Page 4417 of 5621
![INFINITI M35 2006 Factory Service Manual LAN-748
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect driver seat control unit connector.
2. Check resistance between driver seat co INFINITI M35 2006 Factory Service Manual LAN-748
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect driver seat control unit connector.
2. Check resistance between driver seat co](/manual-img/42/57023/w960_57023-4416.png)
LAN-748
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect driver seat control unit connector.
2. Check resistance between driver seat control unit harness con-
nector terminals.
OK or NG
OK >> Replace driver seat control unit.
NG >> Replace harness.
ABS Actuator and Electric Unit (Control Unit) Circuit InspectionNKS00480
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of ABS actuator and electric unit (control unit) for damage, bend and loose
connection (control unit side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector.
2. Check resistance between ABS actuator and electric unit (con-
trol unit) harness connector terminals.
OK or NG
OK >> Replace ABS actuator and electric unit (control unit).
NG >> Repair harness between ABS actuator and electric unit
(control unit) and ICC sensor integrated unit.
ICC Sensor Integrated Unit Circuit InspectionNKS00481
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of ICC sensor integrated unit for damage, bend and loose connection (unit
side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
Driver seat control
unit connectorTerminalResistance
(Approx.)
B204 3 19 54 – 66
PKIA6842E
ABS actuator and
electric unit
(control unit)
connectorTerminalResistance
(Approx.)
E30 35 14 54 – 66
PKIC0289E
Page 4418 of 5621
![INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 15)
LAN-749
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Revision: 2006 January2006 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ICC sensor integrated unit connector.
2. Check resista INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 15)
LAN-749
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2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ICC sensor integrated unit connector.
2. Check resista](/manual-img/42/57023/w960_57023-4417.png)
CAN SYSTEM (TYPE 15)
LAN-749
[CAN]
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2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ICC sensor integrated unit connector.
2. Check resistance between ICC sensor integrated unit harness
connector terminals.
OK or NG
OK >> Replace ICC sensor integrated unit.
NG >> Repair harness between ICC sensor integrated unit and
IPDM E/R.
IPDM E/R Circuit InspectionNKS00482
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of IPDM E/R for damage, bend and loose connection (control module side
and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect IPDM E/R connector.
2. Check resistance between IPDM E/R harness connector termi-
nals.
OK or NG
OK >> Replace IPDM E/R.
NG >> Repair harness between IPDM E/R and ICC sensor inte-
grated unit.
ICC sensor
integrated unit
connectorTerminalResistance
(Approx.)
E61 3 6 54 – 66
PKIC0300E
IPDM E/R
connectorTerminalResistance
(Approx.)
E9 49 50 108 – 132
PKIC0290E
Page 4419 of 5621
![INFINITI M35 2006 Factory Service Manual LAN-750
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
CAN Communication Circuit InspectionNKS00483
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from INFINITI M35 2006 Factory Service Manual LAN-750
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
CAN Communication Circuit InspectionNKS00483
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from](/manual-img/42/57023/w960_57023-4418.png)
LAN-750
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
CAN Communication Circuit InspectionNKS00483
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 (control module side,
control unit side, unit side, sensor side, meter side and harness side).
–ECM
–A/T assembly
–AWD control unit
–AFS control unit
–BCM
–LDW camera unit
–Low tire pressure warning control unit
–Steering angle sensor
–Intelligent Key unit
–Unified meter and A/C amp.
–NAVI control unit
–Pre-crash seat belt control unit
–Driver seat control unit
–ABS actuator and electric unit (control unit)
–ICC sensor integrated unit
–IPDM E/R
–Between ECM and A/T assembly
–Between ECM and AWD control unit
–Between ECM and AFS control unit
–Between ECM and NAVI control unit
–Between ECM and driver seat control unit
–Between ECM and IPDM E/R
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
Page 4420 of 5621
![INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 15)
LAN-751
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2. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect following connectors.
–ECM connector
–Harness conn INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 15)
LAN-751
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2. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect following connectors.
–ECM connector
–Harness conn](/manual-img/42/57023/w960_57023-4419.png)
CAN SYSTEM (TYPE 15)
LAN-751
[CAN]
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2. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect following connectors.
–ECM connector
–Harness connector M72
–BCM connector
–LDW camera unit connector
–Harness connector M61
2. Check continuity between ECM harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.
Harness between ECM and harness connector M72
Harness between ECM and BCM
Harness between ECM and LDW camera unit
Harness between ECM and harness connector M61
3. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between ECM harness connector terminals and
ground.
OK or NG
OK >> GO TO 4.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.
Harness between ECM and harness connector M72
Harness between ECM and BCM
Harness between ECM and LDW camera unit
Harness between ECM and harness connector M61
4. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect A/T assembly connector.
2. Check continuity between A/T assembly harness connector ter-
minals.
OK or NG
OK >> GO TO 5.
NG >> Repair harness between A/T assembly and harness
connector F102.
ECM connector Terminal Continuity
M71 94 86 No
PKIA9860E
ECM connector Terminal
GroundContinuity
M7194 No
86 No
PKIA9867E
A/T assembly
connectorTerminal Continuity
F42 3 8 No
SKIA6866E
Page 4421 of 5621
![INFINITI M35 2006 Factory Service Manual LAN-752
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
5. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between A/T assembly harness connector termi-
nals and ground.
OK or NG INFINITI M35 2006 Factory Service Manual LAN-752
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
5. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between A/T assembly harness connector termi-
nals and ground.
