engine DODGE RAM 2003 Service Repair Manual

C106 (5.7L) - BLACK
CAV CIRCUIT
A K11 18WT/DB
B K12 18TN
C K13 18YL/WT
D K14 18LB/BR
E K38 18GY
F K58 18BR/DB
G K26 18VT/TN
H K28 18GY/LB
I K91 18TN/RD
J K92 18TN/PK
K K93 18TN/OR
L K94 18TN/LG
M K95 18TN/DG
N K96 18TN/LB
O K97 18BR
P K98 18LB
C106 (5.7L) - BLACK (ENGINE TO
TRANSMISSION)
CAV CIRCUIT
A K11 18WT/DB
B K12 18TN
C K13 18YL/WT
D K14 18LB/BR
E K38 18GY
F K58 18BR/DB
G K26 18VT/TN
H K28 18GY/LB
I K91 18TN/RD
J K92 18TN/PK
K K93 18TN/OR
L K94 18TN/LG
M K95 18TN/DG
N K96 18TN/LB
O K97 18BR
P K98 18LB/RD
8W - 80 - 14 8W-80 CONNECTOR PIN-OUTSDR

C107 (5.7L) - BLACK
CAV CIRCUIT
1 K4 18BK/LB
2 K1 18DG/RD
3 K21 18BK/RD
4 K101 18WT
5 K6 18VT/WT
6 K888 18BR/PK
7 A142 16DG/OR
8 K7 18OR
9 K2 18TN/BK
10 K122 18DB/GY
11 K22 18OR/DB
12 -
13 F855 18OR/PK
14 A142 16DG/OR
C107 (5.7L) - BLACK (ENGINE TO
TRANSMISSION)
CAV CIRCUIT
1 K4 18BK/LB
2 K1 18DG/RD
3 K21 18BK/RD
4 K101 18WT
5 K6 18VT/WT
6 K888 18BR/PK
7 A142 16DG/OR
8 K7 18OR
9 K2 18TN/BK
10 K122 18DB/GY
11 K22 18OR/DB
12 -
13 F855 18OR/PK
14 A142 16DG/OR
C108 (DIESEL)
CAV CIRCUIT
1 G7 18WT/OR
2 C13 18DB/OR
3 A93 14RD/BK
4 K118 18PK/YL
5 G8 18LB/BK
6 D25 18VT/YL
7 K77 18BR/WT
8 V32 18YL/WT
9 K152 18WT
10 K22 18OR/DB
11 K154 18GY
12 -
13 -
14 -
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 15

C108 (DIESEL) - (ENGINE TO TRANSMISSION)
CAV CIRCUIT
1 G7 18WT/OR
2 C13 18DB/OR
3 A53 14RD/BK
4 K118 18PK/YL
5 G8 18LB/BK
6 D25 18VT/YL
7 K77 18BR/WT
8 V32 18YL/RD
9 K152 18WT
10 K22 18OR/DB
11 K154 18GY
12 -
13 -
14 -
C110 (DIESEL)
CAV CIRCUIT
1 C3 18DB/BK
2 K29 18WT/PK
3 K4 18BK/LB
4 V37 18RD/LG
5 V37 18RD/LG
6 Y1 18LG
7 Y5 18OR
8 Y3 18WT
9 D20 18LG
10 D21 18PK
11 Y135 18LG/BK
12 -
13 -
14 -
C110 (DIESEL) - (ENGINE TO TRANSMISSION)
CAV CIRCUIT
1 C3 18DB/BK
2 K29 18WT/PK
3 K24 18WT/DG
4 K4 18BK/LB
5 V37 18RD/LG
6 Y1 18LG
7 Y5 18OR
8 Y3 18WT
9 D20 18LG
10 D21 18PK
11 Y135 18LG/BK
12 -
13 -
14 -
8W - 80 - 16 8W-80 CONNECTOR PIN-OUTSDR

C116 (DIESEL) - (INJECTOR SIDE)
CAV CIRCUIT
1 K92 14TN/PK
2 K14 14RD/WT
3 K91 14TN/RD
4 K13 14TN
C117 (DIESEL)
CAV CIRCUIT
1 K92 14TN/PK
2 K58 14BR/DB
3 K92 14TN/PK
4 K38 14GY
C117 (DIESEL) - (INJECTOR SIDE)
CAV CIRCUIT
1 K92 14TN/PK
2 K58 14BR/DB
3 K92 14TN/PK
4 K38 14GY
C130 - BLACK (DASH TO ENGINE)
CAV CIRCUIT
A1 A41 16YL (EXCEPT DIESEL/EXCEPT 8.0L)
A2 A93 12RD/BK (DIESEL)
A3 K108 18WT/TN (NGC)
A4 -
A5 -
A6 -
B1 V35 20LG/RD (EXCEPT 5.7L/EXCEPT 8.0L)
B2 V32 20YL/RD
B3 K51 20DB/YL (EXCEPT DIESEL)
B3 K914 20VT/BR (DIESEL)
B4 Y169 18WT/TN
B5 B6 20WT/DB (ABS)
B6 K118 18PK/YL
B7 L1 18VT/BK
C1 A14 20RD/WT
C2 L7 18BK/YL
C3 D25 20VT/OR (DIESEL/5.7L)
C4 T6 20OR/WT
C5 K6 20VT/WT (5.7L)
C6 K127 18DB/OR (8.0L/3.7L/5.9L)
C6 V38 20VT/OR (5.7L)
C7 G29 20/BK/TN (EXCEPT DIESEL/EXCEPT 8.0L)
C7 F15 20DB (DIESEL)
D1 B7 20WT (ABS)
D2 D15 18WT/DG (EXCEPT 8.0L)
D3 K29 20WT/PK
D4 L10 18BR/LG
D5 L60 18LG/TN
D6 Y168 18WT/LB
D7 V10 20BR (EXCEPT DIESEL/8.0L)
E1 Y116 20YL/GY (ETC)
8W - 80 - 18 8W-80 CONNECTOR PIN-OUTSDR

C130 - BLACK (DASH TO ENGINE)
CAV CIRCUIT
E2 Y112 20YL/BR (ETC)
E3 Y113 20 YL/OR (ETC)
E4 Y114 20YL/VT (ETC)
E5 Y117 20YL/DB (ETC)
E6 Y145 20DB/YL (EXCEPT DIESEL)
E7 B222 20DG/WT (EXCEPT ABS)
F1 T24 20BR/YL (DIESEL/8.0L)
F1 T752 18DG/OR (EXCEPT DIESEL/EXCEPT 8.0L)
F2 D6 18PK/LB
F6 -
F7 -
G1 -
G2 -
H1 Y215 18YL/PK (5.7L)
H2 -
H6 -
H7 K81 20DB/DG (5.7L)
J1 Y115 20YL/WT (ETC)
J2 G7 20WT/OR (EXCEPT 5.7L)
J2 B22 20DG/YL (5.7L)
J3 K52 18PK/BK (EXCEPT DIESEL)
J4 K31 20BR
J5 Y135 18LG/BK
J6 K30 18PK
J7 A141 18DG/WT (EXCEPT 5.7L/EXCEPT 4.7L)
J7 K255 20WT/DG (5.7L)
K1 V36 20TN/RD (EXCEPT 5.7L)
K2 C13 20DB/OR
K3 Y193 20YL/RD (3.7/5.9L/8.0L)
K4 Y128 20DG/GY (3.7L/5.9L8.0L)
K5 A42 18DG (8.0L/3.7L/5.9L)
K5 K981 20BR/DG (5.7L)
K6 K173 18LG (EXCEPT DIESEL)
K7 Y137 20VT/LB (EXCEPT 8.0L/EXCEPT DIESEL)
L1 K223 20PK/DB (5.7L)
L2 G115 20YL/WT (DIESEL)
L2 T24 20BR/YL (NGC)
L3 -
L4 -
L5 -
L6 G31 20VT/LG (NGC)
L7 K7 20OR (5.7L)
M1 D20 20LG
M2 D25 20VT/BR (EXCEPT DIESEL)
M3 K4 18BK/LB
M4 D21 20PK
M5 C3 20DB/BK
M6 V37 20RD/LG
M7 G8 20LB/BK
N1 A61 16DG/BK (3.7L/5.7L/5.9L)
N2 T16 16RD
N3 A142 16DG/OR (GAS)
N4 Y124 16DG/WT (ETC)
N5 Y125 16DG/WT (ETC)
N6 A51 16RD/WT (3.7L/4.7L/5.7L/5.9L)
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 19

