4.0 SYSTEM COMPONENT LOCATIONS
4.1 Engine Control Module
2.5L
CAV CKT/COLOR FUNCTION
1 Z12 BK/TN Ground
2 A142 DG/OR Diesel Power Relay Output
3 K90 TN Starter Relay Control
5 C13 DB/OR A/C Compressor Clutch Control
6 K159 VT/RD Engine Speed Sensor Signal
Output
8 C103 DG/LB A/C Switch Signal
9 K29 WT/PK Secondary Brake Switch Signal
11 K6 VT/WT 5-Volt Supply
12 K151 WT Low Idle Position Switch Sense
13 K21 BK/RD Intake Air Temperature Sensor
Signal
17 C24 DB/PK Low Speed Fan Control
20 L50 WT/TN Primary Brake Switch Signal
23 K167 BR/YL Accelerator Pedal Position
Sensor Ground
24 K22 OR/DB Accelerator Pedal Position
Sensor Signal
27 Z12 BK/TN Ground
28 A142 DG/OR Diesel Power Relay Output
29 K35 GY/YL EGR Solenoid Control
30 V38 LB/RD Speed Control Lamp Control
33 K51 DB/YL Diesel Power Relay Control
34 G85 OR/BK Diagnostic/Glow Plug Lamp
Control
38 G56 OR/BK Immobilizer Signal
39 K9 LB 5-Volt Supply
40 K1 DG/RD Boost Pressure Sensor Signal
41 C137 YL High Speed Fan ControlCAV CKT/COLOR FUNCTION
42 K152 WT/DG Glow Plug Relay #1 Control
43 K252 LG/OR Glow Plug Relay #2 Control
45 D21 PK ISO K-line
46 K119 LG/BK Clutch Pedal Switch Signal
47 F87 WT/BK Ignition Switch Supply
50 K7 OR 5-Volt Supply
51 G7 WT/OR Vehicle Speed Sensor Signal
52 C18 DB A/C Pressure Sensor Signal
53 K156 GY Fuel Temperature Sensor Signal
54 K2 TN/BK Engine Coolant Temperature
Sensor Signal
55 K68 LG/YL Needle Movement Sensor
Ground
56 K134 LB/BK Control Sleeve Position Sensor
Signal
57 K57 LG/OR Middle Tap
58 K135 WT/BK Measure Coil
59 K140 TN/WT Fuel Quantity Actuator Control
60 V37 RD/LG Speed Control Switch Signal
61 K4 BK/LB Sensor Ground
62 K67 BR/BL Needle Movement Sensor
Signal
66 K140 TN/WT Fuel Quantity Actuator Control
67 K24 GY/BK Engine Speed Sensor Signal
69 K3 BK/VT Engine Speed Sensor Ground
77 K153 OR/DG Fuel Shutdown Solenoid Control
79 K126 LG Fuel Timing Solenoid Control
80 K140 TN/WT Fuel Quantity Actuator Control
G
E
N
E
R
A
L
I
N
F
O
R
M
A
T
I
O
N
9
ProCarManuals.com
TEST VER-1ANO START VERIFICATION
Important Note:
If the Engine Control Module, Sentry Key Immobilizer Module or Body Control Module have been
changed the Vehicle Identification Number (VIN) and Secret Key data must be updated to enable the
vehicle to start and run. Refer to GENERAL INFORMATION SECITON 8.0 for programming
procedures.
Inspect the vehicle to ensure that all engine components are connected. Reassemble and reconnect
components as necessary.
Inspect the engine oil for contamination. If it is contaminated, change the oil and filter.
Using the DRB, clear all diagnostic trouble codes (DTC's).
Turn the ignition off for 10 seconds.
Attempt to start the vehicle.
If the engine isunableto start, look for any Technical Service Bulletins that may relate to this
condition. Return toDTC TESTif necessary.
The repair is now complete.
V
E
R
I
F
I
C
A
T
I
O
N
T
E
S
T
422
ProCarManuals.com
