Code result

P2547

Torque Management Request Input Signal A High

Moderate severity

What it means

Torque management input A reads stuck high — analog short to reference voltage or message stuck at maximum value. The ECM rejects the request to avoid running unintended high-torque commands.

Is it safe to drive?

Use caution

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.

Most likely causes

  • Signal wire shorted to reference voltage

    high

    One of the most commonly reported causes for this code — check this first.

  • CAN message stuck at maximum value

    medium

    A plausible cause — test and verify before replacing parts.

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