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P0734 Diagnostic Trouble Code Discussion for February 2009

Fourth Gear Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0734
Help Request Posted
1997 Ford Aerostar 4.0L shift problems VIN: 1FMDA41X1V
P0734: 1-2 shift solenoid. Ran scanner. Showed shift point problems. Also shows case ground problem. Opened wiring harness and found computer ground tie point. Checked connection- also hooked gound to battery wire to connections- problem did not change. Back probed computer wies at comp...
February 01, 2009