2007 INFINITI M35 Factory Service Manual

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Page 3441 of 4647

INFINITI M35 2007 Factory Service Manual LAN-94
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of NAVI control unit.
2. Check the resistance between the NAVI control uni

Page 3442 of 4647

INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS
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Revision: 2007 April2007 M35/M45
3. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply, ignition signal and the ground circuit of th

Page 3443 of 4647

INFINITI M35 2007 Factory Service Manual LAN-96
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of Intelligent Key unit.
2. Check the resistance between the Intelligent K

LAN-96
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of Intelligent Key unit.
2. Check the resistance between the Intelligent Key unit harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Repair the Intelligent Key unit branch line.
3. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the Intelligent Key unit. Refer to BL-91, "
Check Power Sup-
ply and Ground Circuit" .
OK or NG
OK >>Present error: Replace the Intelligent Key unit. Refer to BL-123, "Removal and Installation of
Intelligent Key Unit" .
Past error: Error was detected in the Intelligent Key unit branch line.
NG >> Repair the power supply and the ground circuit.
Unified Meter and A/C Amp. Branch Line CircuitNKS004GG
INSPECTION PROCEDURE
1. CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the unified meter and A/C amp. for damage, bend and loose con-
nection (unit side and connector side).
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of unified meter and A/C amp.
2. Check the resistance between the unified meter and A/C amp. harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Repair the unified meter and A/C amp. branch line.
3. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the unified meter and A/C amp. Refer to DI-34, "
Power Sup-
ply and Ground Circuit Inspection" .
OK or NG
OK >>Present error: Replace the unified meter and A/C amp. Refer to DI-38, "Removal and Installa-
tion of Unified Meter and A/C Amp." .
Past error: Error was detected in the unified meter and A/C amp. branch line.
NG >> Repair the power supply and the ground circuit.
Intelligent Key unit harness connector
Resistance (Ω)
Connector No. Terminal No.
M32 38 37 Approx. 54 – 66
Unified meter and A/C amp. harness connector
Resistance (Ω)
Connector No. Terminal No.
M65 56 72 Approx. 54 – 66

Page 3444 of 4647

INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS
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Revision: 2007 April2007 M35/M45
Steering Angle Sensor Branch Line CircuitNKS004GH
INSPECTION PROCEDURE
1. CHECK CONNECTOR
1. Turn the ignitio

Page 3445 of 4647

INFINITI M35 2007 Factory Service Manual LAN-98
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of low tire pressure warning control unit.
2. Check the resistance between

Page 3446 of 4647

INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS
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Revision: 2007 April2007 M35/M45
Pre-Crash Seat Belt Control Unit Branch Line CircuitNKS004H5
INSPECTION PROCEDURE
1. CHECK CONNECTOR
1. Turn

Page 3447 of 4647

INFINITI M35 2007 Factory Service Manual LAN-100
[CAN]
TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of driver seat control unit.
2. Check the resistance between the driver s

LAN-100
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TROUBLE DIAGNOSIS
Revision: 2007 April2007 M35/M45
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of driver seat control unit.
2. Check the resistance between the driver seat control unit harness connector terminals.
OK or NG
OK >> GO TO 3.
NG >> Replace the body harness.
3. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the driver seat control unit. Refer to SE-17, "
Schematic" .
OK or NG
OK >>Present error: Replace the driver seat control unit.
Past error: Error was detected in the driver seat control unit branch line.
NG >> Repair the power supply and the ground circuit.
ABS Actuator and Electric Unit (Control Unit) Branch Line CircuitNKS004GM
INSPECTION PROCEDURE
1. CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the ABS actuator and electric unit (control unit) for damage, bend
and loose connection (unit side and connector side).
OK or NG
OK >> GO TO 2.
NG >> Repair the terminal and connector.
2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of ABS actuator and electric unit (control unit).
2. Check the resistance between the ABS actuator and electric unit (control unit) harness connector termi-
nals.
OK or NG
OK >> GO TO 3.
NG >> Repair the ABS actuator and electric unit (control unit) branch line.
3. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ABS actuator and electric unit (control unit). Refer to
BRC-14, "
Schematic" .
OK or NG
OK >>Present error: Replace the ABS actuator and electric unit (control unit). Refer to BRC-57,
"Removal and Installation" .
Past error: Error was detected in the ABS actuator and electric unit (control unit) branch line.
NG >> Repair the power supply and the ground circuit.
Driver seat control unit harness connector
Resistance (Ω)
Connector No. Terminal No.
B204 3 19 Approx. 54 – 66
ABS actuator and electric unit (control unit) harness connector
Resistance (Ω)
Connector No. Terminal No.
E30 35 14 Approx. 54 – 66

Page 3448 of 4647

INFINITI M35 2007 Factory Service Manual TROUBLE DIAGNOSIS
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Revision: 2007 April2007 M35/M45
ICC Sensor Integrated Unit Branch Line CircuitNKS004H6
INSPECTION PROCEDURE
1. CHECK CONNECTOR
1. Turn the i

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