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P1629 Diagnostic Trouble Code Discussion for August 2005

Theft Deterrent Signal Not Received

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Trouble Ticket Help Requests for DTC P1629
Help Request Posted
1994 Buick LeSabre Custom 3.8L No Start VIN: 1G4HP52L1R
P1629: fuel enable circuit. ... but no run car with a code p1629.I have batt voltage at terminals a1 a2 and b2. I have grounds at terminals b5 and b6 of the theft module. With module disconnected I have 5 volts at terminal a3. With the module connected I have49.50 hertz.I have replaced p...
August 23, 2005