EGR Valve: Service and Repair

Rear Of Engine:

Remove or Disconnect
1. Negative battery cable
2. Hose from AIR check valve
3. Vacuum line
4. Retaining nuts
5. EGR valve

EGR Manifold Passage:
Inspect
If EGR passages in the inlet manifold indicate excessive build-up of deposits, the passages should be cleaned. Care should be taken to ensure that all loose particles are completely removed to prevent them from clogging the EGR valve or from being ingested into the engine.

Clean
1. With a wire wheel, buff the exhaust deposits from the mounting surface and around the valve.
2. Look for exhaust deposits in the valve outlet. Remove deposit build-up with a screwdriver.
3. Clean mounting surfaces of intake manifold and valve assembly.

Install or Connect
1. EGR valve on intake manifold using a new gasket
Torque Value: 22 N-m (16 lb.ft.)
2. Vacuum hose to valve
3. Hose to AIR check valve
4. Negative battery cable