31 BLACK
9 8 7 1
25 24
23
1617 10NATURAL
K24 18GY/BK K4 18BK/LB
K7 18OR
3 2 1 CAV CRANKSHAFT POSITION SENSOR SIGNAL
SENSOR GROUND
8 VOLT SUPPLY CIRCUIT
FUNCTION
A10 12RD/DG Z7 12BK
F20 18WT B27 18RD/YL D1 18VT/BR D2 18WT/BK B6 18WT/DB
B2 18YL G19 18LG/OR L50 18WT/TN B8 18RD/DB B4 18LG A20 12RD/DB
Z7 12BK B9 18RD B7 18WT
B3 18LG/DB B1 18YL/DB
25 24 23 22
21 20 19
18 17 16
15 14 13 12 11 10 9 8 7
6 5 4
3 2 1 CAV FUSED B(+)
GROUND FUSED IGNITION (RUN) TRACTION CONTROL SWITCH SENSE CCD BUS (+) CCD BUS (-) RIGHT FRONT WHEEL SPEED SENSOR (-)
RIGHT REAR WHEEL SPEED SENSOR (+) ABS WARNING LAMP DRIVER STOP LAMP SWITCH SENSE LEFT FRONT WHEEL SPEED SENSOR (-) LEFT REAR WHEEL SPEED SENSOR (+) FUSED B(+)
GROUND LEFT FRONT WHEEL SPEED SENSOR (+) RIGHT FRONT WHEEL SPEED SENSOR (+)
LEFT REAR WHEEL SPEED SENSOR (-) RIGHT REAR WHEEL SPEED SENSOR (-)
- - - - - - - FUNCTION
- - - - - - - CIRCUIT
1 2
CRANK CASE
HEATER
(DIESEL)
GROUND Z1 18BK
2
1A141 18DG/WT CAV FUNCTION CIRCUIT
FUEL PUMP RELAY OUTPUT
BRAKE ANTI-LOCK CONTROLLER
SENSOR POSITION CRANKSHAFT
BLACK*
* DIESEL
NS/GS8W-80 CONNECTOR PIN-OUTS 8W - 80 - 19
NSGS8019J988W-3
(2.0L) PRESSURE SENSOR MANIFOLD ABSOLUTETEMPERATURE/INTAKE AIR
MAP SENSOR SIGNAL K1 18DG/RD
DCK6 18VT/WT 5 VOLT SUPPLY
SENSOR GROUND CIRCUIT FUNCTION
CAV
K4 18BK/LB
A
BK21 18BK/RD INTAKE AIR TEMPERATURE SIGNAL
AD
(2.4L) TEMPERATURE SENSORINTAKE AIR
12DARK
K21 18BK/RD K4 18BK/LB
2 1 CAV INTAKE AIR TEMPERATURE SIGNAL SENSOR GROUND CIRCUIT
FUNCTION
6 1
L16 J03A-
-
61BLACK
P98 20WT/RD G78 18TN/BK V23 18BR/PK V13 18BR/LG
C15 12BK/WT
6 5 4 3
2 1 CAV
CIRCUIT
P98 20WT/RD G78 18TN/BK V23 18BR/PK
V13 18BR/LG C15 12BK/WT
6 5 4
3 2 1 CAV
CIRCUIT
L15 J02A
1
661BLACK
L77 20BR/LB F136 20VT/WT F133 20BR/RD M11 20PK/LB L50 20WT/TN Z1 12BK
6 5 4 3 2
1 CAV
CIRCUIT
L77 20BR/LB F136 20VT/WT F133 20BR/RD M11 20PK/LB L50 20WT/TN
Z1 12BK
6 5 4 3 2 1 CAV
CIRCUIT
BLACK
GRAY
NS/GS8W-80 CONNECTOR PIN-OUTS 8W - 80 - 43
NSGS8043J988W-3
(2.4L/3.3L/3.8L) PRESSURE SENSOR MANIFOLD ABSOLUTE
CA BBLACKK1 18DG/RD K6 18VT/WT K4 18BK/LB
C B A CAV MAP SENSOR SIGNAL
5 VOLT SUPPLY SENSOR GROUND CIRCUIT
FUNCTION
6 1
10 5 GREEN
2
P21 22RD/LG P13 22RD/WT P11 22YL/WT P19 22YL/LG
P15 22YL/LB P9 20RD P48 22GY/WT
P17 22RD/LB P40 22GY/LB Z1 20BK
109 8
7 6 5
4 3 1 CAV SEAT FRONT VERTICAL (DOWN)
SEAT REAR VERTICAL (DOWN) SEAT REAR VERTICAL (UP) SEAT FRONT VERTICAL (UP)
SEAT HORIZONTAL (FORWARD) FUSED B (+) SEAT RECLINER (REARWARD)
