OBD Guide

P0A49

Drive Motor B Position Sensor Circuit Intermittent

P0A49 is an OBD-II diagnostic trouble code meaning: Drive Motor B Position Sensor Circuit Intermittent. Common causes: damage to the sensor wiring harness, malfunction of the position sensor itself. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Instability of the hybrid system
  • power reduction
  • Check Engine light comes on
  • failures during acceleration
  • possible engine vibrations

Causes

  • damage to the sensor wiring harness
  • malfunction of the position sensor itself
  • poor contact in the sensor connector
  • corrosion or oxidation of contacts
  • problems with the hybrid system control unit

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check the connections and contacts of the sensor
  3. Test the position sensor with a multimeter
  4. If necessary, replace the position sensor
  5. Reset the error code and check the system

Related codes

Error P0A49 by Vehicle Brand

FAQ

What does the P0A49 code mean?

P0A49 is an OBD-II diagnostic trouble code that indicates: Drive Motor B Position Sensor Circuit Intermittent

What causes a P0A49 error code?

The most common causes of P0A49 include: damage to the sensor wiring harness; malfunction of the position sensor itself; poor contact in the sensor connector; corrosion or oxidation of contacts.

How do I fix a P0A49 diagnostic trouble code?

To fix P0A49: Check the integrity of the sensor wiring harness. Check the connections and contacts of the sensor. Test the position sensor with a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0A49?

Yes, but get it checked soon

How much does it cost to fix P0A49?

The estimated repair cost for P0A49 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat