Live Manual
Engine Error

P0105

Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction

Severity
Medium

Symptoms

Rough idle, hesitation, poor fuel economy, check engine light

Common Causes

  • Faulty MAP sensor
  • Broken vacuum line to the sensor
  • Wiring harness damage
  • Corroded electrical connector

How to Fix

  1. 1 Test and replace MAP sensor
  2. 2 Replace damaged vacuum lines
  3. 3 Repair wiring harness
  4. 4 Clean connector contacts
Estimated Repair Cost USD
$50 $250

MAP sensor: 50 - 150; Vacuum lines: 20