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P0606 Diagnostic Trouble Code Discussion for September 2011

Control Module Internal Performance

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Trouble Ticket Help Requests for DTC P0606
Help Request Posted
2007 Chevrolet Tahoe LT 5.3L Hesitation, MIL Lamp on, Loss of power VIN: 1GNFK130X7
P0606: Control Module Internal Performance. Truck brought to shop with codes po641, po606, po532, po107. As soon as you clear the codes, it may not come back for a couple of days. It normally happens when the car is idling on park. As soon as code po641 comes out, the reduce engine power in dash message...
September 14, 2011
2004 Ford Freestar Limited 4.2L MIL Lamp on VIN: 2FMZA58284
P0606: PCM Internal communication error. This vehicle came in with the P0606 code stored and SES light on. Replaced PCM and flashed with latest calibation from Ford with an IDS scan tool. Vehicle came back two days later with same code. Hard to believe the PCM is bad again. Any other causes for this ...
September 30, 2011