DTC P0816 Cadillac
Downshift Switch Circuit
Downshift Switch Circuit
Description
P0815, P0816 or P0826 DTC P0815, P0816, P0826, P182E, P1876, P1877, P1915 or P1761 is not set. The ignition voltage is 8.6 volts or greater. The engine speed is 400 RPM or greater for 5 seconds.
Cause and Solution
P0816 - Condition 1
The BCM detects a stuck ON Tap Down switch for 1 second in Park or Neutral.
P0816 - Condition 2
Video Guide
Diagnostic Info
- DTC Code: P0816
- Brand: Cadillac