3800sc random multi cylinder misfire (Page 2/4)
Spoon FEB 05, 08:57 PM
Madess, a free bump for you.

Hopefully I'll be posting some scanner readings tomorrow.

Spoon

------------------
"Kilgore Trout once wrote a short story which was a dialogue between two pieces of yeast. They were discussing the possible purposes of life as they ate sugar and suffocated in their own excrement. Because of their limited intelligence, they never came close to guessing that they were making champagne." - Kurt Vonnegut

Spoon FEB 06, 11:42 PM
Madess, Here is a scan I took today for you and anyone else to check out. Looks like the temp never made it to 180 dg. I better check the stat. And the engine lit up right on schedule 3k.

Record Data

FRAME: 0 TM: 0.0

ABSLT TPS(%) 0.4
CALC LOAD(%) 1.6
COOLANT(°F) 153
ENG SPEED(RPM) 821
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 20.0
LT FTRM1(%) 14.8
MAF(LB/M) 0.62
MAP("HG) 8.0
MIL STATUS Off
O2S11(V) 0.090
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -0.8
ST FTRM1(%) -0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 1 TM: 1.7

ABSLT TPS(%) 0.0
CALC LOAD(%) 1.6
COOLANT(°F) 153
ENG SPEED(RPM) 840
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 20.0
LT FTRM1(%) 14.8
MAF(LB/M) 0.62
MAP("HG) 8.0
MIL STATUS Off
O2S11(V) 0.605
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -2.3
ST FTRM1(%) -2.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 2 TM: 3.3

ABSLT TPS(%) 0.0
CALC LOAD(%) 1.6
COOLANT(°F) 153
ENG SPEED(RPM) 838
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 20.5
LT FTRM1(%) 14.8
MAF(LB/M) 0.63
MAP("HG) 7.7
MIL STATUS Off
O2S11(V) 0.715
O2S12(V) 0.445
OBD2 STAT CA
ST FTRM11(%) -0.8
ST FTRM1(%) -0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 3 TM: 5.0

ABSLT TPS(%) 0.8
CALC LOAD(%) 2.0
COOLANT(°F) 153
ENG SPEED(RPM) 943
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 27.0
LT FTRM1(%) 10.2
MAF(LB/M) 1.32
MAP("HG) 8.9
MIL STATUS Off
O2S11(V) 0.035
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -2.3
ST FTRM1(%) -2.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 4 TM: 6.6

ABSLT TPS(%) 5.1
CALC LOAD(%) 5.5
COOLANT(°F) 153
ENG SPEED(RPM) 2143
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 30.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.05
MAP("HG) 7.4
MIL STATUS Off
O2S11(V) 0.290
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 5 TM: 8.2

ABSLT TPS(%) 6.3
CALC LOAD(%) 6.7
COOLANT(°F) 153
ENG SPEED(RPM) 2585
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.0
LT FTRM1(%) -1.6
MAF(LB/M) 2.39
MAP("HG) 6.8
MIL STATUS Off
O2S11(V) 0.640
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 6 TM: 9.9

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 154
ENG SPEED(RPM) 2830
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.54
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.570
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 7 TM: 11.6

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 154
ENG SPEED(RPM) 2899
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.0
LT FTRM1(%) -1.6
MAF(LB/M) 2.51
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.835
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 8 TM: 13.2

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 154
ENG SPEED(RPM) 2911
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.63
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.820
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 9 TM: 14.9

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 154
ENG SPEED(RPM) 2957
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.55
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.495
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 10 TM: 16.5

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 154
ENG SPEED(RPM) 2984
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.0
LT FTRM1(%) -1.6
MAF(LB/M) 2.56
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.450
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 11 TM: 18.1

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 154
ENG SPEED(RPM) 2964
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.60
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.260
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -2.3
ST FTRM1(%) -2.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 12 TM: 19.8

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.8
COOLANT(°F) 156
ENG SPEED(RPM) 3039
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.57
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.845
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -2.3
ST FTRM1(%) -2.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 13 TM: 21.4

