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Section 12 (Engine Controls - Basic Testing)
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Section 12 (Engine Controls - Basic Testing)
WARNING:
This page is about a different car, the 1995 Cadillac Seville and 1995 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
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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 OK (4.9L W/ HEI Dist)
Notes
General Inspection
Ignition System
Fuel System
No Start - Engine Cranks Okay (4.6L With Dis)
Notes
General Inspection
Ignition System
Fuel System
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
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
Hall Effect Switch (4.9L)
Dis (4.6L)
Spark
Ignition Coil Power Source
Ignition Coil Resistance (Except 1.9L)
Crankshaft Sensor Pick-Up Coil Short & Resistance Checks
Crankshaft Sensor Output Signal
Tach Pulse (RPM) Signal
Idle Speed & Ignition Timing
Diagnostic Circuit Check
Summary
Wiring Diagrams