Nissan Pathfinder (2006 year). Manual — part 274
REAR WINDOW DEFOGGER
GW-73
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2006 Pathfinder
Wiring Diagram — DEF —
EIS007SC
WIWA1607E
GW-74
REAR WINDOW DEFOGGER
2006 Pathfinder
WIWA1608E
REAR WINDOW DEFOGGER
GW-75
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2006 Pathfinder
WIWA0534E
GW-76
REAR WINDOW DEFOGGER
2006 Pathfinder
Terminal and Reference Value for BCM
EIS007SD
BCS-12, "Terminals and Reference Values for BCM"
Terminal and Reference Value for IPDM E/R
EIS007SE
PG-18, "IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)"
Work Flow
EIS007SF
1.
Check the symptom and customer's requests.
2.
Understand the outline of system. Refer to
3.
According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to
"Trouble Diagnoses Symptom Chart"
4.
Does rear window defogger operate normally? YES: GO TO 5, NO: GO TO 3.
5.
Inspection End.
REAR WINDOW DEFOGGER
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2006 Pathfinder
CONSULT-II Function (BCM)
EIS007SG
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
CONSULT-II BASIC OPERATION PROCEDURE
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which carries out CAN communication.
1.
Turn ignition switch OFF.
2.
Connect CONSULT-II and CONSULT-II CONVERTER to data
link connector.
3.
Turn ignition switch ON.
4.
Touch “START (NISSAN BASED VHCL)”.
5.
Touch “BCM”.
If “BCM” is not indicated, go to
BCM diagnostic
test item
Diagnostic mode
Content
Inspection by part
WORK SUPPORT
Supports inspections and adjustments. Commands are transmitted to the BCM
for setting the status suitable for required operation, input/output signals are
received from the BCM and received data is displayed.
DATA MONITOR
Displays BCM input/output data in real time.
ACTIVE TEST
Operation of electrical loads can be checked by sending drive signal to them.
SELF-DIAG RESULTS
Displays BCM self-diagnosis results.
CAN DIAG SUPPORT
MNTR
The results of transmit/receive diagnosis of CAN communication can be read.
ECU PART NUMBER
BCM part number can be read.
CONFIGURATION
Performs BCM configuration read/write functions.
BBIA0538E
BCIA0029E
BCIA0030E
GW-78
REAR WINDOW DEFOGGER
2006 Pathfinder
6.
Touch “REAR DEFOGGER”.
7.
Select diagnosis mode, “DATA MONITOR” or “ACTIVE TEST”.
DATA MONITOR
Display Item List
ACTIVE TEST
Display Item List
Trouble Diagnoses Symptom Chart
EIS007SH
●
Make sure other systems using the signal of the following systems operate normally.
LIIA0153E
BCIA0031E
Monitor item “Operation”
Content
REAR DEF SW
“ON/OFF”
Displays “Press (ON)/others (OFF)” status determined with the rear window defogger switch.
IGN ON SW
“ON/OFF”
Displays “IGN (ON)/OFF” status determined with the ignition switch signal.
Test item
Content
REAR WINDOW DEFOGGER
Gives a drive signal to the rear window defogger to activate it.
Symptom
Diagnoses / Service procedure
Refer to page
Rear window defogger and door mirror defoggers do not
operate. (With heated mirrors)
1. BCM power supply and ground circuit check
2. IPDM E/R auto active test check
3. Rear window defogger switch circuit check
4. Replace IPDM E/R
Rear window defogger does not operate.
(Without heated mirrors)
1. BCM power supply and ground circuit check
2. IPDM E/R auto active test check
3. Rear window defogger switch circuit check
4. Rear window defogger circuit check
5. Filament check
7. Replace IPDM E/R
Rear window defogger does not operate but both door mir-
ror defoggers operate. (With heated mirrors)
1. Rear window defogger circuit check
2. Filament check
3. Replace IPDM E/R
REAR WINDOW DEFOGGER
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2006 Pathfinder
BCM Power Supply and Ground Circuit Check
EIS007SI
Refer to
BCS-16, "BCM Power Supply and Ground Circuit Check"
Rear Window Defogger Switch Circuit Check
EIS007SJ
1.
CHECK REAR WINDOW DEFOGGER SWITCH OPERATION
With CONSULT-II
Check (“REAR DEF SW”, “IGN ON SW”) in DATA MONITOR mode
with CONSULT-II.
Without CONSULT-II
1.
Turn ignition switch ON.
2.
Check voltage between BCM connector and ground.
OK or NG
OK
>> Rear window defogger switch check is OK.
NG
>> GO TO 2.
Both door mirror defoggers do not operate but rear window
defogger operates. (With heated mirrors)
1. Door mirror defogger power supply circuit check
2. Replace IPDM E/R
Door mirror LH defogger does not operate.
1. Door mirror LH defogger circuit check
Door mirror RH defogger does not operate.
1. Door mirror RH defogger circuit check
Rear window defogger switch does not light, but rear win-
dow defogger operates.
1. Rear window defogger signal check
Symptom
Diagnoses / Service procedure
Refer to page
When rear window defogger switch is turned to ON
REAR DEF SW
: ON
When ignition switch is turned to ON
IGN ON SW
: ON
PIIA2373E
Connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(-)
M18
9
Ground
Rear window defogger
switch is pressed.
0
Rear window defogger
switch is OFF.
5
WIIA0523E
GW-80
REAR WINDOW DEFOGGER
2006 Pathfinder
2.
CHECK REAR WINDOW DEFOGGER SWITCH CIRCUIT HARNESS CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect BCM and front air control.
3.
Check continuity between BCM connector M18 terminal 9 and
front air control connector M49 terminal 11.
4.
Check continuity between BCM connector M18 terminal 9 and
ground
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
3.
CHECK BCM OUTPUT SIGNAL
1.
Connect BCM.
2.
Turn ignition switch ON.
3.
Check voltage between BCM connector M18 terminal 9 and
ground.
OK or NG
OK
>> Replace front air control. Refer to
.
NG
BCS-27, "Removal and Installa-
.
Rear Window Defogger Circuit Check
EIS007SK
1.
CHECK FUSES
Check if any of the following fuses in IPDM E/R are blown.
NOTE:
Refer to
GW-70, "Component Parts and Harness Connector Location"
OK or NG
OK
>> GO TO 2.
NG
>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse, refer to
70, "Component Parts and Harness Connector Location"
9 - 11
: Continuity should exist.
9 - Ground
: Continuity should not exist.
LIIA2047E
9 - Ground
: Approx. 5V
WIIA0523E
COMPONENT PARTS
AMPERE
FUSE NO.
IPDM E/R
15A
46
IPDM E/R
15A
47
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