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: A 3rd party mirror of CHARM + LEMON car manuals
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1990
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Impulse Automatic
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Engine Controls - Basic Testing - EFI
Engine Controls - Basic Testing - EFI
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Introduction
Visual Inspection
Mechanical Checks
Compression Check
Exhaust System BACKPRESSURE Check
Fuel System
Fuel System Pressure Release
Notes
Amigo, Pickup & Trooper
Impulse
Trooper 2.8L
Fuel Pressure (Amigo, Pickup & Trooper 2.6L)
Notes
Fuel Pump Pressure Test
Fuel Pump Relay Test (Amigo & Pickup 2.6L)
Fuel Pump Relay (Trooper 2.6L)
Fuel Pressure (Impulse)
Notes
Fuel Pump Pressure Test
Fuel Pump Relay
Chart A-7: Fuel System Pressure Test (Impulse)
Chart A-5: Fuel Pump Relay Circuit (Impulse)
Fuel Pressure (Trooper 2.8L)
Notes
Fuel Pump Pressure Test
Chart A-7: Fuel System Diagnosis (Trooper 2.8L)
Notes
Diagnostic Aids
Fuel Pump Relay Test (Trooper 2.8L)
Ignition System
High Energy Ignition (HEI) (Impulse & Trooper 2.8L)
Ignition System Check
Ignition Coil
Pick-Up Coil
Chart C-4C: Ignition System Check (Impulse)
Chart C-4B: Ignition System Check (Trooper 2.8L)
Except HEI (Amigo, Pickup & Trooper 2.6L)
Ignition Coil
Crank Angle Sensor
Power Transistor
Idle Speed & Ignition Timing
Chart A-3: Engine Cranks, But Will Not Run
Chart A-3: Engine Cranks But Won't Run (Impulse)
Test Procedures
Diagnostic Aids
Chart A-3: Engine Cranks, But Won't Run (Trooper 2.8L)
Test Procedures
Diagnostic Aids
Summary