C2 - Underhood Fuseblock 2003 |
Pin |
Wire Color |
Circuit No. |
Function |
A1 |
-- |
-- |
Not Used |
A2 |
|
|
|
A3 |
DK GRN |
59 |
A/C Compressor Clutch Supply Voltage |
A4 |
-- |
-- |
Not Used |
A5 |
ORN |
4340 |
Battery Positive Voltage (C42) |
A6 |
-- |
-- |
Not Used |
A7 |
DK GRN/WHT |
465 |
Fuel Pump Relay Control-Primary |
A8 |
ORN |
440 |
Battery Positive Voltage (M74) |
A9 |
PNK |
1339 |
Ignition 1 Voltage (L18) |
A10 |
LT BLU |
1320 |
CHMSL Supply Voltage/Stop Lamp Supply Voltage (KUP) |
A11 |
GRY |
1524 |
Trailer Backup Lamp Supply Voltage (LB7) |
GRY |
1524 |
Trailer Backup Lamp Supply Voltage |
A12 |
PNK |
439 |
Ignition 1 Voltage |
PNK |
439 |
Ignition 1 Voltage (LB7) |
B1 |
-- |
-- |
Not Used |
B2 |
ORN |
3440 |
Battery Positive Voltage (L18/PTO) |
B3 |
BLK/WHT |
1695 |
Axle Switch Signal (4WD) |
BLK/WHT |
1695 |
Axle Switch Signal (4WD) |
B4 |
-- |
-- |
Not Used |
B5 |
|
|
|
B6 |
|
|
|
B7 |
BLK |
550 |
Ground |
B8 |
ORN |
440 |
Battery Positive Voltage-ECM |
ORN |
440 |
Battery Positive Voltage-ECM |
B9 |
PNK |
1039 |
Ignition 1 Voltage |
B10 |
PNK |
439 |
Ignition 1 Voltage-IAT/MAF Sensor |
PNK |
439 |
Ignition 1 Voltage-PCM |
B11 |
-- |
-- |
Not Used |
B12 |
|
|
|
C1 |
-- |
-- |
Not Used |
C2 |
|
|
|
C3 |
DK GRN/WHT |
459 |
A/C Compressor Clutch Relay Control |
C4 |
-- |
-- |
Not Used |
C5 |
|
|
|
C6 |
|
|
|
C7 |
|
|
|
C8 |
|
|
|
C9 |
|
|
|
C10 |
PNK |
1039 |
Ignition 1 Voltage (Except 4.3L) |
PNK |
1039 |
Ignition 1 Voltage |
C11 |
-- |
-- |
Not Used |
C12 |
PPL |
420 |
TCC Brake Switch/Cruise Control Release Signal |
D1 |
-- |
-- |
Not Used |
D2 |
|
|
|
D3 |
LT GRN |
275 |
Park Neutral Position Switch Park Signal |
D4 |
-- |
-- |
Not Used |
D5 |
|
|
|
D6 |
|
|
|
D7 |
|
|
|
D8 |
PNK |
539 |
Ignition 1 Voltage-HO2S Bank 1 Sensor 1 |
PNK |
539 |
Ignition 1 Voltage-HO2S Bank 2 Sensor 1 |
|
|
|
|
|
|
D9 |
PNK |
1239 |
Ignition 1 Voltage |
|
|
|
|
|
|
D10 |
PNK |
1039 |
Ignition 1 Voltage |
PNK |
1039 |
Ignition 1 Voltage |
D11 |
PPL |
6 |
Starter Solenoid Crank Voltage |
D12 |
YEL/BLK |
625 |
Starter Enable Relay Control |
E1 |
-- |
-- |
Not Used |
E2 |
|
|
|
E3 |
|
|
|
E4 |
|
|
|
E5 |
|
|
|
E6 |
PNK |
1239 |
Ignition 1 Voltage-Fuel Injector 2 |
PNK |
1239 |
Ignition 1 Voltage-Fuel Injector 4 |
|
|
|
E7 |
PNK |
1539 |
Ignition 1 Voltage-HO2S-Bank 1 Sensor 2 |
PNK |
1539 |
Ignition 1 Voltage-HO2S-Bank 2 Sensor 2 |
|
|
|
|
|
|
E8 |
-- |
-- |
Not Used |
E9 |
|
|
|
E10 |
PNK |
1239 |
Ignition 1 Voltage (Except 4.3L) |
PNK |
1239 |
Ignition 1 Voltage |
E11 |
PNK |
1020 |
Off/Run/Crank Voltage (All Automatic Transmissions
Except M74) |
PNK |
1020 |
Off/Run/Crank Voltage |
E12 |
-- |
-- |
Not Used |
F1 |
-- |
-- |
Not Used |
F2 |
|
|
|
F3 |
PPL |
806 |
Crank Voltage |
F4 |
-- |
-- |
Not Used |
F5 |
|
|
|
F6 |
|
|
|
F7 |
|
|
|
F8 |
PNK |
839 |
Ignition 1 Voltage |
F9 |
PNK |
639 |
Ignition 1 Voltage |
F10 |
PNK |
1020 |
Ignition 0 Voltage (M74) |
PNK |
1020 |
Ignition 0 Voltage (M74) |
F11 |
DK GRN |
1433 |
Park/Neutral Start Switch Signal |
F12 |
-- |
-- |
Not Used |