toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

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(f)  Check that the balance shafts turn smoothly.

(g)  Check that the punch marks shown in the illustration of the balance shafts are align with the grooves of the No.2 housing.

(h)  Check thrust clearances of the No.1 and No.2 balance shafts.

Using a dial indicator, measure the thrust clearance while moving the balance shaft back and forth.

Standard thrust clearance: 0.065 - 0.110 mm (0.0026 - 0.0043 in.) 
Maximum thrust clearance: 0.11 mm (0.043 in.)

If the clearance is greater than maximum, replace the balance shaft housings and bearings. If necessary, replace the balance shafts.

5.  CHECK BACKLASH OF BALANCE SHAFT GEARS

Refer to testing procedures. See: Testing and Inspection

INSTALL ENGINE BALANCER

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