Exhaust Gas Recirculation (EGR) Valve Replacement

For Reference

Cleaning EGR Valve (with Pictures) by SATURNFAN sunshn1972

richpin06a Exhaust Gas Recirculation Valve Checking

richpin06a EGR Passageway Length

richpin06a Trouble Code P0404 EGR Cleaning

Removal Procedure

1. Turn the ignition OFF.
2. Disconnect the EGR valve harness connector.
3. Remove the EGR valve attachment bolts and EGR valve and gasket.

Notice

The EGR valve should not be soaked in any solvent. Otherwise damage to the electrical solenoid and position sensor could result.

Notice

Remove all loose deposits from the EGR inlet passage, otherwise they could clog the EGR valve.

4. Inspect the cylinder head, EGR valve, and adapter passages for excessive carbon deposits. Deposits can be removed using a screwdriver.
5. Clean the EGR valve mounting surfaces and inspect for scoring and cracks.

Installation Procedure

Important

Ensure the gasket is installed correctly or a vacuum leak will occur.

1. Install the new EGR valve gasket.
2. Install the EGR valve.

Notice

Refer to Fastener Notice in Cautions and Notices.

3. Install the EGR valve attachment bolts.
Tighten

Tighten the EGR Valve-to-Head bolts to 25 N·m (19 lb ft).

4. Connect the EGR valve harness connector. Push in the connector until a click is heard and pull back to confirm a positive engagement.
5. Start the engine and inspect for exhaust gas leaks.