SEAT HORIZONTAL (REARWARD) (SEAT BACK UP) RECLINER SWITCH TO MEMORY MODULE
GROUND CIRCUIT
FUNCTION
MEMORY POWER
SEAT SWITCH
HORIZONTAL MOTORMEMORY SEAT
ABBLACKP117 14RD/LB P115 14YL/LB
B A CAV SEAT HORIZONTAL (REARWARD) SEAT HORIZONTAL (FORWARD) CIRCUIT
FUNCTION
POSITION SENSORFRONT VERTICALMEMORY SEAT
ACBLACK
P28 20BR/RD P26 22BR P29 20BR/WT
C B A CAV SEAT POSITION SENSE COMMON
SEAT FRONT VERTICAL POSITION SENSE 5 VOLT SUPPLY CIRCUIT
FUNCTION
VERTICAL MOTOR MEMORY SEAT FRONT
ABBLACKP119 14YL/LG P121 14RD/LG
B A CAV SEAT FRONT VERTICAL (UP) SEAT FRONT VERTICAL (DOWN) CIRCUIT
FUNCTION
NS/GS8W-80 CONNECTOR PIN-OUTS 8W - 80 - 55
NSGS8055J988W-3
(LHD) MESSAGE CENTER
* DIESEL WAIT-TO START WARNING LAMP DRIVER G85 20OR/BK * 7
BLUE
7 1
136
G69 22BK/OR M1 20PK
R41 18BK/TN V23 18BR/PK G9 20GY/BK
G6 22GY G3 20BK/PK G2 22VT
G19 20LG/OR L62 18BR/RD Z1 20BK
L63 18DG/RD L34 20RD/OR
13 12 11 10 9 8 7 6 5 4
3 2 1 CAV VTSS INDICATOR LAMP DRIVER
FUSED B (+)
AIRBAG WARNING LAMP DRIVER FUSED IGNITION (ST-RUN) RED BRAKE WARNING LAMP DRIVER
ENGINE OIL PRESSURE SWITCH SENSE SERVICE ENGINE SOON INDICATOR LAMP DRIVER ENGINE TEMPERATURE WARNING LAMP DRIVER
ABS WARNING LAMP DRIVER RIGHT TURN SIGNAL GROUND
LEFT TURN SIGNAL FUSED HIGH BEAM RELAY OUTPUT CIRCUIT
FUNCTION
SWITCH MEMORY SET
BLUE564
1 2 3
P23 20PK/RD P22 20PK/BK P24 20PK/WT Z1 20BK
6 5 4 3 2
1 CAV MEMORY NO. 2 MEMORY SET MEMORY NO. 1 GROUND - - CIRCUIT
- - FUNCTION
MODULE - C3 MEMORY SEAT/MIRROR
21 10
11 NATURAL
1
P29 20BR/WT P25 22VT/RD P47 22LB P40 22GY/LB P15 22YL/LB
P11 22YL/WT P19 22YL/LG P9 20RD
P28 20BR/RD P26 22BR P27 22LB/RD P48 22GY/WT P17 22RD/LB P13 22RD/WT
P21 22RD/LG
21 20 19
18 17 16
15 14 13
12 11 10 9 8 7
6
5 4 3
2 1 CAV 6 VOLT SUPPLY SEAT HORIZONTAL POSITION SENSE SEAT RECLINER POSITION SENSE SEAT RECLINER (FORWARD) SEAT HORIZONTAL (FORWARD) SEAT REAR VERTICAL (UP) SEAT FRONT VERTICAL (UP)
FUSED B (+) SEAT POSITION SENSE COMMON SEAT FRONT VERTICAL POSITION SENSE SEAT REAR VERTICAL POSITION SENSE SEAT RECLINER (REARWARD) SEAT HORIZONTAL (REARWARD)
SEAT REAR VERTICAL (DOWN)
SEAT FRONT VERTICAL (DOWN)
- - - - - - CIRCUIT
- - - - - - - FUNCTION
8W - 80 - 58 8W-80 CONNECTOR PIN-OUTSNS/GS
J988W-3NSGS8058
SWITCH MULTI-FUNCTION
8 127BLACK
1
L324 22WT/LG V10 20BR
L94 20OR/WT L93 22PK Z1 18BK
F1 20DB V52 20DG//YL V16 20WT
L305 22LB/WT L302 22LB/YL L91 22DB/PK
12 11 10 9 8 7
6
