Nissan Sentra Service Manual: How to follow trouble diagnoses

How to use this manual

Description This volume explains “Removal, Disassembly, Installation, Inspection and Adjustment” and “Trouble Diagnoses”. Terms The captions WARNING and CAUTION warn you o ...

Description

NOTICE: Trouble diagnoses indicate work procedures required to diagnose problems effectively. Observe the following instructions before diagnosing. Before performing trouble diagnoses, read th ...

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A-bag branch line circuit
Diagnosis procedure Warning: Always observe the following items for preventing accidental activation. Before servicing, turn ignition switch off, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor.) Never use unspecified tester or other me ...

B0021 Side curtain air bag module LH
Description DTC B0021 LH SIDE CURTAIN AIR BAG MODULE The LH side curtain air bag module is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will monitor for opens and shorts in detected lines to the LH side curtain air bag module. PART LOCATION Refer to SRC-5, ...

The fuel gauge indicator does not operate
Description Fuel gauge will not indicate from a certain position. Diagnosis procedure 1.CHECK FUEL LEVEL SENSOR SIGNAL CIRCUIT Check the fuel level sensor signal circuit. Refer to MWI-58, "Diagnosis Procedure". Is the inspection result normal? YES >> GO TO 2. NO >> ...