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P0743 Diagnostic Trouble Code Discussion for September 2006

Torque Converter Clutch Solenoid Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0743
Help Request Posted
1997 Dodge Grand Caravan SE 3.0L codes set mil inop VIN: 2B4GP4438V
P0743: Torque Converter Clutch Solenoid Circuit Malfunction. Check engine light inoperable, even for bulb test. Removed message center above cluster and gnd Blk/Pnk wire, light illuminates. Traced wire down to large connector on RH side of column. Saw that harness goes to firewall from here and splits both ways, now nee...
September 19, 2006
2005 Mercury Sable GS 3.0L Limp Mode VIN: 1MEFM50U15
P0743: TCC solenoid elect. Went to another shop and borrowed MATCO scanner, Codes above. Cleared codes and then test drove. Runs great, but only 1st. Back at my shop, X-ray works "no codes", snappy "no comm." So I try again with X-ray "P0606 controller/PCM failure...
September 28, 2006