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Code 8 - No Dump Valve

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  1. Unplug computer module connector. Check resistance between terminals No. 14 and 8, and ground. If resistance is 1-3 ohms, replace computer module. If resistance is less than one ohm, unplug electro-hydraulic valve connector.
  2. Check resistance between terminals No. 1 and 3. If resistance is less than one ohm, replace electro-hydraulic valve. If resistance is 1-3 ohms, repair shorted wire between terminal No. 1 on electro-hydraulic connector and computer module.
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