efilive pro with obd2 cant get heatbeat help !!

[southaussie]

what am i doing wrong? i just got this cable off the net and it is in the diagnostic plug, and my lappy, and im running the efilive pro v4 registered, i have selected the gm-vt6 xml and chosen the correct com port whick has been assigned to the device and NOTHING...

screen as follows


31:33.642: Initialising...
31:34.207: Opening COM4 8228,8,N,2
31:34.469: Ready.
31:39.002: Start macro: Engine data and DTCs: DATADTC
31:39.000: Synchronising ALDL communications...
31:39.000: Waiting for heartbeat: $08,$55,$A3
31:39.000: Waiting for Aldl bus silence of at least 50ms...
31:39.151: Com timeout: Expecting frame header byte
31:39.163: Synchronising ALDL communications...
31:39.163: Waiting for heartbeat: $08,$55,$A3
31:39.163: Waiting for Aldl bus silence of at least 50ms...
31:39.314: Com timeout: Expecting frame header byte
31:39.325: Synchronising ALDL communications...
31:39.325: Waiting for heartbeat: $08,$55,$A3
31:39.325: Waiting for Aldl bus silence of at least 50ms...
31:39.476: Com timeout: Expecting frame header byte
31:39.489: Stop macro: Engine data and DTCs: DATADTC

31:43.789: Check vehicle interface...
31:43.794: Waiting for Aldl bus silence of at least 50ms...
31:43.844: Requesting Max232 interface to acknowlege: $FF,$55,$AC...
31:43.865: Max232 interface detected OK

31:43.866: Scanning for heartbeat and chatter frames...
31:43.866: Waiting for Aldl bus silence of at least 50ms...
31:44.017: Com timeout: Expecting frame header byte
31:44.032: No chatter found

with i/o on

10:30.102: Check vehicle interface...
10:30.108: Waiting for Aldl bus silence of at least 50ms...
10:30.158: Requesting Max232 interface to acknowlege: $FF,$55,$AC...
10:30.158: Start writing frame
10:30.158: Send: $FF,$55,$AC
10:30.159: Finished writing frame
10:30.159: Wait 10 ms after writing, before reading...
10:30.169: Start reading frame
10:30.174: Aldl frame header byte: $FF
10:30.174: Aldl frame length byte: $ 0
10:30.174: Recv: $FF,$55,$AC
10:30.174: Finished reading frame
10:30.174: Max232 interface detected OK

10:30.174: Scanning for heartbeat and chatter frames...
10:30.174: Waiting for Aldl bus silence of at least 50ms...
10:30.225: Start reading frame
10:30.326: Com timeout: Expecting frame header byte
10:30.384: No chatter found