Camry Sedan 2-Door V6-3.0L (1MZ-FE) (1994)
Fuel Injector: Testing and Inspection
On-Vehicle
PROCEDURE
Operational Inspection
1. Disconnect negative (-) terminal cable from battery.
CAUTION: Work must be started after 90 seconds from the time the ignition switch is turned to the LOCK position and the negative (-) terminal
cable is disconnected from the battery.
2. Remove V-bank cover.
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Using a 5 mm hexagon wrench, remove the 2 cap nuts and V-bank cover.
3. Inspect injector operation check operation sound from each injector.
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With the engine running or cranking, use a sound scope to check that there is normal operating noise in proportion to engine speed.
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If you have no sound scope. you can check the injector operating vibration with your finger.
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If no sound or unusual sound is heard, check the wiring connector, injector or injection signal from the ECM.