Source File: C:\Program Files\CATS\11-24-17.bin
Print Date: 11/26/2017
ECM SWITCH TABLE
X Err 24, Vech Speed Err enable, X=Enabled
X Err 31, Governor Diag. X=Enabled
0 Err 32, EGR Error Enable, X=Enabled
X Err 42, EST Err enable, X=Enabled
X Err 43, ESC Err enable, X=Enabled
ECM CONSTANTS
Initial Spark 7 Deg.
Main Spark Bias 0 Deg.
Maximum Spark Advance 42.2 Deg.
Maximum Spark Retard -3.9 Deg.
Knock Retard Enable Speed Threshold 2 MPH
Knock Retard Enable RPM Threshold 1600 RPM
Knock Retard Enable Cool. Temp Threshold -0.5 Deg. C
RPM to Bypass Power Enrich. Delay 5600 RPM
Power Enrichment Mode Delay 60 Sec's
Base Pulse Width Constant 160 Const.
Cold Closed Loop Delay Timer 120 Sec
Warm Closed Loop Delay Timer 30 Sec
Warm Closed Loop Timer Cool Temp Thresh. 69 Deg. C
Closed Loop Min. Coolant Temp. Threshold 40 Deg. C
Minimum MAP To Enable BLM 18.1 Kpa
Maximum MAP To Enable BLM 101.9 Kpa
Max RPM for BLM 5500 RPM
Maximum BLM 172
Miniimum BLM 84
Speed To Enable Open Loop Idle 4 MPH
TPS To Enable Open Loop Idle 2.3 % TPS
Minimum Air Fuel Ratio for Open Loop 14 AFR
Maximum Air Fuel Ratio for Open Loop 13 AFR
EGR On, (TPS) 2 % TPS
EGR Off, (TPS) 3.1 % TPS
EGR On (Eng Speed) 1400 RPM
EGR Off (Eng Speed) 1600 RPM
EGR On, (Low MAP) 28.1 Kpa
EGR Off, MAP, (Low MAP) 34 Kpa
EGR Off, (High MAP) 98.9 Kpa
EGR On, (High MAP) 97.8 Kpa
Min. Coolant Temp. To Enable EGR 115 Deg. C
Idle RPM Adder - A/C On 0 RPM
IAC Park Down Position 145 Steps
Differential IAC For P/N to Drive 0 Steps
IAC Motor Park to Run Delay 0.3 Sec.
Min. IAC Adder for A/C On 8 Steps
Max. IAC Adder for A/C On 25 Steps
Maximum IAC Value 145 Steps
Number of Cylinders 8
PROM ID 6275
Target Governor RPM 5700 RPM
Governor Disable RPM 5650 RPM
Target Governor Vehicle Speed 90 MPH
Target Governor Vehicle Speed Hysteresis 2 MPH
Governor Overspeed Light Enable RPM 6000 RPM
Main Spark Advance
RPM MAP (Kpa)
30 35 40 45 50 55 60 65 70 75 80 85 90 95 100
400 23.9 23.9 23.9 23.9 23.9 23.9 23.9 23.9 23.9 23.9 20.0 17.9 15.1 12.0 9.8
600 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 17.9 15.1 12.0 9.8
800 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 20.0 17.9 15.1 12.0 9.8
1000 28.1 28.1 28.1 28.1 28.1 28.1 28.1 27.1 26.0 23.9 20.0 17.9 16.9 15.1 14.1
1200 29.9 35.9 35.9 35.9 35.9 33.0 30.9 28.8 26.0 23.9 22.1 20.0 19.0 16.9 16.2
1600 29.9 40.1 40.1 39.0 38.0 35.2 33.0 29.9 28.1 26.0 23.9 22.1 21.1 20.0 17.9
2000 25.0 41.1 41.1 40.1 39.0 36.9 34.1 32.0 29.9 28.1 26.0 23.9 22.1 20.0 17.9
2400 25.0 41.8 41.8 41.8 41.1 39.0 35.9 35.2 34.1 30.9 28.1 25.0 22.9 21.1 19.0
2800 25.0 43.9 43.9 42.9 41.8 40.1 38.0 36.9 35.9 33.0 29.9 27.1 25.0 22.9 20.0
3200 25.0 45.0 45.0 42.9 41.8 41.8 40.1 39.0 36.9 34.1 30.9 28.8 27.1 25.0 21.1
3600 25.0 46.1 46.1 45.0 43.9 42.9 41.8 41.1 39.0 35.9 33.0 29.9 28.1 26.0 22.9
4000 25.0 46.1 46.1 46.1 45.0 43.9 42.9 41.8 40.1 36.9 34.1 30.9 28.8 27.1 23.9
4400 25.0 46.1 46.1 46.1 45.0 43.9 42.9 41.8 40.1 36.9 34.1 30.9 28.8 27.1 23.9
Base Coolant Temp. Spark Adv. Correction Vs. MAP
Deg. C MAP (Kpa)
40 30 20 10 0
-28 20.03906 20.03906 20.03906 20.03906 20.03906
-16 9.84375 15.82031 15.82031 15.82031 15.82031
-4 9.84375 11.95313 13.00781 13.00781 13.00781
8 9.84375 8.08594 9.84375 9.84375 9.84375
20 9.84375 7.03125 7.03125 7.03125 7.03125
32 4.92188 7.03125 7.03125 7.03125 7.03125
44 4.92188 5.97656 5.97656 5.97656 5.97656
56 4.92188 4.92188 4.92188 4.92188 4.92188
68 0.00000 0.00000 0.00000 2.81250 2.81250
80 -3.86719 -3.86719 -3.86719 -3.86719 0.00000
92 -3.86719 -3.86719 -3.86719 -3.86719 0.00000
104 -2.10938 -2.10938 -2.10938 -3.16406 -3.16406
116 -2.10938 -3.16406 -3.86719 -3.86719 -3.86719
Power Enrichment Spark Advance Vs. RPM
RPM Deg. Added
800 0.0
1200 0.0
1600 3.2
2000 3.2
2400 3.2
2800 3.2
3200 1.1
3600 1.1
Knock Retard Attack Rate Vs. RPM
RPM Deg/msec
400 0.14
800 0.14
1200 0.14
1600 0.14
2000 0.16
2400 0.16
2800 0.16
3200 0.18
3600 0.18
4000 0.20
Max Knock Retard Vs. RPM (in P. E.)
