Honda Prelude L4-1958cc DOHC (1989)
Relays and Modules
Sensors and Switches
Maintenance
Engine, Cooling and Exhaust
Powertrain Management
Relays and Modules - Powertrain Management
Sensors and Switches - Powertrain Management
Tune-up and Engine Performance Checks
Computers and Control Systems
A/C Signal
Intake Air Temperature Sensor
Fast Idle Valve <--> [Auxiliary Air Valve (Idle Speed)]
Atmospheric Pressure (PA) Sensor <--> [Barometric Pressure Sensor]
Body Control Module
Camshaft Position Sensor
Emission Control Box <--> [Central Electronics Box]
Coolant Temperature Sensor/Switch (For Computer)
Crankshaft Position Sensor
EGR Valve Lift Sensor <--> [EGR Valve Position Sensor]
Engine Control Module
Component Information
Locations
Diagrams
Diagram Information and Instructions
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Description and Operation
Idle Speed/Throttle Actuator - Electronic
Idle Up Control Valve
Main Relay (Computer/Fuel System)
Check Engine/PGM-FI Warning Lamp <--> [Malfunction Indicator Lamp]
Manifold Pressure/Vacuum Sensor
Heated Oxygen Sensor <--> [Oxygen Sensor]
Power Steering Pressure Switch
Relays and Modules - Computers and Control Systems
Sensors and Switches - Computers and Control Systems
Throttle Position Sensor
Transmission Position Switch/Sensor, A/T
Vacuum Switch
Speed Pulser <--> [Vehicle Speed Sensor]
Alternator FR Signal <--> [Voltage Signal]
Emission Control Systems
Fuel Delivery and Air Induction
Ignition System
Transmission Control Systems
Transmission and Drivetrain
Brakes and Traction Control
Starting and Charging
Power and Ground Distribution
Steering and Suspension
Heating and Air Conditioning
Restraint Systems
Accessories and Optional Equipment
Body and Frame
Cruise Control
Instrument Panel, Gauges and Warning Indicators
Lighting and Horns
Windows and Glass
Wiper and Washer Systems