OK or NG](/manual-img/42/57023/w960_57023-4420.png)
LAN-752
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
5. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between A/T assembly harness connector termi-
nals and ground.
OK or NG
OK >> GO TO 6.
NG >> Repair harness between A/T assembly and harness
connector F102.
6. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect AWD control unit connector.
2. Check continuity between AWD control unit harness connector
terminals.
OK or NG
OK >> GO TO 7.
NG >> Repair harness between AWD control unit and harness
connector F102.
7. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between AWD control unit harness connector ter-
minals and ground.
OK or NG
OK >> GO TO 8.
NG >> Replace harness between AWD control unit and har-
ness connector F102.
8. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect AFS control unit connector.
2. Check continuity between AFS control unit harness connector
terminals.
OK or NG
OK >> GO TO 9.
NG >> Repair harness between AFS control unit and harness
connector F102.
A/T assembly
connectorTerminal
GroundContinuity
F423No
8No
SKIA6875E
AWD control unit
connectorTerminal Continuity
F109 8 16 No
SKIA6889E
AWD control unit
connectorTerminal
GroundContinuity
F1098No
16 No
PKIC0305E
AFS control unit
connectorTerminal Continuity
F110 30 7 No
PKIC0297E
Page 4422 of 5621
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9. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between AFS control unit harness connector termi-
n INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 15)
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Check continuity between AFS control unit harness connector termi-
n](/manual-img/42/57023/w960_57023-4421.png)
CAN SYSTEM (TYPE 15)
LAN-753
[CAN]
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Revision: 2006 January2006 M35/M45
9. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between AFS control unit harness connector termi-
nals and ground.
OK or NG
OK >> GO TO 10.
NG >> Replace harness between AFS control unit and harness
connector F102.
10. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect following connectors.
–Low tire pressure warning control unit connector
–Steering angle sensor connector
–Intelligent Key unit connector
–Unified meter and A/C amp. connector
–Harness connector M53
–Harness connector M13
2. Check continuity between data link connector terminals.
OK or NG
OK >> GO TO 11.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.
Harness between data link connector and harness
connector M62
Harness between data link connector and low tire pressure warning control unit
Harness between data link connector and steering angle sensor
Harness between data link connector and Intelligent Key unit
Harness between data link connector and unified meter and A/C amp.
Harness between data link connector and harness connector M53
Harness between data link connector and harness connector M13
AFS control unit
connectorTerminal
GroundContinuity
F11030 No
7No
PKIC0298E
Data link
connectorTerminal Continuity
M60 6 14 No
PKIA9865E
Page 4423 of 5621
![INFINITI M35 2006 Factory Service Manual LAN-754
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
11 . CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between data link connector terminals and ground.
OK or NG
OK >> GO TO 12.
INFINITI M35 2006 Factory Service Manual LAN-754
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
11 . CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between data link connector terminals and ground.
OK or NG
OK >> GO TO 12.](/manual-img/42/57023/w960_57023-4422.png)
LAN-754
[CAN]
CAN SYSTEM (TYPE 15)
Revision: 2006 January2006 M35/M45
11 . CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between data link connector terminals and ground.
OK or NG
OK >> GO TO 12.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.
Harness between data link connector and harness
connector M62
Harness between data link connector and low tire pressure warning control unit
Harness between data link connector and steering angle sensor
Harness between data link connector and Intelligent Key unit
Harness between data link connector and unified meter and A/C amp.
Harness between data link connector and harness connector M53
Harness between data link connector and harness connector M13
12. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect NAVI control unit connector.
2. Check continuity between NAVI control unit harness connector
terminals.
OK or NG
OK >> GO TO 13.
NG >> Repair harness between NAVI control unit and harness
connector M216.
13. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between NAVI control unit harness connector ter-
minals and ground.
OK or NG
OK >> GO TO 14.
NG >> Repair harness between NAVI control unit and harness
connector M216.
Data link
connectorTerminal
GroundContinuity
M606No
14 No
PKIA9872E
NAVI control unit
connectorTerminal Continuity
M210 71 72 No
PKIC0288E
NAVI control unit
connectorTerminal
GroundContinuity
M21071 No
72 No
PKIC0291E
Page 4424 of 5621
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14. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect following connectors.
–Pre-crash seat belt control INFINITI M35 2006 Factory Service Manual CAN SYSTEM (TYPE 15)
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14. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect following connectors.
–Pre-crash seat belt control](/manual-img/42/57023/w960_57023-4423.png)
CAN SYSTEM (TYPE 15)
LAN-755
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14. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect following connectors.
–Pre-crash seat belt control unit connector
–Harness connector B15
–Harness connector B3
2. Check continuity between harness connector terminals.
OK or NG
OK >> GO TO 15.
NG >> Replace harness.
15. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between harness connector terminals and ground.
OK or NG
OK >> GO TO 16.
NG >> Replace harness.
16. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect driver seat control unit connector.
2. Check continuity between driver seat control unit harness con-
nector terminals.
OK or NG
OK >> GO TO 17.
NG >> Repair harness between driver seat control unit and har-
ness connector B202.
Harness connector Terminal Continuity
B15 3 19 No
PKIC0292E
Harness connector Terminal
GroundContinuity
B153No
19 No
PKIC0293E
Driver seat control
unit connectorTerminal Continuity
B204 3 19 No
PKIA6842E