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Aurora
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Engine Controls - Basic Testing
Engine Controls - Basic Testing
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Introduction
Preliminary Inspection & Adjustments
Visual Inspection
Mechanical Inspection
Compression
Exhaust System Backpressure
Diagnosis
Pcm Replacement Check
No Start Diagnosis (A-3)
Notes
Definition
No Start - Engine Cranks Okay (4.0 With Dis)
Notes
General Inspection
Ignition System
Fuel System
No Start - Engine Cranks Okay (3.8L With C( )I)
Notes
General Inspection
Ignition System (VIN K, L & 1)
Fuel System (VIN K & 1)
Basic Fuel System Checks (A-7)
Notes
Fuel System Pressure Test
Fuel Pressure Relief
Fuel Pressure Check
Fuel Pump Relay
Fuel Pump Relay By-Pass Procedure
Field Service Mode Check
Basic Ignition System Checks (C-4)
HEI-Est Distributor
Notes
Spark
Ignition Coil Power Source
Ignition Coil Resistance
Distributor Pick-Up Coil Short & Resistance Checks
Tach Pulse (RPM) Signal
Dis (4.0L)
Spark
Ignition Coil Power Source
Ignition Coil Resistance
Crankshaft Sensor Pick-Up Coil Short & Resistance Checks
Crankshaft Sensor Output Signal
Tach Pulse (RPM) Signal
C(3)I (3.8L)
Spark
Ignition Coil Power Source
Ignition Coil Resistance
Tach Pulse (RPM Reference) Signal
Idle Speed & Ignition Timing
Diagnostic Circuit Check
Notes
A-1, Mil Inoperative
A-2, Mil On Steady Or Won't Flash Code 12
3.8L
4.0L
Summary
Wiring Diagrams