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.8
COOLANT(°F) 156
ENG SPEED(RPM) 3046
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.57
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.125
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -2.3
ST FTRM1(%) -2.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 14 TM: 23.1

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 156
ENG SPEED(RPM) 3053
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.59
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.250
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -2.3
ST FTRM1(%) -2.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 15 TM: 24.7

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 156
ENG SPEED(RPM) 3060
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.64
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.810
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -2.3
ST FTRM1(%) -2.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 16 TM: 26.4

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.8
COOLANT(°F) 158
ENG SPEED(RPM) 3053
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.63
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.165
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) -2.3
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 17 TM: 28.0

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 158
ENG SPEED(RPM) 3082
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.65
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.820
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 18 TM: 29.7

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.8
COOLANT(°F) 158
ENG SPEED(RPM) 3082
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.63
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.095
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 19 TM: 31.4

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.8
COOLANT(°F) 160
ENG SPEED(RPM) 3104
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.60
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.855
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 20 TM: 33.0

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 160
ENG SPEED(RPM) 3104
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.65
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.720
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 21 TM: 34.7

ABSLT TPS(%) 7.5
CALC LOAD(%) 7.8
COOLANT(°F) 160
ENG SPEED(RPM) 3082
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.59
MAP("HG) 6.5
MIL STATUS Off
O2S11(V) 0.135
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 22 TM: 36.4

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 162
ENG SPEED(RPM) 3096
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.54
MAP("HG) 6.5
MIL STATUS On
O2S11(V) 0.850
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 23 TM: 38.0

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 162
ENG SPEED(RPM) 3018
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.51
MAP("HG) 6.5
MIL STATUS On
O2S11(V) 0.675
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 24 TM: 39.7

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 162
ENG SPEED(RPM) 3011
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -1.6
MAF(LB/M) 2.46
MAP("HG) 6.5
MIL STATUS On
O2S11(V) 0.120
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 25 TM: 41.3

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 162
ENG SPEED(RPM) 2998
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) -0.8
MAF(LB/M) 2.50
MAP("HG) 6.5
MIL STATUS On
O2S11(V) 0.130
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 4.7
ST FTRM1(%) 4.7
VEH SPEED(MPH) 0

------------------------------

FRAME: 26 TM: 43.0

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.5
COOLANT(°F) 163
ENG SPEED(RPM) 3032
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.5
LT FTRM1(%) 0.0
MAF(LB/M) 2.54
MAP("HG) 6.5
MIL STATUS On
O2S11(V) 0.270
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 0.8
ST FTRM1(%) 0.8
VEH SPEED(MPH) 0

------------------------------

FRAME: 27 TM: 44.7

ABSLT TPS(%) 6.7
CALC LOAD(%) 7.1
COOLANT(°F) 163
ENG SPEED(RPM) 3011
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 32.0
LT FTRM1(%) 0.8
MAF(LB/M) 2.50
MAP("HG) 6.5
MIL STATUS On
O2S11(V) 0.270
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 4.7
ST FTRM1(%) 4.7
VEH SPEED(MPH) 0

------------------------------

FRAME: 28 TM: 46.3

ABSLT TPS(%) 6.3
CALC LOAD(%) 5.9
COOLANT(°F) 163
ENG SPEED(RPM) 2730
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 22.0
LT FTRM1(%) 6.3
MAF(LB/M) 0.89
MAP("HG) 5.0
MIL STATUS On
O2S11(V) 0.030
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 10.9
ST FTRM1(%) 10.9
VEH SPEED(MPH) 0

------------------------------

FRAME: 29 TM: 48.0

ABSLT TPS(%) 0.4
CALC LOAD(%) 2.0
COOLANT(°F) 165
ENG SPEED(RPM) 1167
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 20.5
LT FTRM1(%) 10.2
MAF(LB/M) 0.67
MAP("HG) 6.8
MIL STATUS On
O2S11(V) 0.885
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 4.7
ST FTRM1(%) 4.7
VEH SPEED(MPH) 0

