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  1. You are here:  
  2. Home
  3. (Chapter 22) No Spark Troubleshooting, Ignition Coil & Module Testing

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  • (Chapter 1) Misfire ID, Compression Test, Vacuum Leaks, Fuel Trim, Head Gasket, Restricted Exhaust, Low Power, DVOM
  • (Chapter 2) Switch Inputs, digital signals, module communication, hall effect testing
  • (Chapter 3) Transistors, Solenoids, Computer Controlled Output Testing
  • (Chapters 4 and 5) Fuel Trim and Oxygen Sensor Testing
  • (Chapter 6) Temperature Sensor, Thermistor Circuit Tests
  • (Chapter 7) Potentiometer-position sensor tests TPS, EVP, APP, VAF etc
  • (Chapter 8) Pressure Sensor Testing, MAP, BARO, DPFE, fuel tank and rail pressure sensors
  • (Chapters 9, 10 and 11) The 5v Reference and Signal Circuit Quick Tests
  • (Chapter 12) Mass Airflow Sensor Testing
  • (Chapters 14, 15,16) Fuel Delivery and Fuel Pressure Testing
  • (Chapters 17, 18 and 19) Fuel Injector Testing
  • (Chapter 20) Idle Speed Problems and Testing
  • (Chapter 21) Ignition inputs, cam and crank
  • (Chapter 22) No Spark Troubleshooting, Ignition Coil & Module Testing
  • (Chapter 24) EGR Flow and System Tests
  • ABS Wheel Speed Sensor and System Testing
  • 2009 Chevy Silverado 2500 3" lift kit install
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99 Honda Civic No Spark Diagnosis with a Test Light

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I will show you how to troubleshoot the entire ignition system, including cam and crank signals, ECU to igniter control and igniter to ignition coil control using a simple test light. A follow up test will be done with a small single channel lab scope, showing yet another way to verify the same condition.

View More About This Video: 99 Honda Civic No Spark Diagnosis with a Test Light

2004 Saturn Ion 2.2 misfire, no spark from one coil, bad ignition module

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This is a common failure on the GM 2.2 Ecotec engine used in the Saturn Ion, Chevy Cavalier, Chevy Cobalt etc.

View More About This Video: 2004 Saturn Ion 2.2 misfire, no spark from one coil, bad ignition module

Operation and testing coil over plug ignition (4 wire) - Toyota/Lexus

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This case study is perfect for anyone interested in the working details of Toyota/Lexus coil over plug ignition system, and the very similar three-wire designs used by many other manufacturers.

View More About This Video: Operation and testing coil over plug ignition (4 wire) - Toyota/Lexus

Honda Civic, misfire, stall, hard start, weak spark (bad igniter)

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This vehicle came in with a long history, a severe misfire complaint that two shops couldn’t fix, and lots of parts changing along the way.

View More About This Video: Honda Civic, misfire, stall, hard start, weak spark (bad igniter)

2002 Chevy Cavalier No Start (a direction based approach)

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In this video I will show you how to use simple, fast testing methods to determine diagnostic direction with a no start condition.

View More About This Video: 2002 Chevy Cavalier No Start (a direction based approach)

  1. How to test for a shorted ignition coil (Honda Distributor)
  2. 2005 Trailblazer 4.2 #6 cylinder misfire diagnosis (spark and fuel test)
  3. Ford 5.4 shorted coil primary winding and bad computer driver
  4. How to determine which cylinder is misfiring (cylinder drop test)

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