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P1690 Diagnostic Trouble Code Discussion for March 2006

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Trouble Ticket Help Requests for DTC P1690
Help Request Posted
2000 Ford F-450 Super Duty Lariat 7.3L No Power cold VIN: 1FDXF46F0Y
P1690: Wastegate Control Valve Malfunction. ... power cold - very bad. As truck warms up it gets a liitle better but still feels underpowered. Not really desiel guy. Need a direction to go. Road tested it and can't tell what it feels like(either fuel or tranny related). Don't hear any exhaust restrictio...
March 20, 2006