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Toyota Sienna Service Manual: Noise Occurs from Generator while Engine is Running

Toyota Sienna Service Manual / Engine / 2Gr-fe charging / Charging system / On-vehicle inspection / Noise Occurs from Generator while Engine is Running

INSPECTION PROCEDURE

1 CHECK LOOSENESS OF V-RIBBED BELT

(a) Check the tension of the belt by pushing it down with a finger.

OK: The tension of the belt is enough.

2 CHECK V-RIBBED BELT FOR WEAR

(a) Check the V-ribbed belt for wear.

OK: The V-ribbed belt is not worn.

3 CHECK CLUTCH PULLEY FOR WEAR

(a) Check the clutch pulley groove for wear or other defects.

OK: The clutch pulley groove is not damaged.

4 CHECK FOR NOISE WHILE CLUTCH PULLEY IS OPERATING

(a) Perform a road test and check if noise occurs when decelerating.

OK: Noise does not occur.

REPLACE GENERATOR ASSEMBLY

Charge Warning Light Comes ON while Driving
INSPECTION PROCEDURE 1 CHECK LOCK FUNCTION OF CLUTCH PULLEY (a) Check the lock function with the pulley installed in the vehicle. (1) Visually check that the rotor in the generator operates wit ...

Generator
...

Other materials:

Removal
1. REMOVE REAR WHEEL 2. REMOVE REAR SHOCK ABSORBER CAP LH (a) Remove the shock absorber head cover. (b) Remove the shock absorber cap LH. 3. REMOVE SHOCK ABSORBER ASSEMBLY REAR LH (a) Support the rear axle beam with a jack. (b) Using a 6 mm hexagon wrench to hold the piston rod, ...

Diagnostic trouble code chart
HINT: If a trouble code is displayed during the DTC check, inspect the circuit listed for that code. For details of each code, refer to the relevant page listed under respective "DTC No." in the DTC chart. TIRE PRESSURE WARNING SYSTEM: ...

How to proceed with troubleshooting
HINT:  Use this procedure to troubleshoot the engine immobiliser system.  The intelligent tester should be used in steps 4, 5 and 7. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK 3 CRANK ENGINE FOR MORE THAN 10 SECONDS 4 CHECK FOR DTC C ...

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