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P0234 Diagnostic Trouble Code Discussion for June 2004

Turbocharger Engine Overboost

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Trouble Ticket Help Requests for DTC P0234
Help Request Posted
1999 Dodge Ram 3500 5.9L Hesitation, MIL Lamp on, lacks power warm VIN: 1B7MF3363X
P0234: turbo overboost. ... diesel ability is limited. Turn key on and code P0236 goes into pending code status. After about five miles, the truck starts loosing power and code P0234 sets. I removed the wastegate diaphragm and found it works off pressure and not vacuum. I applied pre...
June 16, 2004