Removal Procedure
- Turn the ignition OFF.
- Disconnect the EGR valve harness connector.
- 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.
- Inspect the cylinder head, EGR valve, and adapter passages for
excessive carbon deposits. Deposits can be removed using a screwdriver.
- 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.
- Install the new EGR valve gasket.
- Install the EGR valve.
Notice: Refer to Fastener Notice in the Preface section.
- Install the EGR valve attachment bolts.
Tighten
Tighten the EGR Valve-to-Head bolts to 25 N·m (19 lb ft).
- Connect the EGR valve harness connector. Push in the connector until a
click is heard and pull back to confirm a positive engagement.
- Start the engine and inspect for exhaust gas leaks.