RPM Deg. Retard
800 6.0
1200 8.1
1600 8.1
2000 8.1
2400 8.1
2800 8.1
3200 8.1
3600 8.1
4000 8.1
Knock Retard Recovery Rate Vs. RPM
RPM %/msec
400 8.7
800 8.7
1200 8.7
1600 8.2
2000 8.2
2400 8.2
2800 8.2
3200 7.2
3600 8.2
4000 8.2
Max Knock Retard Vs. MAP
MAP (Kpa) Deg. Retard
60 6.0
70 8.1
80 8.1
90 8.1
100 8.1
Start Up Spark Advance Vs. Coolant Temp.
Deg. C Deg.
Cold 19.7
24.0 19.7
49.7 14.8
80.5 9.8
Hot 9.8
Start Up Spark Advance Decay Mult. Vs. Coolant Temp.
Deg. C Mult.
Cold 58.6
24.0 58.6
49.7 58.6
80.5 29.3
Hot 29.3
Main Fuel Table, % Volumetric Efficiency
RPM Kpa MAP
20 30 40 50 60 70 80 90 100
0 42.2 45.3 47.7 50.0 53.1 58.6 63.3 67.2 69.5
400 44.5 48.0 52.0 55.9 60.2 64.8 69.5 72.7 74.6
800 49.2 52.0 58.6 63.7 68.4 71.9 75.0 79.3 81.6
1200 52.3 61.7 67.6 72.3 77.0 78.9 81.6 83.6 81.6
1600 53.5 64.5 72.7 76.6 80.5 85.2 86.3 86.3 82.8
2000 54.7 66.8 75.0 79.3 83.6 88.7 90.2 90.6 83.6
2400 56.3 69.9 77.3 80.9 84.0 90.2 92.2 91.4 89.5
2800 59.4 70.7 78.1 82.4 86.3 91.0 91.0 93.8 89.8
3200 57.8 69.5 78.5 82.4 86.3 90.6 90.6 93.0 93.0
3600 59.4 69.5 78.5 83.2 85.5 89.1 89.1 92.2 91.4
4000 59.4 69.9 78.9 84.4 85.5 87.9 88.7 89.8 84.8
4400 59.4 68.0 76.2 80.5 83.2 85.9 85.9 85.9 81.6
4800 58.2 64.1 72.7 74.2 76.2 82.4 85.2 84.8 79.7
TPS Threshold For Fast Power Enrich.
RPM % TPS
800 50.0
1200 50.0
1600 50.0
2000 80.1
2400 80.1
2800 80.1
3200 80.1
3600 80.1
4000 80.1
BPW Vs. EGR Vs. Air Flow
gm/sec %EGR
80 92 104 116 128
0.0 134 134 134 134 134
6.3 131 132 132 133 133
12.5 129 130 131 131 132
18.8 126 127 129 130 130
25.0 123 125 127 128 129
31.3 120 123 125 127 128
37.5 118 121 124 125 127
43.8 115 118 122 124 125
50.0 112 116 120 122 124
56.3 109 114 118 121 123
62.5 107 112 117 119 122
68.8 104 109 115 118 120
75.0 101 107 113 116 119
81.3 98 105 111 115 118
87.5 96 103 110 113 117
93.8 93 100 108 112 115
100 90 98 106 110 114
TPS Threshold For Normal Power Enrich.
RPM %TPS
800 50.0
1200 50.0
1600 50.0
2000 60.2
2400 60.2
2800 60.2
3200 60.2
3600 60.2
4000 60.2
Power Enrich. Air Fuel Ratio Vs. RPM
RPM AFR
800 12.5
1200 12.6
1600 12.6
2000 12.4
2400 12.6
2800 12.2
3200 12.6
3600 12.5
4000 12.7
Accel. Enrichment Vs. Differential TPS
%TPS usec Added
0.0 244
3.1 366
6.3 610
9.4 916
12.5 1526
15.6 2502
18.8 3845
21.9 5615
25.0 7568
Accel. Enrichment Vs. Diff. MAP
KPA usec Added
0 122
20 305
40 488
60 977
80 1465
Accel. Enrich. Temp. Correction Vs. Coolant Temp.
