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I grounded the PTNK signal to simulate a good tank vacuum, and this stopped most of the DTC's, but when the car ran the OBD2 evap monitor routine,...
Yes, I disconnected the sensor at the tank. Line E2 is a sensor ground, shared by several sensors. The faulty pressure sensor basically shorts...
Solved. WHEW! I spent a few days trying to figure out why multiple ECM's all failed to communicate. I put a scope on the serial communication...
RE: discharged traction battery. Indeed. That was my first challenge. The motor quit at the exact top of a mountain pass, so the battery was...
The motor on my 2002 prius stopped while driving, and will not start. The car will not go into READY mode, but still allows slow operation on...
