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DTC Descriptor

WARNING: This page is about a different car, the 2012 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
DTC U1814 00

Powertrain Wake Up Communication Circuit

DTC U1814 01

Powertrain Wake Up Communication Circuit Short to Battery

DTC U1814 02

Powertrain Wake Up Communication Circuit Short to Ground

DTC U1814 04

Powertrain Wake Up Communication Circuit Open

DTC U1814 5A

Powertrain Wake Up Communication Circuit Not Plausible

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