Nissan Sentra Service Manual: Wiring diagram

Preparation

Special Service Tool The actual shape of the tools may differ from those illustrated here. Commercial Service Tools Clip list Descriptions for Clips Replace any clips which are damaged d ...

Symptom diagnosis

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 Workshee ...

Other materials:

Basic inspection
Diagnosis and repair workflow Work Flow (With GR8-1200 NI) STARTING SYSTEM DIAGNOSIS WITH GR8-1200 NI To test the starting system, use the following special service tool: GR8-1200 NI Multitasking battery and electrical diagnostic station NOTE: Refer to the diagnostic station Instruction M ...

P0137 HO2S2
DTC Logic DTC DETECTION LOGIC The heated oxygen sensor 2 has a much longer switching time between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen storage capacity of the three way catalyst (manifold) causes the longer switching time. To judge the malfunctions of heated oxygen ...

P0171 Fuel injection system function
DTC Logic DTC DETECTION LOGIC With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture ratio can be brought closely to the theoretical mixture ratio based on the mixture ratio feedback signal from the A/F sensors 1. The ECM calculates the necessary compensation to correct th ...