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Q&A Vlog: Testing Ground Circuits and Wiring Integrity

In this HD video vlog, A Jeep owner has trouble with the gauges and engine tune on his early YJ Wrangler. Moses Ludel recommends the troubleshooting and diagnostics tools for checking circuits, grounds and voltage drops. The use of a volt-ohmmeter, lamp load test and other techniques apply. Wiring integrity and proper splices are also discussed.

Digital volt-ohmmeter is optimal tool for checking continuity and wire resistance. Fuel tank sender and pump module for early YJ Wrangler

Volt-ohmmeter and lamp load testing each serve electrical troubleshooting needs. The fuel pump module requires a proper power source and ground. Gauge and pump troubles can result from poor grounds. For more information, see the HD video (above) and the fuel pump replacement article by Moses Ludel.

 

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Click here for access to the Bentley Publishers website and Jeep Owner's Bible, 3rd Edition, by Moses Ludel.

Jeep® Owner's Bible  by Moses Ludel—available for more than two decades and a best seller!

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Each of Moses Ludel's Jeep® books earned an official Mopar® part number!

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 Ford F-Series Pickup Owner's Bible by Moses Ludel (Bentley Publishers)

Moses Ludel's Ford F-truck and GM truck books earned official Ford Motor Company 'SVO' and GM Motorsport part numbers!

 Chevrolet & GMC Light Truck Owner's Bible by Moses Ludel (Bentley Publishers)

 Toyota Truck & Land Cruiser Owner's Bible by Moses Ludel (Bentley Publishers)

The Toyota Truck and Land Cruiser book by Moses Ludel is a classic among vintage Toyota pickup and FJ40 Land Cruiser owners!

Find Moses Ludel's books at: Bentley Publishers, Amazon.com, Barnes & Noble, Advance Adapters, 4WD Hardware, Quadratec, Willys Jeep® Parts, 4x4Books—plus independent book stores and many 4WD outlets!

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