OBD Guide

P2806

Transmission Range Sensor Alignment

P2806 is an OBD-II diagnostic trouble code meaning: Transmission Range Sensor Alignment. Common causes: mechanical offset of the gear range sensor, electrical connection problems (oxidation, broken wires). Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Incorrect display of the current gear on the instrument panel
  • Problems starting the engine (the car may not start)
  • Transmission shifts incorrectly or does not shift
  • Check Engine Light Is On

Causes

  • Mechanical offset of the gear range sensor
  • Electrical connection problems (oxidation, broken wires)
  • Malfunction of the TRS sensor itself
  • Transmission control module (TCM) problems
  • Incorrect installation of the sensor after repair

How to Fix

  1. Check the mechanical position of the sensor and adjust if necessary
  2. Inspect electrical connections and wiring harness for damage
  3. Check the resistance and signals of the sensor using a multimeter
  4. If necessary, replace the gear range sensor
  5. Calibrate the sensor using diagnostic equipment

Related codes

Error P2806 by Vehicle Brand

FAQ

What does the P2806 code mean?

P2806 is an OBD-II diagnostic trouble code that indicates: Transmission Range Sensor Alignment

What causes a P2806 error code?

The most common causes of P2806 include: Mechanical offset of the gear range sensor; Electrical connection problems (oxidation, broken wires); Malfunction of the TRS sensor itself; Transmission control module (TCM) problems.

How do I fix a P2806 diagnostic trouble code?

To fix P2806: Check the mechanical position of the sensor and adjust if necessary. Inspect electrical connections and wiring harness for damage. Check the resistance and signals of the sensor using a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2806?

Limited driving only, diagnose soon

How much does it cost to fix P2806?

The estimated repair cost for P2806 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat