P213A Fault Code

Exhaust Gas Recirculation Throttle Control Circuit B/Open

• What does that mean?
• Symptoms
• Causes
• Solutions

The P213A fault code refers to an issue with the Exhaust Gas Recirculation (EGR) throttle control circuit, specifically when it is open or has an open circuit condition. This can affect the vehicle's emissions system and overall engine performance.

• The EGR system helps reduce nitrogen oxide (NOx) emissions by recirculating a portion of the exhaust gases back into the engine's intake.
• A fault in this circuit may cause improper function of the EGR system, leading to increased emissions and potential engine damage if not addressed.
• This code is commonly associated with various vehicle models and may present different symptoms based on specific manufacturers' systems.

What are the symptoms of the P213A code?

Drivers may experience several symptoms when the P213A code is triggered, such as:

• Illuminated check engine light on the dashboard.
• Poor engine performance, including rough idling or hesitation during acceleration.
• Increased emissions during vehicle testing.
• A decrease in fuel efficiency due to improper air-fuel mixture.
• Potential stalling or difficult starting under certain conditions.

What causes the P213A code?

Several factors can lead to the P213A error code, including:

• A faulty EGR valve or its controls.
• Wiring issues or poor connections within the throttle control circuit.
• Faulty sensors that monitor the EGR valve position.
• A malfunctioning engine control module (ECM) may also contribute to this issue.
• Carbon buildup in the EGR system may restrict flow and trigger error codes.

How to fix P213A?

To resolve the P213A fault code, consider the following steps:

• Inspect the EGR valve for proper operation and replace it if necessary.
• Check the wiring and connectors within the throttle control circuit for any signs of damage or corrosion.
• Clean any carbon buildup in the EGR system to ensure proper airflow.
• Use a diagnostic scanner to reset the code after making repairs and monitor for reoccurrence.
• If the problem persists, it may be worthwhile to check the vehicle’s ECM for faults.