C130 - BLACK (ENGINE TO DASH)
CAV CIRCUIT
A1 A41 16YL (4.7L/5.7L/3.7L A/T)
A1 A41 14YL (3.7L M/T)
A2 A93 14RD/BK (DIESEL)
A3 K108 18WT/TN (4.7L/5.7L)
A4 -
A5 -
A6 -
B1 V35 18LG/RD (EXCEPT 5.7L)
B2 V32 18YL/RD (EXCEPT 5.7L)
B2 V32 20YL/RD (5.7L)
B3 K4 18BK/LB (DIESEL)
B3 VT/PK (DIESEL)
B3 K51 20DB/YL
B4 Y169 18WT/TN
B5 B6 20WT/DB
B6 K118 18PK/YL
B7 L1 18VT/BK
C1 A14 20RD/WT (EXCEPT DIESEL)
C2 L7 18BK/YL
C3 D25 20VT/OR (3.7L A/T) (5.7L A/T)
C3 VT/YL (DIESEL)
C4 T6 18OR/WT (A/T EXCEPT 5.7L)
C4 T6 20OR/WT (5.7L A/T)
C5 K6 18VT/WT (5.7L)
C6 V38 20VT/OR (5.7L)
C6 K127 18DB/OR (3.7L/5.9L/8.0L)
C7 G29 18BK/TN (3.7L/4.7L)
C7 F15 20DB (DIESEL)
C7 G29 20BK/TN (5.9L/5.7L)
D1 B7 20WT
D2 D15 18WT/DG (3.7L A/T/4.7L A/T/5.7L A/T/DIESEL)
D3 K29 20WT/PK (5.7L)
D3 K29 18WT/PK (EXCEPT 5.7L)
D4 L10 18BR/LG
D5 L60 18LG/TN
D6 Y168 18WT/LB
D7 V10 20BR (EXCEPT 8.0L/DIESEL)
E1 Y116 20YL/GY (5.7L ETC)
E1 Y116 20YL/GY (5.9L/8.0L)
E2 Y112 20LB/BR (5.9L/8.0L)
E2 Y112 20YL/BR (5.7L ETC/DIESEL)
E3 Y113 20YL/OR (5.7L ETC)
E3 Y113 20YL/OR (5.9L/8.0L ETC)
E4 Y114 20YL/VT (5.9L/8.0L ETC)
E4 Y114 20 YL/VT (5.7L ETC)
E5 Y117 20YL/DB (5.7L ETC)
E5 Y117 20YL/DB (5.9L/8.0L ETC)
E6 Y145 20DB/YL (EXCEPT DIESEL)
E7 B222 20DG/WT (5.7L)
F1 T752 18DG/OR (4.7L/5.7L)
F1 T24 20BR/YL (3.7L A/T) (5.9L A/T) (8.0L A/T)
F2 D6 20PK/LB (3.7L A/T) (4.7L A/T) (5.7L A/T)
F3 -
F4 -
F5 -
8W - 80 - 20 8W-80 CONNECTOR PIN-OUTSDR

C130 - BLACK (ENGINE TO DASH)
CAV CIRCUIT
F6 -
F7 -
G1 -
G7 -
H1 Y215 20YL/PK (5.7L)
H2 -
H3 -
H4 -
H6 -
H7 K81 18DB/DG (5.7L)
J1 Y115 20YL/WT (ETC)
J2 B22 20DG/YL (5.7L)
J2 G7 18WT/OR (EXCEPT 5.7L)
J3 K52 18PK/BK (EXCEPT DIESEL)
J4 K31 18BR (EXCEPT DIESEL)
J5 Y135 18LG/BK
J6 K30 18PK (A/T)
J7 K255 18WT/DG (5.7L/DIESEL)
J7 A141 18DG/WT (EXCEPT 5.7L)
K1 V36 18TN/RD (EXCEPT 5.7L)
K2 C13 20DB/OR
K3 Y193 20YL/RD (5.9L/8.0L)
K4 Y128 20DB/GY (5.9L/8.0L)
K5 K981 18BR/DG (5.7L)
K5 A42 18DG (5.9L/8.0L)
K6 K125 18WT/DB (5.9L/8.0L)
K6 Z16 18BK (3.7L A/T) (4.7L A/T) (5.7L A/T)
K7 Y137 20VT/LB (5.7L/5.9L)
K7 Y137 18VT/LB (3.7L/4.7L)
L1 K223 18PK/DB (5.7L)
L2 T24 18BR/YL (NGC)
L3 -
L4 -
L5 -
L6 G31 18VT/LG (NGC)
L7 K7 18OR (5.7L)
M1 D20 20LG (5.7L/DIESEL)
M1 D20 18LG (EXCEPT 5.7L)
M2 D25 20VT/BR (5.7L)
M2 D25 20VT/BK (EXCEPT 5.7L/DIESEL)
M3 K4 18BK/LB
M4 D21 20PK (5.7L)
M4 D21 18PK (EXCEPT 5.7L)
M5 C3 20DB/BK
M6 V37 20RD/LG (5.7L)
M6 V37 18RD/LG (EXCEPT 5.7L)
M7 G8 20LB/BK (5.7L/DIESEL)
N1 A61 16DG/BK (3.7L A/T) (5.7L A/T)
N2 T16 16RD 3.7L/4.7L/5.7L)
N2 T16 16RD (5.9L/8.0L)
N3 A142 16DG/OR (8.0L)
N3 A142 16DG/OR (EXCEPT 8.0L/DIESEL)
N4 Y124 16DG/VT (5.7L/5.9L/8.0LETC/DIESEL)
N5 Y125 16DG/WT (5.7L/5.9L/8.0LETC/DIESEL)
N6 A51 16RD/WT (5.7LA/T)
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 21

DATA LINK CONNECTOR - ENGINE (DIESEL)-3WAY
CAV CIRCUIT FUNCTION
A D1 18VT/BR CCD BUS (+)
B D2 18WT/BK CCD BUS (-)
C Z11 14BK/WT GROUND
DOME LAMP - BLACK 3 WAY
CAV CIRCUIT FUNCTION
1- -
2 M20 20BR COURTESY LAMP DRIVER
3 F32 18RD/YL FUSED B(+)
DOOR AJAR SWITCH-DRIVER (BASE) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 G75 20TN DRIVER DOOR AJAR SWITCH SENSE
2 Z314 20BK/LG GROUND
DOOR AJAR SWITCH-LEFT REAR (BASE) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 G77 20VT/OR LEFT REAR DOOR AJAR SWITCH SENSE
2 Z75 20BK GROUND
DOOR AJAR SWITCH-PASSENGER (BASE) - BLACK 2 WAY
CAV CIRCUIT FUNCTION
1 G74 20TN PASSENGER DOOR AJAR SWITCH SENSE
2 Z315 20BK/LG GROUND
8W - 80 - 50 8W-80 CONNECTOR PIN-OUTSDR

ELECTRONIC THROTTLE CONTROL MODULE (5.7L) - BLACK 6 WAY
CAV CIRCUIT FUNCTION
1 K22 18OR/DB TP NO.1 SIGNAL
2 K7 18OR 5 VOLT SUPPLY
3 F888 18BR/PK ETC MOTOR(+)
4 K122 18DB/GY TP NO.2 SIGNAL
5 F855 18OR/PK ETC MOTOR(-)
6 K101 18WT TP SENSOR RETURN
ENGINE CONTROL MODULE - C1 (DIESEL) - 60 WAY
CAV CIRCUIT FUNCTION
1- -
2- -
3- -
4 D1 18VT/BR CCD BUS (+)
5 D2 18WT/BK CCD BUS (-)
6 K65 18OR/RD FUEL PUMP SUPPLY
7 K20 18DG GENERATOR FIELD CONTROL
8- -
9- -
10 - -
11 - -
12 K102 18PK/BK FUEL PRESSURE SENSOR SIGNAL
13 - -
14 K232 18YL APPS SIGNAL
15 K21 18BK/RD INTAKE AIR TEMPERATURE SENSOR SIGNAL
16 - -
17 K2 18TN/BK ENGINE COOLANT TEMPERATURE SENSOR SIGNAL
18 - -
19 K31 18BR FUEL PUMP RELAY CONTROL
20 - -
21 - -
22 G17 18WT/TN SPEEDOMETER SIGNAL
23 K104 18RD/WT SENSOR GROUND
24 K53 18DB/RD HALL EFFECT
25 Y501 18DB/YL 5 VOLT SUPPLY
26 C18 18DB A/C PRESSURE SIGNAL
27 K6 18VT/WT 5 VOLT SUPPLY
28 - -
29 Y502 18DG/YL INLET AIR TEMPERATURE/PRESSURE RETURN
30 K118 16WT/DB BATTERY TEMPERATURE SENSOR SIGNAL
31 G20 18VT/YL IGNITION SWITCH SENSE
32 K55 18LB/WT MASS AIR FLOW SENSOR SIGNAL
33 K56 18LG/OR APPS SENSOR RETURN
34 K49 18VT/BK APPS IDLE SWITCH
35 - -
36 K14 16RD/WT FUEL INJECTOR NO. 4 DRIVER
37 - -
8W - 80 - 54 8W-80 CONNECTOR PIN-OUTSDR

ENGINE CONTROL MODULE - C1 (DIESEL) - 60 WAY
CAV CIRCUIT FUNCTION
38 - -
39 - -
40 K13 16TN FUEL INJECTOR NO. 3 DRIVER
41 - -
42 K900 18DB/DG 5 VOLT SUPPLY
43 K9 18LB 5 VOLT SUPPLY
44 K101 18WT APPS NOT IDLE SWITCH
45 K62 18BR/DB LETF PUMP
46 K58 16BR/DB FUEL INJECTOR NO. 6 DRIVER
47 - -
48 - -
49 - -
50 K12 16YL/WT FUEL INJECTOR NO. 2 DRIVER
51 - -
52 K167 18BR/YL ACCELERATOR PEDAL POSITION SENSOR GROUND
NO. 1
53 G910 18VT/RD FUEL PRESSURE SENSOR SIGNAL RETURN
54 K72 18DG/OR MAP SENSOR SIGNAL
55 - -
56 K38 16GY FUEL INJECTOR NO. 5 DRIVER
57 K92 16TN/PK COIL ON PLUG DRIVER NO. 2
58 - -
59 K91 16TN/RD COIL ON PLUG DRIVER NO. 1
60 - -
ENGINE CONTROL MODULE - C2 (DIESEL) - 50 WAY
CAV CIRCUIT FUNCTION
1 K22 18DR/DB THROTTLE POSITION SENSOR SIGNAL
2 K24 18WT/DG CRANKSHAFT POSITION SENSOR SIGNAL
3 K69 18 BR/LB INJECTOR CONTROL SIGNAL NO.1
4- -
5 K154 18GY GLOW PLUG RELAY NO. 1 OUTPUT
6 K152 18WT GLOW PLUG RELAY NO. 1 CONTROL
7- -
8- -
9- -
10 Y5 18OR FAN SPEED SENSOR
11 G7 18WT/OR VEHICLE SPEED SIGNAL
12 G60 18GY/YL ENGINE OIL PRESSURE SWITCH SENSE
13 - -
14 - -
15 - -
16 D21 18PK SCI TRANSMIT
17 - -
18 - -
19 D20 18LG SCI RECEIVE
20 A140 16DG/WT FUSED B(+)
21 Z816 16BK/TN GROUND
22 - -
23 Y3 18WT -
24 K4 18BK/LB SENSOR GROUND
25 - -
26 G8 18 LB/BK FUEL LEVEL SENSOR SIGNAL
27 K77 18 BR/WT TRANSFER CASE POSITION SENSOR INPUT
DR8W-80 CONNECTOR PIN-OUTS 8W - 80 - 55