10642903

1.

Inspect the Mass Air Flow Sensor (MAFS) for following conditions:

- Proper installation of sensor.

- Corrosion, contamination, or damaged connector.

- Excessive dirt or wet air cleaner.

- Distortion or clogged MAFS.

2.

Check for leakage on intake and intercooler system.

3.

Have any problems been found?

	▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure.
	▶ Go to "Electric Exhaust Gas Re-Circulation Control Actuator Inspection" procedure.

caution

•

When installing component, tighten it within specification.

•

If component is dropped, check for proper operation. The internal damage may be present.

caution

•

Careful not to damage the sensing element.

caution

•

When EEGR is replaced, perform "Essential work after component replacement. Otherwise, vehicle performance and emission control may not work properly until auto learning is completed.

4.

Ignition switch "OFF"

5.

Disconnect battery (-) cable.

6.

Refer to "Shop Manual" and disconnect EEGR actuator connector.

7.

Refer to "Shop Manual" and inspect for foreign substance on EEGR actuator.

8.

Refer to "Shop Manual" and check for stuck or damaged EEGR actuator.

9.

Have any problems been found?

	▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure.
	▶ Go to "Wiring Inspection" procedure.

caution

•

When installing component, tighten it within specification.

•

If component is dropped, check for proper operation. The internal damage may be present.