Nissan Sentra Service Manual: Symptom diagnosis

Door switch

Component Function Check 1.Check function Select DOOR LOCK of BCM using CONSULT Select door sw-dr, door sw-as in data monitor mode Check that the function operates normally according to the f ...

Moonroof does not operate properly

Diagnosis Procedure 1. Check bcm power supply and ground circuit Check BCM power supply and ground circuit. Refer to PWC-31, "BCM (BODY CONTROL SYSTEM) (WITH INTELLIGENT KEY SYSTEM) : Diag ...

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 ...

Service
Never use electrical test equipment to check SRS circuits unless instructed to in this Service Manual. Before servicing the SRS, turn power switch OFF, disconnect battery negative terminal and wait 3 minutes or more. For approximately 3 minutes after the cables are removed, it is stil ...

B142A Ignition voltage
Description DTC B142A IGNITION VOLTAGE Ignition voltage is supplied to the air bag diagnosis sensor unit when the ignition is in the ON position. The air bag diagnosis sensor unit will monitor for low or high ignition voltage. PART LOCATION Refer to SRC-5, "Component Parts Location" ...