HỆ THỐNG NGUỒN ĐIỆN TRÊN NISSAN VERSA SEDAN ĐỜI 2012
Trang 1ELECTRICAL & POWER CONTROL
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CONTENTS POWER CONTROL SYSTEM
IPDM E/R
PRECAUTION 2
PRECAUTIONS 2
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TEN-SIONER" 2
SYSTEM DESCRIPTION .3
COMPONENT PARTS .3
Component Parts Location 3
SYSTEM 4
RELAY CONTROL SYSTEM 4
RELAY CONTROL SYSTEM : System Diagram 4
RELAY CONTROL SYSTEM : System Descrip-tion 5
POWER CONSUMPTION CONTROL SYSTEM 5
POWER CONSUMPTION CONTROL SYSTEM : System Diagram 5
POWER CONSUMPTION CONTROL SYSTEM : System Description .5
DIAGNOSIS SYSTEM (IPDM E/R) 7
Diagnosis Description .7
CONSULT Function (IPDM E/R) 8
ECU DIAGNOSIS INFORMATION .10
IPDM E/R (INTELLIGENT POWER DISTRI-BUTION MODULE ENGINE ROOM) .10
Reference Value 10
Fail-Safe 14
DTC Index 15
WIRING DIAGRAM 16
IPDM E/R (INTELLIGENT POWER DISTRI-BUTION MODULE ENGINE ROOM) .16
Wiring Diagram 16
DTC/CIRCUIT DIAGNOSIS .21
U1000 CAN COMM CIRCUIT .21
Description 21
DTC Logic 21
Diagnosis Procedure .21
B2098 IGNITION RELAY ON STUCK .22
Description 22
DTC Logic 22
Diagnosis Procedure .22
B2099 IGNITION RELAY OFF STUCK .23
Description 23
DTC Logic 23
Diagnosis Procedure .23
POWER SUPPLY AND GROUND CIRCUIT 24
Diagnosis Procedure .24
REMOVAL AND INSTALLATION 25
IPDM E/R 25
Removal and Installation .25
Trang 2< PRECAUTION > [IPDM E/R]
WARNING:
• To avoid rendering the SRS inoperative, which could increase the risk of personal injury or death in the event of a collision which would result in air bag inflation, all maintenance must be performed by
an authorized NISSAN/INFINITI dealer.
• Improper maintenance, including incorrect removal and installation of the SRS, can lead to personal injury caused by unintentional activation of the system For removal of Spiral Cable and Air Bag Module, see the SR section.
• Do not use electrical test equipment on any circuit related to the SRS unless instructed to in this Service Manual SRS wiring harnesses can be identified by yellow and/or orange harnesses or har- ness connectors.
PRECAUTIONS WHEN USING POWER TOOLS (AIR OR ELECTRIC) AND HAMMERS
WARNING:
• When working near the Airbag Diagnosis Sensor Unit or other Airbag System sensors with the tion ON or engine running, DO NOT use air or electric power tools or strike near the sensor(s) with a hammer Heavy vibration could activate the sensor(s) and deploy the air bag(s), possibly causing serious injury.
Igni-• When using air or electric power tools or hammers, always switch the Ignition OFF, disconnect the battery, and wait at least 3 minutes before performing any service.
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SYSTEM DESCRIPTION
COMPONENT PARTS
Component Parts Location
1 IPDM E/R