Conditions for Setting the DTC
WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
P0506
- The actual idle speed is approximately 90 RPM lower than the desired idle speed continuously
- The above condition is present for 3 tests consisting of 8 seconds for each test.
P0507
- The actual idle speed is approximately 90 RPM greater than the desired idle speed.
- The above condition is present for 3 tests consisting of 8 seconds for each test..