LEMON Manuals
: Even more car manuals for everyone
Home
>>
Chevrolet
>>
1996
>>
Chevy Express G2500, Van Cargo Extended, 4L60E/M30
>>
Repair and Diagnosis
>>
External Pages
>>
Different car
>>
Section 25 (Engine Controls - Basic Testing - 3.1L)
Section 25 (Engine Controls - Basic Testing - 3.1L)
WARNING:
This page is about a different car, the 1995 Pontiac Trans Sport and 1995 Chevrolet Lumina APV. However, it is still accessible from the selected car via links, so may be relevant.
Expand All (for easy ctrl-f)
Collapse All
Model Identification
Introduction
Preliminary Inspection & Adjustments
Visual Inspection
Mechanical Inspection
Compression
Exhaust System Backpressure
Check At Oxygen Sensor
Diagnosis
A-3, No-Start Diagnosis
Definition
No Start - Engine Cranks Okay (HEI-Est)
General Inspection
Ignition System
Fuel System (TBI)
No Start - Engine Cranks Okay (Enhanced/High Value Ignition System)
General Inspection
Ignition System
Fuel System (CPI)
A-7, Basic Fuel System Checks
Fuel System Pressure Relief
Notes
TBI Unit
Fuel System Pressure Test
Notes
TBI
Field Service Mode Check
C-4, Basic Ignition System Checks
HEI-Est Distributor
Notes
Spark
Ignition Coil Power Source
Ignition Coil Resistance
Distributor Pick-Up Coil Short & Resistance Checks
Tach Pulse (RPM) Signal
Idle Speed & Ignition Timing
Diagnostic Circuit Check
Diagnostic circuit check determines the following:
A-1, Malfunction Indicator Light (Mil) Inoperative
A-2, Mil Always On Or Won't Flash Code 12
Diagnostic Circuit Check & Work Flow Chart
Summary
Wiring Diagrams