Sentra L4-2.0L (MR20DE) (2010)
![background image](/nissan/sentra/l4-2.0l_(mr20de)/Page-452003.png)
SYSTEM IS NORMAL
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Removal/installation of parts: Error may be detected when removing and installing CAN communication unit and related parts while turning the
ignition switch ON. (A DTC except for CAN communication may be detected.)
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Fuse blown out (removed): CAN communication of the unit may cease.
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Voltage drop: Error may be detected if voltage drops due to discharged battery when turning the ignition switch ON (Depending on the control
unit which carries out CAN communication).
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Error may be detected if the power supply circuit of the control unit, which carries out CAN communication, malfunctions (Depending on the
control unit which carries out CAN communication).
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Error may be detected if reprogramming is not completed normally.
CAUTION:
CAN communication system is normal if DTC of CAN communication is indicated on SELF-DIAG
RESULTS of CONSULT-III under the above conditions. Erase the memory of the self-diagnosis of each unit.
How To Use CAN Communication Signal Chart
TROUBLE DIAGNOSIS
How to Use CAN Communication Signal Chart
The CAN communication signal chart lists the signals needed for trouble diagnosis. It is useful for detecting the root cause by finding a signal related
to the symptom, and by checking transmission and reception unit.
Trouble Diagnosis Flow Chart
DIAGNOSIS AND REPAIR WORK FLOW
Trouble Diagnosis Flow Chart