OBD Guide

P0319

Rough Road Sensor B Signal Circuit

P0319 is an OBD-II diagnostic trouble code meaning: Rough Road Sensor B Signal Circuit. Common causes: open or shorted sensor wiring harness, rough road sensor b fault. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Rough engine idling
  • Deterioration of suspension performance
  • Malfunction lamp (Check Engine) lights up
  • Incorrect operation of the stabilization system

Causes

  • Open or shorted sensor wiring harness
  • Rough road sensor B fault
  • Poor contact in the sensor connector
  • Damage to ground circuit
  • Engine control unit (ECU) malfunction

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check the connection and condition of the sensor connector
  3. Check the resistance and functionality of the sensor
  4. Replace sensor if necessary
  5. Reset the error code and check for its reappearance

Related codes

Error P0319 by Vehicle Brand

FAQ

What does the P0319 code mean?

P0319 is an OBD-II diagnostic trouble code that indicates: Rough Road Sensor B Signal Circuit

What causes a P0319 error code?

The most common causes of P0319 include: Open or shorted sensor wiring harness; Rough road sensor B fault; Poor contact in the sensor connector; Damage to ground circuit.

How do I fix a P0319 diagnostic trouble code?

To fix P0319: Check the integrity of the sensor wiring harness. Check the connection and condition of the sensor connector. Check the resistance and functionality of the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0319?

Limited driving only, diagnose soon

How much does it cost to fix P0319?

The estimated repair cost for P0319 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat