and initialize it. Refer to LT- 1 2 0 , "
Removal and Instal-
lation of Height Sensor" .

NO DTC is displayed: INSPECTION END
NG >> GO TO 2.INT SEN VALUE : Should vary as rear height of the
vehicle changes.
PKIB7209E
INT SEN VOLT : Battery voltage
PKIB7209E

LT-114
HEADLAMP AIMING CONTROL (AUTO)

2. CHECK HEIGHT SENSOR POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect height sensor connector.
3. Turn ignition switch ON.
4. Check voltage between height sensor harness connector and
ground.
OK or NG
OK >> Replace height sensor, and initialize it. Refer to LT- 1 2 0 ,
"Removal and Installation of Height Sensor" .
NG >> Repair harness or connector.
DTC B2085 [LOW BEAM SIG OPEN LINE]BKS002CV
1. CHECK HEIGHT SENSOR
1. Select “HEAD LAMP LEVELIZER” on CONSULT-II and “DATA MONITOR” on “SELECT DIAG MODE”
screen.
2. Check voltage on “LIGHT SIGNAL” screen when lighting switch
OFF and 1ST position.
NOTE:
The height sensor performs the self-diagnosis to check the
open-circuit of the low-beam circuit.
OK or NG
OK >> Erase the self-diagnosis result and perform the self-
diagnosis again.

[B2085] is displayed again: Replace height sensor, and initialize it. Refer to LT- 1 2 0 , "Removal
and Installation of Height Sensor" .

NO DTC is displayed: INSPECTION END
NG >> GO TO 2.
Te r m i n a l
Voltag e (+)
(-)
Height sensor
connectorTe r m i n a l
C4 2 Ground Battery voltage
SKIB8815E
Item Condition Voltage
LIGHT SIGNALlighting switch OFF position 2 V or less
lighting switch 1ST position 6 V or more
PKIB7209E

HEADLAMP AIMING CONTROL (AUTO)
LT-115
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2. CHECK HEADLAMP LOW SIGNAL
1. Turn ignition switch OFF.
2. Disconnect height sensor connector.
3. Lighting switch is turned 1ST position.
4. Check voltage between height sensor harness connector and
ground.
OK or NG
OK >> Replace height sensor, and initialize it. Refer to LT- 1 2 0 ,
"Removal and Installation of Height Sensor" .
NG >> Repair harness or connector.
DTC B2086 [FRQ. OVER LIMIT]BKS002CW
1. CHECK HEIGHT SENSOR
1. Start engine and place vehicle in a driving condition.
2. Select “HEAD LAMP LEVELIZER” on CONSULT-II and “DATA MONITOR” on “SELECT DIAG MODE”
screen.
3. Check the vehicle speed on “SPEED SIG” screen.
OK or NG
OK >> Erase the self-diagnosis. After drive the vehicle more
than 5 minutes, perform the self-diagnosis again.

[B2086] is displayed again: Replace height sensor,
and initialize it. Refer to LT- 1 2 0 , "
Removal and Instal-
lation of Height Sensor" .

NO DTC is displayed: INSPECTION END
NG >> GO TO 2.
Terminal
Voltage (+)
(-)
Height sensor
connectorTerminal
C4 6 Ground Battery voltage
SKIB8821E
SPEED SIG : Correct vehicle speed should be
displayed.
PKIB7209E

LT-116
HEADLAMP AIMING CONTROL (AUTO)

2. CHECK VEHICLE SPEED SIGNAL
Check the waveform of voltage between combination meter harness
connector and ground when the vehicle is in driving condition at a
speed of about 40 km/h (25 MPH).
OK or NG
OK >> Replace height sensor, and initialize it. Refer to LT- 1 2 0 , "Removal and Installation of Height Sen-
sor" .
NG >> Refer to DI-20, "
Vehicle Speed Signal Inspection" .
DTC B2087 [SHORT TO GROUND]BKS002CX
1. CHECK HEIGHT SENSOR
1. Select “HEAD LAMP LEVELIZER” on CONSULT-II and “DATA MONITOR” on “SELECT DIAG MODE”
screen.
2. Lighting switch is turned 1ST position.
3. Check if “ACT OUTPUT” and “ACT MEASURED” indicated the
same value.
NOTE:
If shorted to ground, “ACT MEASURED” indicates approx. 0%.
OK or NG
OK >> Erase the self-diagnosis and perform the self-diagnosis
again.

