2005 INFINITI FX35 ABS

LAN-112
[CAN]
CAN SYSTEM (TYPE 2)
Revision: 2005 July 2005 FX
3. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector.
2. Check continuity between harness connector E211 terminals 15G (L), 14G (R) and ABS actuator and electric unit (control
unit) harness connector E56 terminals 11 (L), 15 (R).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to LAN-7, "
TROUBLE DIAGNOSES WORK FLOW" .
NG >> Repair harness.
Inspection Between ABS Actuator and Electric Unit (Control Unit) and Driver
Seat Control Unit Circuit
AKS00CF5
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 E205
–Harness connector B5
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 and harness connector E205.
2. Check continuity between ABS actuator and electric unit (control unit) harness connector E56 terminals 11 (L), 15 (R) and har-
ness connector E205 terminals 3 (L), 10 (R).
OK or NG
OK >> GO TO 3.
NG >> Repair harness. 15G (L) - 11 (L) : Continuity should exist.
14G (R) - 15 (R) : Continuity should exist.
SKIA6864E
11 (L) - 3 (L) : Continuity should exist.
15 (R) - 10 (R) : Continuity should exist.
SKIA6880E

CAN SYSTEM (TYPE 2) LAN-117
[CAN]
C
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LAN
Revision: 2005 July 2005 FX
Unified Meter and A/C Amp. Circuit InspectionAKS00CFE
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of unified meter and A/C amp. for damage, bend and loose connection (meter side and harness side).
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect unified meter and A/C amp. connector.
2. Check resistance between unified meter and A/C amp. harness connector M55 terminals 1 (L) and 11 (R).
OK or NG
OK >> Replace unified meter and A/C amp.
NG >> Repair harness between unified meter and A/C amp. and harness connector M41.
ABS Actuator and Electric Unit (Control Unit) Circuit InspectionAKS00CFF
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 E56 terminals 11 (L) and 15 (R).
OK or NG
OK >> Replace ABS actuator and electric unit (control unit).
NG >> Repair harness between ABS actuator and electric unit (control unit) and harness connector E205.
1 (L) - 11 (R) : Approx. 54 - 66
Ω
SKIA6871E
11 (L) - 15 (R) : Approx. 54 - 66Ω
SKIA6872E

CAN SYSTEM (TYPE 2) LAN-119
[CAN]
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LAN
Revision: 2005 July 2005 FX
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect IPDM E/R connector.
2. Check resistance between IPDM E/R harness connector E9 ter- minals 48 (L) and 49 (R).
OK or NG
OK >> Replace IPDM E/R.
NG >> Repair harness between IPDM E/R and harness con-
nector B8.
CAN Communication Circuit InspectionAKS00CFI
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
–Display unit
–BCM
–Steering angle sensor
–LDW camera unit
–Unified meter and A/C amp.
–ABS actuator and electric unit (control unit)
–Driver seat control unit
–IPDM E/R
–Between ECM and IPDM E/R
–Between ECM and A/T assembly
–Between ECM and LDW camera unit
–Between ECM and driver seat control unit
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector. 48 (L) - 49 (R) : Approx. 108 - 132
Ω
SKIB1363E

LAN-122
[CAN]
CAN SYSTEM (TYPE 2)
Revision: 2005 July 2005 FX
8. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector and harness connector E205.
2. Check continuity between ABS actuator and electric unit (control unit) harness connector E56 terminals 11 (L) and 15 (R).
OK or NG
OK >> GO TO 9.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.

Harness between ABS actuator and electric unit (con-
trol unit) and harness connector E211

Harness between ABS actuator and electric unit (con-
trol unit) and harness connector E205
9. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between ABS actuator and electric unit (control
unit) harness connector E56 terminals 11 (L), 15 (R) and ground.
OK or NG
OK >> GO TO 10.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.

Harness between ABS actuator and electric unit (con-
trol unit) and harness connector E211

Harness between ABS actuator and electric unit (control unit) and harness connector E205
10. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect harness connector B8.
2. Check continuity between harness connector B5 terminals 3 (L) and 10 (R).
OK or NG
OK >> GO TO 11.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.

Harness between harness connector B5 and harness
connector B8

Harness between harness connector B5 and harness
connector B5
11 (L) - 15 (R) : Continuity should not exist.
SKIA6872E
11 (L) - Ground : Continuity should not exist.
15 (R) - Ground : Continuity should not exist.
SKIA6876E
3 (L) - 10 (R) : Continuity should not exist.
SKIA6877E

CAN SYSTEM (TYPE 2) LAN-125
[CAN]
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LAN
Revision: 2005 July 2005 FX
18. 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
–Display unit
–BCM
–Steering angle sensor
–LDW camera unit
–Unified meter and A/C amp.
–ABS actuator and electric unit (control unit)
–Driver seat 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 InspectionAKS00CFJ
Check the following. If no malfunction is found, replace the IPDM E/R.

IPDM E/R power supply circuit. Refer to PG-28, "IPDM E/R Power/Ground Circuit Inspection" .

Ignition power supply circuit. Refer to PG-12, "IGNITION POWER SUPPLY - IGNITION SW. IN “ON”
AND/OR “START”" .

CAN SYSTEM (TYPE 3) LAN-137
[CAN]
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LAN
Revision: 2005 July 2005 FX
Case 3
Check harness between unified meter and A/C amp. and ABS actuator and electric unit (control unit). Refer to
LAN-155, "
Inspection Between Unified Meter and A/C Amp. and ABS Actuator and Electric Unit (Control Unit)
Circuit" .
PKIB4404E
PKIB4275E

LAN-138
[CAN]
CAN SYSTEM (TYPE 3)
Revision: 2005 July 2005 FX
Case 4
Check harness between ABS actuator and electric unit (control unit) and driver seat control unit. Refer to LAN-
156, "Inspection Between ABS Actuator and Electric Unit (Control Unit) and Driver Seat Control Unit Circuit" .
PKIB4405E
PKIB4276E

CAN SYSTEM (TYPE 3) LAN-149
[CAN]
C
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L
M A
B
LAN
Revision: 2005 July 2005 FX
Case 15
Check ABS actuator and electric unit (control unit) circuit. Refer to LAN-162, "ABS Actuator and Electric Unit
(Control Unit) Circuit Inspection" .
PKIB4417E
PKIB4287E