Deg. C Mult.
Cold 7.50
-7.0 6.00
6.5 4.81
16.0 4.19
24.0 3.59
31.0 3.31
37.3 3.00
43.7 2.69
49.7 2.41
56.5 2.09
63.5 1.81
71.5 1.31
80.5 1.13
92.0 1.00
108.5 1.00
138.5 1.00
Hot 1.00
Open Loop AFR Vs. Coolant Temp.
Deg. C AFR
-40 9.0
-28 10.0
-16 11.0
-4 11.5
8 12.0
20 12.5
32 12.7
44 13.0
56 13.0
68 13.0
80 13.0
92 13.0
104 13.0
116 13.0
128 13.0
140 13.0
152 13.0
Open Loop Air Fuel Ratio Vs. MAP
MAP (Kpa) AFR
20 2.5
30 2.5
40 2.0
50 2.0
60 2.0
70 1.5
80 1.0
90 0.0
100 0.0
AFR at Startup (Choke)
Deg. C Air Fuel Ratio
-40 6.0
-8 5.0
6 4.0
16 3.5
24 3.0
31 3.0
37 3.0
43 3.0
50 3.0
56 3.0
63 2.5
71 2.0
81 2.0
92 2.0
109 2.0
130 2.0
152 2.0
Choke Air Fuel Ratio Multiplier Vs. Coolant
Deg c % Mult.
-40 96.9
-28 96.9
-16 96.9
-4 96.9
8 96.9
20 96.9
32 96.9
44 96.9
56 96.9
68 96.9
80 96.9
92 96.1
104 96.1
116 96.1
128 96.1
140 96.1
152 96.1
Crank Air Fuel Ratio Vs. Coolant Temp.
Deg C AFR
-40 1.0
-28 1.6
-16 2.3
-4 3.1
8 4.0
20 4.5
32 5.0
44 5.5
56 6.0
68 7.0
80 8.0
92 8.0
104 8.0
116 8.0
128 8.0
140 8.0
152 3.0
IAC Steps Vs Coolant Temperature
Deg C Steps
152 25
140 25
128 25
116 25
104 25
92 25
80 25
68 25
56 25
44 35
32 50
20 70
8 79
-4 88
-16 97
-28 113
-40 145
Target Idle RPM Vs Coolant Temp.
Deg C RPM
COLD 800.0
-4 800.0
20 800.0
44 800.0
68 750.0
92 750.0
116 750.0
140 750.0
HOT 750.0
EGR Spark Advance Vs. % EGR
% EGR Deg. Added
0 0.0
6.25 0.0
12.50 0.0
18.75 0.0
25.00 0.0
31.25 0.0
37.50 0.0
43.75 0.0
50.00 0.0
56.25 0.0
62.50 0.0
68.75 0.0
75.00 0.0
81.25 0.0
87.50 0.0
93.75 0.0
100.0 0.0
% EGR Vs. Load Vs. RPM
RPM MAP (Kpa)
40 50 60 70 80 90 100
800 29.7 29.7 29.7 29.7 29.7 29.7 29.7
1200 32.0 35.2 35.2 35.2 35.2 35.2 35.2
1600 35.2 39.8 44.9 50.0 50.0 50.0 50.0
2000 39.8 44.9 50.0 60.2 69.9 79.7 79.7
2400 44.9 55.1 60.2 69.9 79.7 79.7 79.7
2800 50.0 60.2 69.9 79.7 79.7 79.7 79.7
3200 55.1 69.9 79.7 79.7 79.7 79.7 79.7
3600 55.1 69.9 79.7 79.7 79.7 79.7 79.7
4000 55.1 69.9 79.7 79.7 79.7 79.7 79.7
EGR % Correction Vs. Load Vs. EGR Duty Cycle
Vacuum (Kpa) EGR D.C. (%)
30 40 50 60 70 80 90 100
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
2.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
5.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
7.5 0.0 3.1 12.5 18.8 18.8 18.8 18.8 18.8
10.0 0.0 6.3 18.8 31.3 43.8 43.8 50.0 50.0
12.5 0.0 9.4 25.0 37.5 50.0 56.3 59.4 59.4
15.0 0.0 12.5 31.3 43.8 56.3 62.5 68.8 68.8
17.5 0.0 12.5 31.3 43.8 59.4 65.6 71.9 75.0
20.0 0.0 12.5 31.3 43.8 62.5 68.8 75.0 81.3
30.0 0.0 15.6 34.4 56.3 75.0 81.3 93.8 93.8
40.0 0.0 15.6 37.5 56.3 81.3 87.5 93.8 93.8
50.0 0.0 18.8 37.5 56.3 81.3 87.5 93.8 93.8
60.0 0.0 18.8 37.5 56.3 81.3 87.5 93.8 93.8