Nissan Versa Sedan Service ManualElectrical & power control » LAN System (LAN)
EPS Branch line circuit
EPS Branch line circuit
Diagnosis 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 EPS control unit for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of EPS control unit.
2. Check the resistance between the EPS control unit harness connector
terminals.
Is the measurement value within the specification?
YES >> GO TO 3.
NO >> Repair the EPS control unit branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the EPS control unit. Refer to STC "Diagnosis Procedure".
Is the inspection result normal?
YES (Present error)>>Replace the EPS control unit. Refer to STC"Removal and Installation".
YES (Past error)>>Error was detected in the EPS control unit branch line.
NO >> Repair the power supply and the ground circuit.
Precautions
System
Trouble diagnosis
Diagnosis and repair workflow
Precautions
CAN Communication system
Main line between IPDM-E and DLC circuit
ECM Branch line circuit
ABS Branch line circuit
IPDM-E Branch line circuit
TCM Branch line circuit
A-BAG Branch line circuit
AV Branch line circuit
DLC Branch line circuit
EPS Branch line circuit
M&A Branch line circuit
STRG Branch line circuit
BCM Branch line circuit
CAN Communication circuit
Main line between IPDM-E and DLC circuit
ECM Branch line circuit
ABS Branch line circuit
IPDM-E Branch line circuit
A-BAG Branch line circuit
DLC Branch line circuit
EPS Branch line circuit
M&A Branch line circuit
STRG Branch line circuit
BCM Branch line circuit
CAN Communication circuit
Main line between IPDM-E and DLC circuit
ECM Branch line circuit
ABS Branch line circuit
IPDM-E Branch line circuit
TCM Branch line circuit
A-BAG Branch line circuit
DLC Branch line circuit
EPS Branch line circuit
M&A Branch line circuit
STRG Branch line circuit
BCM Branch line circuit
CAN Communication circuit
Main line between IPDM-E and DLC circuit
ECM Branch line circuit
ABS Branch line circuit
IPDM-E Branch line circuit
TCM Branch line circuit
A-BAG Branch line circuit
DLC Branch line circuit
EPS Branch line circuit
M&A Branch line circuit
STRG Branch line circuit
BCM Branch line circuit
CAN Communication circuit
Main line between IPDM-E and DLC circuit
ECM Branch line circuit
ABS Branch line circuit
IPDM-E Branch line circuit
TCM Branch line circuit
A-BAG Branch line circuit
AV Branch line circuit
DLC Branch line circuit
EPS Branch line circuit
M&A Branch line circuit
STRG Branch line circuit
BCM Branch line circuit
CAN Communication circuit
Nissan Versa Sedan Service Manual
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