Range Rover Sport (LS) V8-4.2L SC (2006)
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A small number of random particles is acceptable ([A] in Figure 6).
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If the filter is heavily contaminated with black particles and sludge ([B] in Figure 6), an actuator internal piston seal failure has probably
occurred.
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If the filter is lightly contaminated with grey metallic looking particles ([C] in Figure 6), a pump failure may have occurred.
2.
Inspect the reservoir fluid filter for signs of contamination.