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P2806 Powertrain

Transmission Range Sensor Alignment

The TCM detects that the transmission range sensor mechanical alignment is outside the calibration window. Selector positions read with offset across the entire travel.

Affected components

  • Transmission range sensor
  • Selector linkage

Common causes

  • High likelihood: Selector linkage shifted on the sensor shaft
  • Medium likelihood: Sensor mounting bolts loose

Possible symptoms

  • Check engine or transmission warning light on
  • Harsh, delayed, or missing shifts
  • Possible limp mode (locked in one gear)
  • Slipping or shuddering during gear changes

Diagnostic notes

  • The malfunction indicator lamp may illuminate

Sources

Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.

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