Electrical: Check Engine light came on, ABS light came on, speedometer stopped working. Tech says this is an electrical wiring problem. Charging $100 per hour to identify broken wire. Seems like a scam to me. Please advise.

The Miks I cannot speak to how someone else estimates a repair, I can say that we will always give an exact estimate including sales tax to make a repair, the same goes for a diagnosis. Dan

Professional scan test needed... Suspect : ABS Differential Sensor//circuit.