P3113 Engine Trouble Code
What is P3113?
When P3113 code appears, first check your gas cap. Pull over safely, ensure it is tight, and inspect for cracks. A loose or damaged gas cap affects fuel-system pressure and emissions. A replacement cap costs about $3–$10. This simple fix can resolve the code and improve fuel economy.
Code Information
| Code Type: | OBD-II Powertrain (P) Trouble Code |
| System: | Powertrain |
| Code: | P3113 |
P3113 Symptoms
Check Engine Light
Illuminated dashboard warning
Engine Stalling
Engine stops unexpectedly or misfires
Performance Issues
Reduced power or acceleration
Starting Problems
Difficulty starting the engine
P3113 Code Structure
Understanding what each digit means in the P3113 powertrain trouble code:
| P | 3 | 1 | 1 | 3 |
|---|---|---|---|---|
| Powertrain Code | Ignition System Or Misfire | Fuel Rail/System Pressure — Too High | Engine Shutoff Solenoid Malfunction | Exhaust Gas Recirculation Sensor B Circuit High |
How to Fix P3113
Diagnostic Steps:
Oxygen sensors measure exhaust gas oxygen content to optimise air-fuel ratio. This optimisation improves fuel economy and reduces emissions. Sensors degrade over time and require periodic replacement.
Repair Solution:
Firing order is engineered to minimise vibration. Altering firing order results in mistimed ignition and poor engine operation. Consult vehicle-specific repair manual for correct firing order.
Technical Notes:
P3113 on electronically controlled automatic transmissions relates to shift solenoid operation. The solenoid actuates hydraulic circuits controlling clutches or bands for gear changes.
P3113 Description
P3113 engine trouble code is related to Exhaust Gas Recirculation Sensor B Circuit High.
Main Cause
The primary reason for P3113 OBD-II Engine Trouble Code is: Fuel Rail/System Pressure — Too High.