Code result

P0882

TCM Power Input Signal Low

Moderate severity

What it means

TCM main supply voltage falls below the operating threshold for an extended period, causing reset risk and unreliable shift control.

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

  • Discharged or weak battery

    high

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

  • Voltage drop in supply wiring

    medium

    A plausible cause — test and verify before replacing parts.

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