Nissan Sentra Service Manual: Work Flow

Nissan Sentra Service Manual / General information / Basic inspection / Service information for electrical incident / Work Flow

STEP	DESCRIPTION
STEP 1	Get detailed information about the conditions and the environment when the incident occurred. The following are key pieces of information required to make a good analysis:
	WHAT	Vehicle Model, Engine, Transmission/Transaxle and the System (i.e. Radio).
	WHEN	Date, Time of Day, Weather Conditions, Frequency.
	WHERE	Road Conditions, Altitude and Traffic Situation.
	HOW	System Symptoms, Operating Conditions (Other Components Interaction). Service History and if any After Market Accessories have been installed.
STEP 2	Operate the system, road test if necessary. Verify the parameter of the incident. If the problem cannot be duplicated, refer to вЂњIncident Simulation TestsвЂќ.
STEP 3	Get the proper diagnosis materials together including: Power Supply Routing System Operation Descriptions Applicable Service Manual Sections Check for any Service Bulletins Identify where to begin diagnosis based upon your knowledge of the system operation and the customer comments.
STEP 4	Inspect the system for mechanical binding, loose connectors or wiring damage. Determine which circuits and components are involved and diagnose using the Power Supply Routing and Harness Layouts.
STEP 5	Repair or replace the incident circuit or component.
STEP 6	Operate the system in all modes. Verify the system works properly under all conditions. Make sure you have not inadvertently created a new incident during your diagnosis or repair steps.

Service information for electrical incident

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Control Units and Electrical Parts

PRECAUTIONS Never reverse polarity of battery terminals. Install only parts specified for a vehicle. Before replacing the control unit, check the input and output and functions of the compo ...

Other materials:

Changing wheels and tires
Tire rotation NISSAN recommends rotating the tires every 7,500 miles (12,000 km). See “Flat tire” in the “In case of emergency” section of this manual for tire replacing procedures. As soon as possible, tighten the wheel nuts to the specified torque with a torque wrench. Wheel ...

Front fog lamp circuit
Description The ipdm e/r (intelligent power distribution module engine room) controls the front fog lamp relay based on inputs from the bcm over the can communication lines. When the front fog lamp relay is energized, power flows from the front fog lamp relay in the ipdm e/r to the front fog ...

Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as вЂњAIR BAGвЂќ and вЂњSEAT BELT PRE-TENSIONERвЂќ, used along with a front seat belt, helps to reduce the risk or severity of injur ...