OBD Guide

P28EC

Shift Motor Position Sensor Exceeded Learning Limit

P28EC is an OBD-II diagnostic trouble code meaning: Shift Motor Position Sensor Exceeded Learning Limit. Common causes: shift motor position sensor malfunction, mechanical problems in the shift motor. Estimated repair cost: $33–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–89 (est.)

Symptoms

  • Incorrect gear shifting
  • Switching delays
  • Switching to emergency mode of the gearbox
  • Check Engine Light Illuminates

Causes

  • Shift motor position sensor malfunction
  • Mechanical problems in the shift motor
  • Problems in the sensor electrical circuit
  • Sensor is dirty or damaged
  • Problems with ECU software

How to Fix

  1. Check the electrical circuit of the position sensor
  2. Check the mechanical condition of the shift motor
  3. Clean or replace position sensor
  4. Check and update ECU software

Related codes

Error P28EC by Vehicle Brand

FAQ

What does the P28EC code mean?

P28EC is an OBD-II diagnostic trouble code that indicates: Shift Motor Position Sensor Exceeded Learning Limit

What causes a P28EC error code?

The most common causes of P28EC include: Shift motor position sensor malfunction; Mechanical problems in the shift motor; Problems in the sensor electrical circuit; Sensor is dirty or damaged.

How do I fix a P28EC diagnostic trouble code?

To fix P28EC: Check the electrical circuit of the position sensor. Check the mechanical condition of the shift motor. Clean or replace position sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P28EC?

Yes, but get it checked soon

How much does it cost to fix P28EC?

The estimated repair cost for P28EC is $33–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat