lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Fuel Injector (For Direct Injection)|Page 4954 > < Fuel Injector (For Direct Injection)
Page 1
background image

Fuel Injector: Testing and Inspection
Fuel Injector (For Port Injection)

INSPECTION

1. INSPECT FUEL INJECTOR ASSEMBLY

a. Measure the resistance of the injector.

If the resistance is not as specified, replace the injector.

b. Inspect the injection volume.

CAUTION:  This test involves high-pressure fuel and electricity. Take all precautions regarding safe handling of both the fuel and the
electricity. Perform this test in a safe area, and avoid any sparks or flames. Do not smoke.

c. Remove the fuel pipe clamp.

d. Disconnect the fuel tube.

Fuel Injector (For Direct Injection)|Page 4954 > < Fuel Injector (For Direct Injection)