OBD Guide

P0706

Transmission Range Sensor A Circuit Range/Performance

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$17–67 (est.)

Symptoms

  • Incorrect display of selector position on the instrument panel
  • Gearbox won't shift
  • Check Engine Light Is On
  • The engine does not start in certain modes (such as Park or Neutral)

Causes

  • Gear range sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Mechanical problem with gear selector
  • Transmission control module (TCM) malfunction

How to Fix

  1. Check the continuity of the gear range sensor circuit
  2. Inspect the sensor connectors for oxidation or damage.
  3. Check resistance and sensor signal
  4. If necessary, replace the gear range sensor
  5. Check the mechanical connection of the sensor with the gear selector

Related codes

Error P0706 by Vehicle Brand