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RobertSmalls · 05-08-2011, 09:24 AM

I had this symptom after I damaged the ScanGauge cable. Perhaps one of the data pins on your car's OBD-II port is damaged. If you have a multimeter and the pinouts of the port and ECU, this is pretty easy to test for.

05-08-2011, 09:24 AM	#3 (permalink)
RobertSmalls Left Lane Ecodriver Join Date: Aug 2008 Location: Buffalo, NY, USA Posts: 2,257 Prius C - '12 Toyota Prius C Thanks: 79 Thanked 287 Times in 200 Posts	I had this symptom after I damaged the ScanGauge cable. Perhaps one of the data pins on your car's OBD-II port is damaged. If you have a multimeter and the pinouts of the port and ECU, this is pretty easy to test for.