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:

Measurement of weights
Secure loose items to prevent weight shifts that could affect the balance of your vehicle. When the vehicle is loaded, drive to a scale and weigh the front and the rear wheels separately to determine axle loads. Individual axle loads should not exceed either of the gross axle weight ratings ( ...

Squeak and rattle trouble diagnoses
Work Flow Customer interview Interview the customer if possible, to determine the conditions that exist when the noise occurs. Use the diagnostic worksheet during the interview to document the facts and conditions when the noise occurs and any customer's comments; refer to rf-37, "d ...

P0420 Three way catalyst function
DTC Logic DTC DETECTION LOGIC The ECM monitors the switching frequency ratio of air fuel ratio (A/F) sensor 1 and heated oxygen sensor 2. A three way catalyst (manifold) with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2. As oxygen storage c ...