Nissan Teana J32. Instruction — part 548

EXL-162

< ECU DIAGNOSIS >

[XENON TYPE]

AUTO LEVELIZER CONTROL UNIT

DTC Inspection Priority Chart

INFOID:0000000003805625

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.

B2082: SENSOR OUT OF
RANGE

After engine start
[Less than 5 seconds after ig-
nition switch ON and vehicle
speed less than 4 km/h (2.5
MPH)]

Fix with the light axis facing
downward

When sensor signal returns to
normal range

While driving
[5 seconds or more after igni-
tion switch ON or vehicle
speed 4 km/h (2.5 MPH) or
more]

Maintain the light axis at the
time of DTC detection

B2083: SEN SIG NOT PLAU-
SIBLE

• Maintain the aiming motor drive signal output at the time of

DTC detection

• Maintain the light axis at the time of DTC detection

Ignition switch OFF

B2084: VOLTAGE UNDER
LIMIT

After engine start
[Less than 5 seconds after ig-
nition switch ON and vehicle
speed less than 4 km/h (2.5
MPH)]

Fix with the light axis facing
downward

Ignition switch OFF

While driving
[5 seconds or more after igni-
tion switch ON or vehicle
speed 4 km/h (2.5 MPH) or
more]

Maintain the light axis at the
time of DTC detection

B2085: LOWBEAM SIG
OPEN LINE

After engine start
[Less than 5 seconds after ig-
nition switch ON and vehicle
speed less than 4 km/h (2.5
MPH)]

Fix with the light axis facing
downward

Ignition switch OFF

While driving
[5 seconds or more after igni-
tion switch ON or vehicle
speed 4 km/h (2.5 MPH) or
more]

Maintain the light axis at the
time of DTC detection

B2086: FRQ. OVER LIMIT

After engine start
[Less than 5 seconds after ig-
nition switch ON and vehicle
speed less than 4 km/h (2.5
MPH)]

Fix with the light axis facing
downward

Ignition switch OFF

While driving
[5 seconds or more after igni-
tion switch ON or vehicle
speed 4 km/h (2.5 MPH) or
more]

Maintain the light axis at the
time of DTC detection

B2087: SHORT TO GROUND

Maintain the light axis at the time of DTC detection

Ignition switch OFF

B2088: SHORT TO BATTERY

Maintain the light axis at the time of DTC detection

Ignition switch OFF

B208A: PARA NOT PROG

Fix aiming motor drive signal output to approximately 0 V

Write configuration is complet-
ed

DTC

Fail-safe

Cancellation

Priority

DTC

1

• B2080: ECU TROUBLE
• B208A: PARA NOT PROG

AUTO LEVELIZER CONTROL UNIT

EXL-163

< ECU DIAGNOSIS >

[XENON TYPE]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

DTC Index

INFOID:0000000003805626

2

• B2081: INITIAL NOT DONE

3

• B2082: SENSOR OUT OF RANGE
• B2083: SEN SIG NOT PLAUSIBLE
• B2084: VOLTAGE UNDER LIMIT
• B2085: LOWBEAM SIG OPEN LINE
• B2086: FRQ. OVER LIMIT
• B2087: SHORT TO GROUND
• B2088: SHORT TO BATTERY

Priority

DTC

DTC

Fail-safe

Refer to

B2080: ECU TROUBLE

×

EXL-38, "Description"

B2081: INITIAL NOT DONE

×

EXL-39, "DTC Logic"

B2082: SENSOR OUT OF RANGE

×

EXL-40, "DTC Logic"

B2083: SEN SIG NOT PLAUSIBLE

×

EXL-41, "DTC Logic"

B2084: VOLTAGE UNDER LIMIT

×

EXL-42, "DTC Logic"

B2085: LOWBEAM SIG OPEN LINE

×

EXL-43, "Description"

B2086: FRQ. OVER LIMIT

×

EXL-45, "Description"

B2087: SHORT TO GROUND

×

EXL-47, "DTC Logic"

B2088: SHORT TO BATTERY

×

EXL-48, "DTC Logic"

B208A: PARA NOT PROG

×

EXL-49, "DTC Logic"

EXL-164

< SYMPTOM DIAGNOSIS >

[XENON TYPE]

EXTERIOR LIGHTING SYSTEM SYMPTOMS

SYMPTOM DIAGNOSIS

EXTERIOR LIGHTING SYSTEM SYMPTOMS

Symptom Table

INFOID:0000000003774367

CAUTION:

Perform the self-diagnosis with CONSULT-III before the symptom diagnosis. Perform the trouble diag-
nosis if any DTC is detected.

Symptom

Possible cause

Inspection item

Headlamp (HI) is not
turned ON.

One side

• Fuse
• Halogen bulb (HI)
• Harness between IPDM E/R

and the headlamp high

• IPDM E/R

Headlamp (HI) circuit
Refer to

EXL-54

.

Both sides

Symptom diagnosis
“BOTH SIDE HEADLAMPS (HI) ARE NOT TURNED ON”
Refer to

EXL-168

.

Headlamp (HI) is not
turned OFF.