[B2087] is displayed again: Replace height sensor,
and initialize it. Refer to LT-120, "
Removal and Instal-
lation of Height Sensor" .

NO DTC is displayed: INSPECTION END
NG >> GO TO 2.
Terminal
Reference waveform (+)
(-) Combination
meter
connectorTerminal
M70 20 Ground
SKIB8822E
PKIA1935E
PKIB7209E

LT-118
HEADLAMP AIMING CONTROL (AUTO)

5. CHECK FRONT COMBINATION LAMP LH
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH connector.
3. Connect front combination lamp LH connector.
4. Check if “ACT OUTPUT” and “ACT MEASURED” indicated the
same value.
OK or NG
OK >> Replace height sensor, and initialize it. Refer to LT- 1 2 0 ,
"Removal and Installation of Height Sensor" .
NG >> Replace front combination lamp LH. Refer to LT- 3 6 ,
"Removal and Installation" .
DTC B2088 [SHORT TO BATTERY]BKS002CY
1. CHECK HEIGHT SENSOR
1. Select “HEAD LAMP LEVELIZER” on CONSULT-II and “DATA MONITOR” on “SELECT DIAG MODE”
screen.
2. Lighting switch is turned 1ST position.
3. Check if “ACT OUTPUT” and “ACT MEASURED” indicated the
same value.
NOTE:
If shorted to battery, “ACT MEASURED” indicates approx.
100%.
OK or NG
OK >> Erase the self-diagnosis and perform the self-diagnosis
again.

[B2088] is displayed again: Replace height sensor,
and initialize it. Refer to LT-120, "
Removal and Instal-
lation of Height Sensor" .

NO DTC is displayed: INSPECTION END
NG >> GO TO 2.
2. CHECK HEADLAMP LEVELIZER
1. Turn ignition switch OFF.
2. Lighting switch is turned OFF position.
3. Disconnect front combination lamp (RH and LH) connectors.
4. Select “HEAD LAMP LEVELIZER” on CONSULT-II and “DATA MONITOR” on “SELECT DIAG MODE”
screen.
5. Lighting switch is turned 1ST position.
6. Check if “ACT OUTPUT” and “ACT MEASURED” indicated the
same value.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
PKIB7209E
PKIB7209E
PKIB7209E

HEADLAMP AIMING CONTROL (AUTO)
LT-119
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3. CHECK SHORT CIRCUIT BETWEEN HEIGHT SENSOR AND HEADLAMP LEVELIZER
1. Turn ignition switch OFF.
2. Lighting switch is turned OFF position.
3. Disconnect height sensor connector.
4. Turn ignition switch ON.
5. Check voltage between height sensor harness connector and
ground.
OK or NG
OK >> Replace height sensor, and initialize it. Refer to LT- 1 2 0 ,
"Removal and Installation of Height Sensor" .
NG >> Repair harness or connector.
4. CHECK FRONT COMBINATION LAMP RH
1. Turn ignition switch OFF.
2. Connect front combination lamp RH connector.
3. Check if “ACT OUTPUT” and “ACT MEASURED” indicated the
same value.
OK or NG
OK >> GO TO 5.
NG >> Replace front combination lamp RH. Refer to LT- 3 6 ,
"Removal and Installation" .
5. CHECK FRONT COMBINATION LAMP LH
1. Turn ignition switch OFF.
2. Disconnect front combination lamp RH connector.
3. Connect front combination lamp LH connector.
4. Check if “ACT OUTPUT” and “ACT MEASURED” indicated the
same value.
OK or NG
OK >> Replace height sensor, and initialize it. Refer to LT- 1 2 0 ,
"Removal and Installation of Height Sensor" .
NG >> Replace front combination lamp LH. Refer to LT- 3 6 ,
"Removal and Installation" .
Terminal
Voltage (+)
(-)
Height sensor
connectorTerminal
C4 7 Ground Approx. 0 V
SKIB8824E
PKIB7209E
PKIB7209E