------------------------------

FRAME: 30 TM: 49.6

ABSLT TPS(%) 0.0
CALC LOAD(%) 1.6
COOLANT(°F) 165
ENG SPEED(RPM) 869
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 52
IGN ADV(°) 20.0
LT FTRM1(%) 15.6
MAF(LB/M) 0.57
MAP("HG) 7.7
MIL STATUS On
O2S11(V) 0.845
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 1.6
ST FTRM1(%) 1.6
VEH SPEED(MPH) 0

------------------------------

FRAME: 31 TM: 51.3

ABSLT TPS(%) 0.0
CALC LOAD(%) 1.6
COOLANT(°F) 165
ENG SPEED(RPM) 778
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 20.5
LT FTRM1(%) 15.6
MAF(LB/M) 0.61
MAP("HG) 8.3
MIL STATUS On
O2S11(V) 0.055
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 1.6
ST FTRM1(%) 1.6
VEH SPEED(MPH) 0

------------------------------

FRAME: 32 TM: 52.9

ABSLT TPS(%) 0.0
CALC LOAD(%) 1.6
COOLANT(°F) 167
ENG SPEED(RPM) 882
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 20.0
LT FTRM1(%) 16.4
MAF(LB/M) 0.59
MAP("HG) 7.7
MIL STATUS On
O2S11(V) 0.060
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 2.3
ST FTRM1(%) 2.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 33 TM: 54.6

ABSLT TPS(%) 0.0
CALC LOAD(%) 1.6
COOLANT(°F) 167
ENG SPEED(RPM) 858
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 20.0
LT FTRM1(%) 16.4
MAF(LB/M) 0.59
MAP("HG) 7.7
MIL STATUS On
O2S11(V) 0.195
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 6.3
ST FTRM1(%) 6.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 34 TM: 56.2

ABSLT TPS(%) 0.0
CALC LOAD(%) 1.6
COOLANT(°F) 167
ENG SPEED(RPM) 830
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 20.0
LT FTRM1(%) 16.4
MAF(LB/M) 0.58
MAP("HG) 7.7
MIL STATUS On
O2S11(V) 0.635
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 6.3
ST FTRM1(%) 6.3
VEH SPEED(MPH) 0

------------------------------

FRAME: 35 TM: 57.9

ABSLT TPS(%) 0.0
CALC LOAD(%) 1.6
COOLANT(°F) 167
ENG SPEED(RPM) 825
FUEL SYS 1 CLSD
FUEL SYS 2 N/A
IAT(°F) 54
IGN ADV(°) 20.0
LT FTRM1(%) 16.4
MAF(LB/M) 0.57
MAP("HG) 7.7
MIL STATUS On
O2S11(V) 0.715
O2S12(V) 0.450
OBD2 STAT CA
ST FTRM11(%) 6.3
ST FTRM1(%) 6.3
VEH SPEED(MPH) 0

Comments welcome..

Spoon


------------------
"Kilgore Trout once wrote a short story which was a dialogue between two pieces of yeast. They were discussing the possible purposes of life as they ate sugar and suffocated in their own excrement. Because of their limited intelligence, they never came close to guessing that they were making champagne." - Kurt Vonnegut

[This message has been edited by Spoon (edited 02-06-2020).]

OntarioKev FEB 07, 10:48 AM
Are those the only parameters you can log? It doesn't appear to contain any of the misfire counts for the cylinders. I do see LT fuel trims sitting at 16% in some areas which isn't ideal (not the end of the world though).

Please let us know if you are able to log other parameters.
Spoon FEB 07, 02:36 PM

quote
Originally posted by OntarioKev:

Are those the only parameters you can log? It doesn't appear to contain any of the misfire counts for the cylinders. I do see LT fuel trims sitting at 16% in some areas which isn't ideal (not the end of the world though).

Please let us know if you are able to log other parameters.



I'm still learning this scanner Actron 9680. I just upgraded the scanner software and it displays a lot of good info. In my opinion their software for the PC program sucks. It lags behind the scanner upgrade instructions. When the scanner shows "PRINT ALL" and I press the scanner button I would expect to see all the data printed out.

