Nissan Sentra Service Manual: Dtc/circuit diagnosis

Basic inspection

Diagnosis and repair workflow Work flow OVERALL SEQUENCE DETAILED FLOW 1.INTERVIEW FOR MALFUNCTION Find out what the customer's concerns are. >> GO TO 2. 2.SYMPTOM CHECK Verify the ...

Power supply and ground circuit

Bcm (body control system) (with intelligent key system) BCM (BODY CONTROL SYSTEM) (WITH INTELLIGENT KEY SYSTEM) : Diagnosis Procedure Regarding Wiring Diagram information, refer to BCS-51, "Wir ...

Other materials:

Air conditioner system refrigerant and oil recommendations
The air conditioner system in your NISSAN vehicle must be charged with the refrigerant HFC-134a (R-134a) and NISSAN A/C system oil Type S or the exact equivalents. CAUTION The use of any other refrigerant or oil will cause severe damage to the air conditioning system and will require the repl ...

Positive crankcase ventilation
Inspection 1.CHECK PCV VALVE With engine running at idle, remove PCV valve from rocker cover. A properly working valve makes a hissing noise as air passes through it. A strong vacuum should be felt immediately when a finger is placed over valve inlet. Is the inspection result normal? YES &g ...

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 ...