Nissan Sentra Service Manual: Description

Nissan Sentra Service Manual / General information / How to use this manual / How to follow trouble diagnoses / Description

NOTICE:

Trouble diagnoses indicate work procedures required to diagnose problems effectively. Observe the following instructions before diagnosing.

Before performing trouble diagnoses, read the вЂњWork FlowвЂќ in each section.
After repairs, re-check that the problem has been completely eliminated.
Refer to Component Parts and Harness Connector Location for the Systems described in each section for identification/location of components and harness connectors.
When checking circuit continuity, ignition switch should be OFF.
Refer to the Circuit Diagram for quick pinpoint check.
If you need to check circuit continuity between harness connectors in more detail, such as when a sub-harness is used, refer to Wiring Diagram in each individual section and Harness Layout in PG section for identification of harness connectors.
Before checking voltage at connectors, check battery voltage.
After accomplishing the Diagnosis Procedures and Electrical Components Inspection, make sure that all harness connectors are reconnected as they were.

How to follow trouble diagnoses

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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 ...

Other materials:

Can communication circuit
Diagnosis procedure 1.Connector inspection Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Disconnect all the unit connectors on CAN communication system. Check terminals and connectors for damage, bend and loose connection. Is the inspection resu ...

P060A ECM
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P060A CONTROL MODULE (Internal control module monitoring processor performance) ECM internal monitoring processor is malfunctioning. ...

P2122, P2123 APP Sensor
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P2122 or P2123 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to EC-353, "DTC Logic". DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible caus ...