Nissan Sentra Service Manual: Ecu diagnosis information

System

System Description Operation description A/C control transmits rear window defogger switch signal to A/C auto amp. when rear window defogger switch turns ON while ignition switch is ON. ...

Wiring diagram

Rear window defogger system Wiring diagram ...

Other materials:

Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of collision. Information necessary to service the system ...

Does not stop fully-open or fullyclosed position
Diagnosis procedure 1. Perform initialization procedure Perform initialization procedure. Refer to RF-18, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement". Is the inspection result normal? YES >> Inspection End. NO >> Perform basic ins ...

P0139 HO2S2
DTC Logic DTC DETECTION LOGIC The heated oxygen sensor 2 has a much longer switching time between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen storage capacity of the three way catalyst 1 causes the longer switching time. To judge the malfunctions of heated oxygen sensor 2, ...