Nissan Sentra Service Manual: Key to Symbols Signifying Measurements or Procedures

How to Follow Test Groups in Trouble Diagnosis

Test group number and test group title Test group number and test group title are shown in the upper portion of each test group. Work and diagnosis procedure Start to diagn ...

How to read wiring diagrams

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Other materials:

C1609 Vehicle speed signal
DTC Logic Dtc detection logic DTC Display item Malfunction detected condition Possible cause C1609 CAN VHCL SPEED Malfunction is detected in vehicle speed signal that is output from abs actuator and electric unit (control unit) via can communication. ...

Precaution
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 ...

Diagnosis description : malfunction indicator lamp (MIL)
When emission-related ECU detects a malfunction in the emission control systems components and/or the powertrain control components (which affect vehicle emissions), it turns on/blinks MIL to inform the driver that a malfunction has been detected. The MIL illuminates when ignition switch is t ...