When ignition switch is
turned ON.

When ignition switch is
turned OFF.

IPDM E/R

—

High beam indicator lamp is not turned ON.
[Headlamp (HI) is turned ON.]

Combination meter

• Combination meter

Data monitor “HI-BEAM IND”

• BCM (HEAD LAMP)

Active test “HEADLAMP”

Headlamp (LO) is not
turned ON.

One side

• Fuse
• Xenon bulb (LO)
• Harness between IPDM E/R

and the front combination lamp

• IPDM E/R

Headlamp (LO) circuit
Refer to

EXL-56

.

Both sides

Symptom diagnosis
“BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON”
Refer to

EXL-169

.

Headlamp (LO) is not
turned OFF.

When ignition switch is
turned ON.

When ignition switch is
turned OFF.

IPDM E/R

—

Each lamps are not turned ON/OFF with lighting
switch AUTO.

• Combination switch
• Harness between the combina-

tion switch and BCM

• BCM

Combination switch
Refer to

BCS-76

.

• Optical sensor
• Harness between the optical

sensor and BCM

• BCM

Optical sensor circuit
Refer to

EXL-69

.

Front fog lamp is not
turned ON.

One side

• Front fog lamp bulb
• Harness between IPDM E/R

and the front fog lamp

• Front fog lamp
• IPDM E/R

Front fog lamp circuit
Refer to

EXL-62

.

Both sides

Symptom diagnosis
“BOTH SIDE FRONT FOG LAMPS ARE NOT TURNED ON”
Refer to

EXL-171

.

Front fog lamp is not turned ON.

Front fog lamp indicator is not turned ON.
(Front fog lamp is turned ON.)

Combination meter

• Combination meter

Data monitor “FR FOG IND”

• BCM (HEAD LAMP)

Active test “FR FOG LAMP”

EXTERIOR LIGHTING SYSTEM SYMPTOMS

EXL-165

< SYMPTOM DIAGNOSIS >

[XENON TYPE]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

Parking lamp is not turned ON.

• Parking lamp bulb
• Harness between IPDM E/R

and the front combination lamp

• Front combination lamp
• IPDM E/R

Parking lamp circuit
Refer to

EXL-64

.

Tail lamp is not turned ON.

• Harness between IPDM E/R

and the rear combination lamp

• Rear combination lamp

Tail lamp circuit
Refer to

EXL-74

.

License plate lamp is not turned ON.

• License plate lamp bulb
• Harness between IPDM E/R

and the license plate lamp

• License plate lamp

License plate lamp circuit
Refer to

EXL-76

.

Tail lamp and the license plate lamp are not turned
ON.

• Fuse
• Harness between IPDM E/R

and the rear combination lamp

• IPDM E/R

License plate lamp circuit
Refer to

EXL-76

.

• Parking lamp, the tail lamp and the license plate

lamp are not turned ON.

• Parking lamp, the tail lamp and the license plate

lamp are not turned OFF.

(Each illumination is turned ON/OFF.)

Symptom diagnosis
“PARKING, LICENSE PLATE AND TAIL LAMPS ARE NOT TURNED
ON”
Refer to

EXL-170

.

Tail lamp indicator is not turned ON.
(Parking, tail lamps are turned ON.)

Combination meter

• Combination meter

Data monitor “LIGHT IND”

• BCM (HEAD LAMP)

Active test “TAIL LAMP”

Turn signal lamp does not
blink.

Indicator lamp is nor-
mal.
(Applicable side per-
forms the high flasher
activation.)

• Harness between BCM and

each turn signal lamp

• Turn signal lamp bulb

Turn signal circuit
Refer to

EXL-66

.

Indicator lamp is includ-
ed.

• Combination switch
• Harness between the combina-

tion switch and BCM

• BCM

Combination switch
Refer to

BCS-76

.

Turn signal indicator lamp
does not blink.
(Turn signal indicator
lamp is normal.)

One side

Combination meter

—

Both sides
(Always)

• Turn signal indicator lamp sig-

nal

- BCM
• Combination meter

• Combination meter

Data monitor “TURN IND”

• BCM (FLASHER)

Active test “FLASHER”

Both sides
(Only when activating
hazard warning lamp
with the ignition switch
OFF)

• Combination meter power sup-

ply and the ground circuit

• Combination meter

Combination meter
Power supply and the ground circuit
Refer to

MWI-42

.

• Hazard warning lamp does not activate.
• Hazard warning lamp continues activating.
(Turn signal is normal.)

• Hazard switch
• Harness between the hazard

switch and BCM

• BCM

Hazard switch
Refer to

EXL-72

.

Rear fog lamp is not
turned ON.

Rear fog lamp indicator
lamp is normal.

• Harness between BCM and the

rear fog lamp

• Rear fog lamp bulb
• BCM

Rear fog lamp circuit
Refer to

EXL-77

.

Rear fog lamp indicator
lamp is included.

• Combination switch
• Harness between the combina-

tion switch and BCM

• BCM

Combination switch
Refer to

BCS-76

.

Symptom

Possible cause

Inspection item