relay INFINITI M35 2006 Factory Service Manual

LAN-72
[CAN]
CAN SYSTEM (TYPE 1)
Revision: 2006 January2006 M35/M45
Case 18
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-88, "IPDM E/R Ignition Relay Cir-
cuit Inspection" .
Inspection Between TCM and Data Link Connector CircuitNKS003Y1
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).
–Harness connector M61
–Harness connector M62
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect harness connector M72 and harness connector M61.
2. Check continuity between harness connector (A) and harness
connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.
PKIB8398E
AB
Continuity
Connector Terminal Connector Terminal
M7243H
M61 1 Yes
42H 2 Yes
PKIC0279E

LAN-88
[CAN]
CAN SYSTEM (TYPE 1)
Revision: 2006 January2006 M35/M45
IPDM E/R Ignition Relay Circuit InspectionNKS003YH
Check the following. If no malfunction is found, replace the IPDM E/R.
IPDM E/R power supply circuit. Refer to PG-30, "Check IPDM E/R Power Supply and Ground Circuit" .
Ignition power supply circuit. Refer to PG-12, "IGNITION POWER SUPPLY — IGNITION SW. IN “ON”
AND/OR “START”" .

LAN-112
[CAN]
CAN SYSTEM (TYPE 2)
Revision: 2006 January2006 M35/M45
Case 16
Check CAN communication circuit. Refer to LAN-122, "CAN Communication Circuit Inspection" .
Case 17
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to LAN-129, "IPDM E/R Ignition Relay
Circuit Inspection" .
PKIB8396E
PKIB8397E

CAN SYSTEM (TYPE 2)
LAN-113
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN
Revision: 2006 January2006 M35/M45
Case 18
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-129, "IPDM E/R Ignition Relay
Circuit Inspection" .
Inspection Between TCM and Data Link Connector CircuitNKS003YM
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).
–Harness connector M61
–Harness connector M62
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect harness connector M72 and harness connector M61.
2. Check continuity between harness connector (A) and harness
connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.
PKIB8398E
AB
Continuity
Connector Terminal Connector Terminal
M7243H
M61 1 Yes
42H 2 Yes
PKIC0279E

CAN SYSTEM (TYPE 2)
LAN-129
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN
Revision: 2006 January2006 M35/M45
IPDM E/R Ignition Relay Circuit InspectionNKS003Z2
Check the following. If no malfunction is found, replace the IPDM E/R.
IPDM E/R power supply circuit. Refer to PG-30, "Check IPDM E/R Power Supply and Ground Circuit" .
Ignition power supply circuit. Refer to PG-12, "IGNITION POWER SUPPLY — IGNITION SW. IN “ON”
AND/OR “START”" .

CAN SYSTEM (TYPE 3)
LAN-157
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN
Revision: 2006 January2006 M35/M45
Case 19
Check CAN communication circuit. Refer to LAN-169, "CAN Communication Circuit Inspection" .
Case 20
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to LAN-176, "IPDM E/R Ignition Relay
Circuit Inspection" .
PKIB8418E
PKIB8419E

LAN-158
[CAN]
CAN SYSTEM (TYPE 3)
Revision: 2006 January2006 M35/M45
Case 21
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-176, "IPDM E/R Ignition Relay
Circuit Inspection" .
Inspection Between TCM and Data Link Connector CircuitNKS003Z7
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).
–Harness connector M61
–Harness connector M62
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect harness connector M72 and harness connector M61.
2. Check continuity between harness connector (A) and harness
connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.
PKIB8420E
AB
Continuity
Connector Terminal Connector Terminal
M7243H
M61 1 Yes
42H 2 Yes
PKIC0279E

LAN-176
[CAN]
CAN SYSTEM (TYPE 3)
Revision: 2006 January2006 M35/M45
19. CHECK SYMPTOM
1. Fill in described symptoms on the column “Symptom” in the check sheet.
2. Connect all connectors, and then make sure that the symptom is reproduced.
OK or NG
OK >> GO TO 20.
NG >> Refer to LAN-18, "
Example of Filling in Check Sheet When Initial Conditions Are Not Reproduced"
.
20. CHECK UNIT REPRODUCIBILITY
Performs the following procedure for each unit, and then perform reproducibility test.
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Disconnect the unit connector.
4. Connect the battery cable to the negative terminal.
5. Make sure that the symptom filled in the “Symptom” of the check sheet is reproduced. (Do not confuse it
with the symptom related to removed unit.)
6. Make sure that the same symptom is reproduced.
–A/T assembly
–AFS control unit
–BCM
–Low tire pressure warning control unit
–Steering angle sensor
–Intelligent Key unit
–Unified meter and A/C amp.
–AV control unit
–Pre-crash seat belt control unit
–Driver seat control unit
–ABS actuator and electric unit (control unit)
–ECM
–IPDM E/R
Check results
Reproduce>>Install removed unit, and then check the other unit.
Not reproduced>>Replace removed unit.
IPDM E/R Ignition Relay Circuit InspectionNKS003ZQ
Check the following. If no malfunction is found, replace the IPDM E/R.
IPDM E/R power supply circuit. Refer to PG-30, "Check IPDM E/R Power Supply and Ground Circuit" .
Ignition power supply circuit. Refer to PG-12, "IGNITION POWER SUPPLY — IGNITION SW. IN “ON”
AND/OR “START”" .

LAN-204
[CAN]
CAN SYSTEM (TYPE 4)
Revision: 2006 January2006 M35/M45
Case 19
Check CAN communication circuit. Refer to LAN-216, "CAN Communication Circuit Inspection" .
Case 20
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to LAN-223, "IPDM E/R Ignition Relay
Circuit Inspection" .
PKIB8418E
PKIB8419E

CAN SYSTEM (TYPE 4)
LAN-205
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN
Revision: 2006 January2006 M35/M45
Case 21
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-223, "IPDM E/R Ignition Relay
Circuit Inspection" .
Inspection Between TCM and Data Link Connector CircuitNKS003ZV
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).
–Harness connector M61
–Harness connector M62
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect harness connector M72 and harness connector M61.
2. Check continuity between harness connector (A) and harness
connector (B).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.
PKIB8420E
AB
Continuity
Connector Terminal Connector Terminal
M7243H
M61 1 Yes
42H 2 Yes
PKIC0279E