OIL PUMP INSPECTION [WL-C, WE-C]
id0111b6801300
1. Measure the following clearance.
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• If it exceeds the maximum specification, replace the gear and/or pump body.
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Standard oil pump tip clearance
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0.10—0.19 mm {0.0040—0.0074 in}
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Maximum oil pump tip clearance
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0.20 mm {0.0079 in}
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Standard oil pump side clearance
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0.04—0.09 mm {0.0016—0.0035 in}
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Maximum oil pump side clearance
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0.15 mm {0.0059 in}
2. Measure the free length of plunger spring.
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• If it exceeds the standard specification, replace the plunger spring.
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Standard plunger spring length
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43.8 mm {1.72 in}
