TCM communication fault
Secondary -Air Injection Diverter (AIRD) solenoid circuit failure.
Brake input circuit fault
Brake input data - circuit faulty
Map has not changed normally
Error Code :81
Even with the proper scanner to view stability system data, the sensor is usually operating correctly at the time of diagnosis. There isalso a service bulletin that refers to a wiring harness that may cause these codes, but most allof the time it is the sensor. The sensor is not hard to replace. Takes just 15 minutes or so.