OBD Guide

P3113

Cylinder 4 High-Pressure Fuel Injector Low Side Circuit Low

P3113 is an OBD-II diagnostic trouble code meaning: Cylinder 4 High-Pressure Fuel Injector Low Side Circuit Low. Common causes: cylinder 4 injector malfunction, open or short circuit in wiring harness. Estimated repair cost: $33–167.

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

Symptoms

  • Unstable engine idling
  • Loss of engine power
  • Increased fuel consumption
  • Misfire in cylinder 4
  • Check Engine light comes on

Causes

  • Cylinder 4 injector malfunction
  • Open or short circuit in wiring harness
  • Poor contact in the injector connector
  • Engine control unit (ECU) malfunction
  • Injector circuit power problems

How to Fix

  1. Check the resistance of the injector of cylinder 4
  2. Inspect the wiring harness and connectors for damage.
  3. Check the voltage in the injector control circuit
  4. If necessary, replace the injector
  5. Check the operation of the engine control unit

Related codes

FAQ

What does the P3113 code mean?

P3113 is an OBD-II diagnostic trouble code that indicates: Cylinder 4 High-Pressure Fuel Injector Low Side Circuit Low

What causes a P3113 error code?

The most common causes of P3113 include: Cylinder 4 injector malfunction; Open or short circuit in wiring harness; Poor contact in the injector connector; Engine control unit (ECU) malfunction.

How do I fix a P3113 diagnostic trouble code?

To fix P3113: Check the resistance of the injector of cylinder 4. Inspect the wiring harness and connectors for damage.. Check the voltage in the injector control circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P3113?

Yes, but get it checked soon

How much does it cost to fix P3113?

The estimated repair cost for P3113 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat