Code result

P0793

Intermediate Shaft Speed Sensor A Circuit No Signal

High severity

What it means

Intermediate shaft speed sensor A is connected and powered, but no rotation pulses arrive while the transmission is in motion. Either the sensor reluctor wheel is damaged, the sensor air gap is wrong, or the element has failed open.

Is it safe to drive?

No — stop driving

This code points to a problem that can cause damage or affect safety. Avoid driving and have the vehicle diagnosed promptly.

Most likely causes

  • Failed sensor element (open)

    high

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

  • Damaged reluctor wheel

    medium

    A plausible cause — test and verify before replacing parts.

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