No aftermarket radio is installed. That is interesting about the failing ABS unit. I will have to research that, I did not expect one failing controller to take down everything.
1999 VW Passat B5 is not running well (stalls frequently, the exhaust does not smell normal)
Performed an auto scan and it took several minutes but VCDS does not appear to be connecting to any of the controllers. I also tried connecting to specific controllers and I get a message of "No...
I put a voltmeter on the wires going to the solenoid.
There is always 12V running to the shift selector solenoid when ignition on (14v when engine running).
The voltage drops down to zero when I hit the brake pedal.
I thought since this was the expected behavior, the wiring would be good...
If I clear the codes, the transmission gear indicator on the dashboard appears normal and no transmission faults occur on scan. If I start the car, transmission indicator lights up showing limp mode.
I replaced the TCM on this car a couple of years ago and put the module in a plastic bag...