OBD Guide

P1113

Intake Resonance Switchover Solenoid Control Circuit

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Unstable engine operation at medium speeds
  • Deterioration in acceleration dynamics
  • Increased fuel consumption
  • Check Engine Light Illuminates
  • Possible misfires

Causes

  • Open or short circuit in control circuit
  • Shift solenoid malfunction
  • Relay or fuse problems
  • Contact corrosion
  • Engine control unit malfunction

How to Fix

  1. Check the integrity of the solenoid control circuit
  2. Check solenoid resistance (usually 20-50 ohms)
  3. Inspect connectors and contacts for corrosion
  4. Check the functionality of the solenoid by applying 12V voltage
  5. If necessary, replace the solenoid or repair the wiring.

Related codes

Error P1113 by Vehicle Brand