OBD Guide

P1115

Intake Air Temperature Sensor 2 Circuit High

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–22 (est.)

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Problems starting the engine
  • Check Engine light comes on
  • Reduced engine power

Causes

  • Malfunction of intake air temperature sensor 2
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Corroded or damaged wiring
  • Malfunction of the engine control unit (rare)

How to Fix

  1. Check the resistance of the air temperature sensor
  2. Inspect wiring and connectors for damage
  3. Check continuity with a multimeter
  4. Replace the air temperature sensor if necessary
  5. Clean or replace damaged wires

Related codes

Error P1115 by Vehicle Brand