Electrical
Electrical system diagnostics and repair
Diagnosing Intermittent Electrical Problems: The Hardest Job in the Shop
Intermittent electrical faults are the white whale of auto repair. The problem comes and goes, never acts up on your test drive, and makes you question your career choice. Here is how to catch them.
CAN Bus Communication Fault Diagnosis: U-Codes and Dead Modules
U-codes are the most intimidating DTCs for a lot of techs. When modules stop talking to each other, here is how to figure out which one went silent and why.
Its Probaly The Ground (And Other Electrical Truths)
Bad grounds cause more problems than almost anything else. Heres how to find and fix them.
Finding Parasitic Draws Without Going Crazy
Customer says battery keeps dying. Time to find whats draining it. Heres the process.
Voltage Drop Testing: The Skill That Changed Everthing
If you only learn one electrical diagnostic technique make it this one. Seriously.
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