LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Nissan-Datsun
>>
1989
>>
Sentra Base
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
System/Component Tests
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
System/Component Tests
Expand All (for easy ctrl-f)
Collapse All
Introduction
Engine Sensors & Switches
Notes
Airflow Meter
Coolant Temperature Sensor
Crankshaft Angle Sensor
Exhaust Gas (Oxygen) Sensor
Exhaust Temperature Sensor (CALIFORNIA Models Only)
Neutral Inhibitor Switch
Power Steering Oil Pressure Switch
Throttle Position Sensor (TPS) & Idle Switch
Vehicle Speed Sensor
Relays & Solenoids
Relays
Notes
Except Safety Relay
Safety Relay
Solenoids
Air Injection Solenoid Valve
EGR Control Solenoid
Fuel Injector Solenoid
Fuel Pressure Regulator Solenoid
Idle-Up Solenoid
Power Valve Control Solenoid
Purge Valve Solenoid
Swirl Control Valve Solenoid
Fuel System
Fuel Delivery System
Fuel Pressure
Fuel Pressure Regulator (SFI)
Fuel Pressure Regulator Solenoid
Fuel Pump
Fuel Pump Relay
Start Signal
Fuel Control System
Feedback System
Notes
Led Feedback Table
Fuel Injector
Fuel Injector
Injector Resistance
Start Signal
Idle Speed System
Air Regulator
Auxiliary Air Control (AAC) Solenoid/Valve
Fast Idle Control Device (FICD)
Idle-Up Solenoid
Start Signal
Ignition System
Ignition System
Notes
Start Signal
Ignition Timing Control System
Timing Advance System
Emission Systems & Sub-Systems
Air Injection
Air Injection Valve
Air Injection Control Valve Solenoid
Automatic Temperature Control (ATC) System
Thermostatic Air Cleaner Functional Check
Vacuum Motor
Temperature Sensor
Canister Purge System
Fuel Tank & Vapor Vent Line
Carbon Canister
Fuel Check Valve
Purge Valve Solenoid (3-Port)
Purge Valve Solenoid (2-port)
Vacuum Relief Filler Cap
Early Fuel Evaporation (EFE) System
Mixture Heater (Sentra)
Mixture Heater Relay (Sentra)
Exhaust Gas RECIRCULATION (EGR)
EGR Backpressure Transducer
EGR Valve
EGR Valve Solenoid (3-Port)
EGR Valve Solenoid (2-Port)
Exhaust Gas Temperature Sensor
Start Signal
Positive Crankcase Ventilation (PCV) System
Check Charts