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U1040 Diagnostic Trouble Code Discussion for June 2008

Lost Communication With Antilock Brake System Module


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Trouble Ticket Help Requests for DTC U1040
Help Request Posted
2002 Pontiac Aztek 3.4L No Start VIN: 3G7DB03E12
U1040: loss comm. ... psi fuel press. No inj. pulse. Has code u1040 in BCM I beleive this is a theft related issue but our diag. equip. (and knowledge) is limited on this subject. Point me in the right direction if possible. Also had no cam signal when cranking. Is this normal?...
June 02, 2008
2002 Pontiac Aztek 3.4L No Start VIN: 3G7DB03E12
U1040: loss comm. ... psi fuel press. No inj. pulse. Has code u1040 in BCM I beleive this is a theft related issue but our diag. equip. (and knowledge) is limited on this subject. Point me in the right direction if possible. Also had no cam signal when cranking. Is this normal?...
June 02, 2008