Test Conditions
WARNING: This page is about a different car, the 1995 Cadillac Eldorado. However, it is still accessible from the selected car via links, so may be relevant.
Codes P021, P022, P024, P028 and P056 not set. Transaxle pressure switch indicating D1, D2, D3 or D4 position. Engine running and vehicle speed at 7 MPH or greater. Throttle angle position at 11 degrees or greater.