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![NISSAN TEANA 2008 Service Manual EXL-156
< ECU DIAGNOSIS >[XENON TYPE]
AUTO LEVELIZER CONTROL UNIT
AUTO LEVELIZER CONTROL UNIT
Reference ValueINFOID:0000000003805622
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Monito NISSAN TEANA 2008 Service Manual EXL-156
< ECU DIAGNOSIS >[XENON TYPE]
AUTO LEVELIZER CONTROL UNIT
AUTO LEVELIZER CONTROL UNIT
Reference ValueINFOID:0000000003805622
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Monito](/manual-img/5/57391/w960_57391-2184.png)
EXL-156
< ECU DIAGNOSIS >[XENON TYPE]
AUTO LEVELIZER CONTROL UNIT
AUTO LEVELIZER CONTROL UNIT
Reference ValueINFOID:0000000003805622
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Monitor item Operating conditionDisplay item
(Approx.)
INT SEN VALUE Rear vehicle heightDetection upper limit 100 %
Detection lower limit 0 %
ACT OUTPUT Headlamp light axisControl upper limit 69.8 %
Control lower limit 14.5 %
ACT MEASURED Headlamp light axisDetection upper limit 69.8 %
Detection lower limit 14.5 %
SPEED SIG Vehicle running at approx. 40 km/h (25 MPH) 40 km/h (25 MPH)
LIGHT SIGNAL Tail lampON Battery voltage
OFF 2 V or less
INT SEN VOLT Ignition switchON Battery voltage
Other than ON 0 V
EXT SEN VOLT — —
EXT SEN SIG — —
JPLIA1155ZZ
Te r m i n a l N o .
(Wire color)Description
Operating conditionStandard
(Approx.)
+ - Signal nameInput/
Output
1
(B)Ground Ground — — 0 V
2
(G)Ground Ignition power supply Input Ignition switchON Battery voltage
OFF 0 V
4
(P/W)GroundVehicle speed signal
(8-pulse)InputVehicle running at approx. 40 km/h (25
MPH)
PKIA1935E
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AUTO LEVELIZER CONTROL UNIT
EXL-157
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*: Auto levelizer control unit always outputs the voltage to detect the DTC.5
(O)Ground K-LINE — — —
6
(R/L)Ground Tail lamp signal Input Tail lampON Battery voltage
OFF 2 V or less*
7
(G/Y)GroundHeadlamp aiming
motor drive signalOutput Headlamp aimingUnder unladen
conditions8.7 V
At aiming operation
lower limit1.8 V Te r m i n a l N o .
(Wire color)Description
Operating conditionStandard
(Approx.)
+ - Signal nameInput/
Output
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EXL-158
< ECU DIAGNOSIS >[XENON TYPE]
AUTO LEVELIZER CONTROL UNIT
Wiring Diagram — HEADLAMP AIMING CONTROL SYSTEM —
INFOID:0000000003805623
JCLWM1451GB
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AUTO LEVELIZER CONTROL UNIT
EXL-159
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JCLWM1452GB
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EXL-160
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AUTO LEVELIZER CONTROL UNIT
JCLWM1453GB
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EXL-161
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Fail-safeINFOID:0000000003805624
JCLWM1454GB
DTC Fail-safe Cancellation
B2080: ECU TROUBLE Fix aiming motor drive signal to approximately 0 V Ignition switch OFF
B2081: INITIAL NOT DONE Fix with the light axis facing downwardWhen sensor initialization is
completed
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![NISSAN TEANA 2008 Service Manual 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 base NISSAN TEANA 2008 Service Manual 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 base](/manual-img/5/57391/w960_57391-2190.png)
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
RANGEAfter 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 detectionIgnition switch OFF
B2084: VOLTAGE UNDER
LIMITAfter 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 LINEAfter 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 LIMITAfter 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 VWrite configuration is complet-
ed DTC Fail-safe Cancellation
Priority DTC
1 B2080: ECU TROUBLE
B208A: PARA NOT PROG
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EXL-163
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DTC IndexINFOID: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"