E 300 (124.131) L6-3.0L DSL (606.910) (1995)
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WARNING:This should be a momentary test. The technician should be aware that the heated coolant at the mono valve may cause burns.
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If the valve does not pulse, replace the mono valve.
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If the valve pulsates but hot coolant is not present at both sides of the valve, the valve may be plugged or defective. Replace or repair as
necessary.
