Guided Component Tests
Training and Classes
90
11.1.3 How To Guide
The
How To
option provides multiple topics and references ranging from
instructional and basic theory to troubleshooting and testing instructions. Menu
options may include:
•
10-minute Electronic Classes
—provides basic electrical theory and testing
information. Topics may include:
• Ohm’s Law
• Variable Resistors
• Amperage
• Diode Continuity
• Electrical Circuits
• Guided Voltage Drop Test
• Other Electrical Measurements
• Resistance
• Scientific Notation
• Voltage
•
15-minute Ignition Class
—provides basic introductory ignition system
information. Topics may include:
• Introduction
• Coil on Plug (COP)
• Conventional
• Waste Spark
•
Illustrated Terms & Definitions
—provides common term definitions,
illustrations and tips associated with automotive component testing.
•
No-Start Basics
—provides basic step-by-step procedures for the diagnosis of a
no-start condition on carbureted and fuel injected vehicles.
•
O2 Sensor & Feedback System Analysis
—provides basic definition and
theory information for the following O2 sensor topics:
• Air Fuel Ratio Sensors
• Correct PCM Response (includes configured meter test)
• Heated Oxygen Sensor
• Non-Heated Oxygen Sensor
• Open and Closed Loop
• Oxygen Sensor Types
• Understanding Oxygen Sensors (includes configured meter test)
•
Snap-on Automotive Theory—
provides basic theory information on multiple
topics including:
• Air Conditioning
• Diagnosing Battery Draws
• Diesel Particulate Filters
• Electronic Parking Assistance
• HID Headlights
• Hybrid Vehicles
• LIN-BUS
• Supplemental Restraint Systems
• Tire Pressure Monitoring (TPMS)
•
Test Tips
—provides basic testing information, tips and procedures for specific
tests and meter operations. Topics may include:
• Alternator Ripple Test
• EVP Sensor Test
• Frequency, Pulse Width and Duty Cycle Test
• Graphing AC Voltage
• Injector Pulse Width Test
• Parasitic Draw Test
• Reading Pulsed DTC’s
• TPS Sweep Test
• Using Cursors
• Using Pressure Transducers
• Using Triggers
• Wiggle Test
• Zirconia Oxygen Sensor Rise Time
•
Theory and Operation—
provides basic theory information for the following
topics:
• Oxygen Sensors
• Relays
•
20-minute Current Ramp Classes
—provides an introduction to current ramp
testing using the Snap-on Low Amp Current Probes. Snap-on Low Amp
Current Probe operation information is also provided within the
Snap-on Low
Amp Probe Reference Manual
option. Topics may include:
• Fuel Injector Current Ramp (multiple types)
• Fuel Pump Current Ramp
• Fuel Pump RPM Calculation
• Ignition Coil Current Ramp (multiple types)
• Parasitic Draw
• Snap-on Low Amp Probe Reference Manual
• Using Fuse Box for Current Test Hard to Reach Wiring