Nissan Maxima. Instruction — part 1223
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< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (IPDM E/R)
ACTIVE TEST
CAN DIAG SUPPORT MNTR
LAN-12, "CAN Diagnostic Support Monitor"
.
HL HI REQ [On/Off]
×
Indicates high beam request signal received from BCM on CAN communication
line
FR FOG REQ [On/Off]
×
Indicates front fog light request signal received from BCM on CAN communica-
tion line
FR WIP REQ [Stop/1LOW/Low/Hi]
×
Indicates front wiper request signal received from BCM on CAN communication
line
WIP AUTO STOP [STOP P/ACT P]
×
Indicates condition of front wiper auto stop signal
WIP PROT [Off/BLOCK]
×
Indicates condition of front wiper fail-safe operation
IGN RLY1 -REQ [On/Off]
Indicates ignition switch ON signal received from BCM on CAN communication
line
IGN RLY [On/Off]
×
Indicates condition of ignition relay-1
PUSH SW [On/Off]
Indicates condition of push-button ignition switch
INTER/NP SW [On/Off]
Indicates condition of CVT shift position
ST RLY CONT [On/Off]
Indicates starter relay status signal received from BCM on CAN communication
line
IHBT RLY -REQ [On/Off]
Indicates starter control relay signal received from BCM on CAN communication
line
ST/INHI RLY [Off/ ST /INHI]
Indicates condition of starter relay and starter control relay
DETENT SW [On/Off]
Indicates condition of CVT shift selector (park position switch)
DTRL REQ [Off]
Indicates daytime light request signal received from BCM on CAN communica-
tion line
OIL P SW [Open/Close]
Indicates condition of oil pressure switch
THFT HRN REQ [On/Off]
Indicates theft warning horn request signal received from BCM on CAN commu-
nication line
HORN CHIRP [On/Off]
Indicates horn reminder signal received from BCM on CAN communication line
Monitor Item [Unit]
Main
Signals
Description
Test item
Description
HORN
This test is able to check horn operation [On].
FRONT WIPER
This test is able to check wiper motor operation [Hi/Lo/Off].
MOTOR FAN
This test is able to check cooling fan operation [4/3/2/1].
EXTERNAL LAMPS
This test is able to check external lamp operation [Fog/Hi/Lo/Tail/Off].
WIPER AND WASHER FUSE
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< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
WIPER AND WASHER FUSE
Description
INFOID:0000000010048948
Fuse list
Diagnosis Procedure
INFOID:0000000010048949
1.
CHECK FUSES
Check that the following fuses are not blown.
Is the fuse blown?
YES
>> Replace the blown fuse after repairing the affected circuit.
NO
>> The fuse is normal.
Unit
Location
Fuse No.
Capacity
Front wiper motor
IPDM E/R
55
30 A
Front washer motor
IPDM E/R
38
10 A
Unit
Location
Fuse No.
Capacity
Front wiper motor
IPDM E/R
55
30 A
Front washer motor
IPDM E/R
38
10 A
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< DTC/CIRCUIT DIAGNOSIS >
FRONT WIPER MOTOR LO CIRCUIT
FRONT WIPER MOTOR LO CIRCUIT
Component Function Check
INFOID:0000000010048950
1.
CHECK FRONT WIPER LO OPERATION
IPDM E/R AUTO ACTIVE TEST
1. Start IPDM E/R auto active test. Refer to
PCS-11, "Diagnosis Description"
2. Check that the front wiper operates at the LO operation.
CONSULT ACTIVE TEST
1. Select "FRONT WIPER" of IPDM E/R active test item.
2. While operating the test item, check front wiper LO operation and OFF.
Does the front wiper operate?
YES
>> Front wiper motor LO circuit is normal.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000010048951
Regarding Wiring Diagram information, refer to
.
1.
CHECK FRONT WIPER MOTOR (LO) OUTPUT VOLTAGE
CONSULT ACTIVE TEST
1. Turn the ignition switch OFF.
2. Disconnect front wiper motor.
3. Turn the ignition switch ON.
4. Select "FRONT WIPER" of IPDM E/R active test item.
5. While operating the test item, check voltage between IPDM E/R
harness connector and ground.
Is the measurement normal?
YES
>> GO TO 2
NO
>> Replace IPDM E/R. Refer to
PCS-35, "Removal and Installation"
2.
CHECK FRONT WIPER MOTOR (LO) OPEN CIRCUIT
LO
: Front wiper LO operation
OFF
: Stop the front wiper.
Terminals
Test item
Voltage (V) (Ap-
prox.)
(+)
(-)
IPDM E/R
Ground
FRONT WIPER
Connector
Terminal
E18
4
LO
Battery voltage
OFF
0V
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FRONT WIPER MOTOR LO CIRCUIT
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< DTC/CIRCUIT DIAGNOSIS >
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1. Turn the ignition switch OFF.
2. Disconnect IPDM E/R.
3. Check continuity between IPDM E/R harness connector (A) and
front wiper motor harness connector (B).
Does continuity exist?
YES
>> Replace front wiper motor. Refer to
WIPER DRIVE ASSEMBLY : Removal and Installation"
.
NO
>> Repair or replace harness.
IPDM E/R
Front wiper motor
Continuity
Connector
Terminal
Connector
Terminal
E18 (A)
4
E25 (B)
1
Yes
ALLIA0816ZZ
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