P0D8E: Battery Charger Coupler Status Indicator Control Circuit C High

P0D8E is recorded when channel C of the charge port status indicator shows a high level that the driver did not command, a short to a supply voltage or a driver that no longer turns off. Following the pattern GM published for the Volt's charge-status LED, this is checked while the output is meant to be inactive. No manufacturer documents P0D8E publicly. What the owner sees depends on what C signals on that vehicle: in multi-colour designs, where each LED colour carries a meaning such as fault, charging or complete, a constantly lit C channel can display a fault or a finished charge that is not real. Look for chafing where the harness passes the flap mechanism, a connector bridged by water or a stuck output stage. Charging is unaffected. P0D8C and P0D8D are the open and low faults of channel C.

High severity. Can I keep driving?If the car still runs, drive as little as possible and go to a specialized repair shop. Do not touch the orange cables: they carry high voltage.

Symptoms

Colour or segment C lit permanently
Port shows a fault or complete status that is not real

Most likely causes

Chafed channel C wire touching a supply wire at the flap mechanism
Connector bridged by water
Output stage in the control module stuck on

What to check, in order

Start with the simplest. You can tick off each step.

Read the codes with a hybrid-compatible scanner and write down the freeze frame data
Check the sensor's ground and make sure the signal wire is not receiving voltage from another circuit.
Make sure the battery cooling air intake is clean
Check the 12 V auxiliary battery, which can also trigger warnings
Leave any high-voltage measurements to a specialized repair shop

Good to know

Repair difficulty: medium

What each character of P0D8E means

P: Powertrain: engine and transmission
0: Generic code: same on every make
D: Subsystem depends on the code range
8E: Specific fault in that system

Frequently asked questions

Can I keep driving with code P0D8E?

If the car still runs, drive as little as possible and go to a specialized repair shop. Do not touch the orange cables: they carry high voltage.

What causes code P0D8E?

The most common causes are: chafed channel C wire touching a supply wire at the flap mechanism; connector bridged by water; output stage in the control module stuck on.

Related codes

Sources

Values and procedures vary by manufacturer. If it affects brakes, steering, fuel or high voltage, see a professional. Updated: 2026-11-04. How we build these pages.