Just to use the PRINT OPTION the PC program instructions mention USB & Serial connector (scanner only has USB connector & cable) and what to look for and where to look in "Device Manager" for the com port # if it doesn't show up on the scanner yada, yada. It's like going back to Windows 95. I've tried to run this program on 3 different PC's --Win 7, 8.1 & 10 all professional level. It was only chance that the print out in above posting occurred. Sorry for the rant. I'll see if I can get a more complete print out even if I have to transpose data from the scanner using something called paper & pencil.

Spoon


------------------
"Kilgore Trout once wrote a short story which was a dialogue between two pieces of yeast. They were discussing the possible purposes of life as they ate sugar and suffocated in their own excrement. Because of their limited intelligence, they never came close to guessing that they were making champagne." - Kurt Vonnegut

Phil FEB 07, 05:58 PM
I chased a misfire in my 3800sc for 3 years - finally found it. Turns out three of the bolts on the super charger would loosen up and develop a slight vacuum leak. Leak wouldn't show up using a spray test
Spoon FEB 07, 09:55 PM
Bet you were a happy camper that day! Plus an inexpensive fix not counting any unneeded parts you threw at it over the years.

Spoon

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"Kilgore Trout once wrote a short story which was a dialogue between two pieces of yeast. They were discussing the possible purposes of life as they ate sugar and suffocated in their own excrement. Because of their limited intelligence, they never came close to guessing that they were making champagne." - Kurt Vonnegut

Dennis LaGrua FEB 10, 09:42 PM
Your PCM is trying to increase fuel as the LTFT and STFT are both going positive. Anything over 5% is typically a concern.

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" THE BLACK PARALYZER" -87GT 3800SC Series III engine, custom ZZP /Frozen Boost Intercooler setup, 3.4" Pulley, Northstar TB, LS1 MAF, 3" Spintech/Hedman Exhaust, P-log Manifold, Autolite 104's, MSD wires, Custom CAI, 4T65eHD w. custom axles, Champion Radiator, S10 Brake Booster, HP Tuners VCM Suite.
"THE COLUSSUS"
87GT - ALL OUT 3.4L Turbocharged engine, Garrett Hybrid Turbo, MSD ign., modified TH125H
" ON THE LOOSE WITHOUT THE JUICE "

Spoon FEB 12, 10:54 PM

quote
Originally posted by Dennis LaGrua:

Your PCM is trying to increase fuel as the LTFT and STFT are both going positive. Anything over 5% is typically a concern.




Dennis, I agree with your prognosis. Just have to figure out whats causing the lean condition at 3k rpm. My scanner does show voltage wave forms but it doesn't seem to print them out. I'll try doing a video of the scanner screen using my cell phone.

Spoon

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"Kilgore Trout once wrote a short story which was a dialogue between two pieces of yeast. They were discussing the possible purposes of life as they ate sugar and suffocated in their own excrement. Because of their limited intelligence, they never came close to guessing that they were making champagne." - Kurt Vonnegut

Madess FEB 16, 03:51 PM
Ok, so I put in the Walbro fuel pump. I turned the car to on, and it was still a little over 40psi. So as I test, I connected it directly to 12v and it showed 55psi at the fuel rail. I then started the car, and the pressure dropped back to 40psi. I am assuming the has something to do the fuel pressure regulator. When I hit the gas the fuel pressure really doesn't change.

This is what the fuel connections look like.
Spoon FEB 16, 10:17 PM
Madess, your description & pic look proper. A few days ago I was trying to do more scans for my misfire and ran out of gas. I'll try again after I fuel up.

Spoon


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"Kilgore Trout once wrote a short story which was a dialogue between two pieces of yeast. They were discussing the possible purposes of life as they ate sugar and suffocated in their own excrement. Because of their limited intelligence, they never came close to guessing that they were making champagne." - Kurt Vonnegut

[This message has been edited by Spoon (edited 02-16-2020).]