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Home >> Buick >> 2004 >> Century Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 156 (Automatic Transaxle, 4T65-E Diagnosis (DTC P0218 To P1819)) >> DTC'S P0218 To P1819 >> DTC P0816 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

The PCM detects a downshift or up and downshift request for 1 second in park and then for 5 minutes in D4 since start-up.