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VALVE SPRING INSPECTION [WITH DIESEL PARTICULATE FILTER]

id0110f3501400

1. Apply pressure to the pressure spring and check the spring height. Replace the valve spring if necessary.

Pressing force

  172.1-194.9 N {17.55-19.87 kgf, 38.61-43.79 lbf}

Standard height

  38.0 mm {1.50 in}

2. Measure the out-of-square of the valve spring. Replace the valve spring if necessary.

Maximum valve spring out-of-square

  1.55mm {0.061 in}