LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Chevrolet
>>
1996
>>
Suburban C2500, 7.4 J
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Basic Diagnostic Procedures - Gasoline
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Engine Controls - Basic Diagnostic Procedures - Gasoline
Expand All (for easy ctrl-f)
Collapse All
Model Identification
Introduction
Preliminary Inspection & Adjustments
Visual Inspection
Mechanical Inspection
Compression
Exhaust System Backpressure
A-3, No-Start Diagnosis
Definition
No Start - Engine Cranks Okay
General Inspection
Ignition System
Fuel System
Basic Fuel System Checks
Fuel System Pressure Relief
Fuel System Pressure Test
Test Description
Diagnostic Procedure
Injector Circuit Diagnosis (A-4)
C-4, Basic Ignition System Checks
Circuit Description
Enhanced Ignition System Check
Notes
Diagnostic Aids
Idle Speed & Ignition Timing
On-Board Diagnostic (OBD) System Check
Notes
Engine Controls - Basic Diagnostic Procedures - Gasoline
The OBD System Check determines:
A-1, Malfunction Indicator Light (Mil)
Notes
Diagnostic Aids
A-2, No Scan Tool Data
Summary