Nissan Sentra manuals

Nissan Sentra Service Manual: 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 “Incident Simulation Tests”.

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
...

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:

Precautions on supplemental restraint system
This Supplemental Restraint System (SRS) section contains important information concerning the following systems: Driver and passenger supplemental frontimpact air bag (NISSAN Advanced Air Bag System) Front seat-mounted side-impact supplemental air bag Roof-mounted curtain side-impac ...

P0037, P0038 HO2S2 Heater
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0037 HO2 HTR (B1) (HO2S heater control circuit low bank 1 sensor 2) The current amperage in the heated oxygen sensor 2 heater ci ...

C1142 Press sensor
DTC Logic DTC DETECTION LOGIC DTC Display Item Malfunction detected condition Possible causes C1142 PRESS SEN CIRCUIT When a malfunction is detected in master cylinder pressure sensor. Stop lamp switch system ABS actuator and electric unit (co ...

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