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VCTRAILER_a204 — Stc Stuck On

Full alert identifier: VCTRAILER_a204_stcStuckOn

Alert description

The vehicle trailer controller (VCTRAILER) detected current flowing through the Switched-Tank Converter (STC), in either the forward or backward direction, when VCTRAILER expected the STC to be powered off

Potential impact

Trailer brakes may be inoperative

Set condition

Measured current through the STC is nonzero while it is commanded off

Clear condition

Toggle Trailer Mode OFF and ON

Signals to check

These diagnostic fields are associated with VCTRAILER_a204. Check the alert's Alert Log in Service Mode Plus for available values.

Signal Unit
Stc Current VCTRAILER_a204_stcCurrent A

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCTRAILER_a204.

Browse all VCTRAILER alert codes