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B1681 Diagnostic Trouble Code Discussion for September 2007

PATS Receiver Module Signal Not Received


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Trouble Ticket Help Requests for DTC B1681
Help Request Posted
2004 Ford Focus SE 2.3L Surge VIN: 1FAFP34Z04
B1681: PATS Transreceiver Sig Not Received By PATS Control - In PCM. Started by getting above codes from vehicle modules using a Genysis scanner. Inspected datastream & found long term fuel trim around -12% with short term around 0%. Checked freeze frame data & found code P1235 set @ 22mph, light throttle, operating tem...
September 04, 2007
2004 Ford Focus SE 2.3L Surge VIN: 1FAFP34Z04
B1681: PATS Transreceiver Sig Not Received By PATS Control - In PCM. Started by getting above codes from vehicle modules using a Genysis scanner. Inspected datastream & found long term fuel trim around -12% with short term around 0%. Checked freeze frame data & found code P1235 set @ 22mph, light throttle, operating tem...
September 04, 2007