Nissan Sentra Service Manual: Symptom diagnosis

Basic inspection

Diagnosis and repair workflow Workflow OVERALL SEQUENCE DETAILED FLOW 1.INTERVIEW CUSTOMER Interview the customer to obtain as much information as possible about the conditions and environm ...

Heater and air conditioning system symptoms

Symptom table ...

Other materials:

System description
Refrigeration system Component part location High-pressure service port High-pressure pipe Expansion valve Low-pressure service port Low-pressure flexible hose Compressor Refrigerant pressure sensor Condenser and liquid tank assembly High-pressure flexible hose Refrigera ...

P014C, P014D, P015A, P015B A/F Sensor 1
DTC Logic DTC DETECTION LOGIC To judge the malfunction of A/F sensor 1, this diagnosis measures response time of the A/F signal computed by ECM from the A/F sensor 1 signal. The time is compensated by engine operating (speed and load), fuel feedback control constant, and the A/F sensor 1 tem ...

Precaution for work
When removing or disassembling each component, be careful not to damage or deform it. If a component may be subject to interference, be sure to protect it with a shop cloth. When removing (disengaging) components with a screwdriver or similar tool, be sure to wrap the component with a ...