A guide for the professional vehicle technician as well as the interested DIY. Over 800 photos and illustrations show "How To" test: batteries, computer/modules and sensors, continuity, current paths, connections, switch contacts, fuses, fusible links, circuit breakers, generators (alternators), relays, starters, shared current paths, engine compression, cylinder leak, fuel, fuel pumps, fuel injectors, as well as miscellaneous tasks.

Table of Contents:

• Meters & Meter Information
• About Voltage & Voltage Drop
• Amp Testing with a Meter & Inductive Pick-Up Use
• Battery Testing
• Computer Module & Sensor Testing
• Continuity Testing & Odometer Use
• Current Paths, Shared Current Paths, Connections & Switch Contact Testing
• Fuel, Fuel Pump & Fuel Injector Testing
• Fuses, Fusible Link & Circuit Breaker Testing
• Generator/Alternator Testing
• Misc. Tests & Information
• Relay & Solenoid Testing
• Starter Testing