5 4 3 2 1 CAV HIGH BEAM RELAY CONTROL
FRONT WASHER MOTOR CONTROL LOW BEAM RELAY CONTROL HIGH/LOW BEAM RELAY CONTROL
GROUND FUSED B(+) WIPER MUX SIGNAL
HIGH SPEED RELAY DRIVER RIGHT TURN SIGNAL SENSE LEFT TURN SIGNAL SENSE COMBO FLASHER SWITCHED GROUND
- CIRCUIT
- FUNCTION
ACTUATOR MODE DOOR
5BLACK1
C35 20DG/YL C57 20DB/GY C37 20YL
C26 20PK/DB
C34 20DB/WT
5 4
3 2 1 CAV MODE DOOR DRIVER SENSOR GROUND MODE DOOR FEEDBACK SIGNAL
5 VOLT SUPPLY DOOR COMMON CIRCUIT
FUNCTION
FUSED RIGHT HIGH BEAM OUTPUT L34 20RD/OR7 131 6ENGINE TEMPERATURE WARNING LAMP DRIVER CIRCUIT FUNCTION
CAV
G2 22VT
1
2G19 20LG/OR
3L63 18DG/RD LEFT TURN SIGNAL
6L62 18BR/RD RIGHT TURN SIGNALSGROUND Z1 20BK
54
G69 22BK/OR
7
8M1 20PK
9R41 18BK/OR
V23 18BR/PK
10
13G3 20BK/PKENGINE OIL PRESSURE SWITCH SENSE G6 22GY
12G9 20GY/BK RED BRAKE WARNING LAMP DRIVER
11ABS WARNING LAMP DRIVER
FUSED B(+)
FUSED IGNITION (ST-RUN)
(RHD) MESSAGE CENTER
VTSS INDICATOR LAMP DRIVER
AIRBAG WARNING LAMP DRIVER
SERVICE ENGINE SOON INDICATOR LAMP DRIVER
NS/GS8W-80 CONNECTOR PIN-OUTS 8W - 80 - 59
NSGS8059J988W-3
CENTER - C6 DISTRIBUTIONPOWER
K51 20DB/YL ASD RELAY CONTROL A/C COMPRESSOR CLUTCH RELAY CONTROL C13 20DB/ORGROUND Z1 20BKFUSED IGNITION "C" (7.5A) A142 18DG/OR
10 61 5LT. GREEN
A14 18RD/WT K51 18DB/YL C13 18DB/OR F87 18WT/BK A142 18DG/OR K90 18TN K31 18BR C3 18DB/BK F87 18BK/WT
109 8 7 6 5 4 3 2 1 CAV FUSED B(+) ASD RELAY CONTROL A/C COMPRESSOR CLUTCH RELAY CONTROL FUSED IGNITION SWITCH OUTPUT (RUN/START) ASD RELAY OUTPUT ENGINE STARTER MOTOR RELAY CONTROL FUEL PUMP RELAY CONTROL A/C COMPRESSOR CLUTCH RELAY OUTPUT FUSED IGNITION "C" (7.5A)
- FUNCTION
- CIRCUIT
* EXCEPT BUILT-UP-EXPORT
** BUILT-UP-EXPORT
DIESEL
GAS 1
3
7
8 FUSED IGNITION SWITCH OUTPUT (RUN) F23 18DB/YL**
CENTER - C5 DISTRIBUTIONPOWER
FUSED IGNITION SWITCH OUTPUT (ST-RUN) 2
F14 18LG/YL**
HIGH BEAM RELAY OUTPUT L34 20RD/OR 10 61 5LT. GRAY
F23 20DB/YL* L9 18BK/WT L43 18VT
V14 18RD/VT L34 20RD/OR V16 20WT
V4 12RD/YL V3 12BR/WT F14 20LG/YL* L33 20RD
109 8 7 6 5 4 3 1 CAV FUSED IGNITION SWITCH OUTPUT (RUN) FUSED HAZARD FLASHER FEED (DEDICATED) LOW BEAM RELAY OUTPUT
WIPER ON RELAY DRIVER HIGH BEAM RELAY OUTPUT WIPER HIGH/LOW RELAY DRIVER
WIPER HIGH/LOW RELAY OUTPUT (HIGH) WIPER HIGH/LOW RELAY OUTPUT (LOW) FUSED IGNITION SWITCH OUTPUT (ST-RUN) HIGH BEAM RELAY OUTPUT CIRCUIT
FUNCTION
CENTER - C4 DISTRIBUTIONPOWER
1 4
3 BLACK
6
A10 12RD/DG A2 12PK/BK A1 12RD Z1 18BK A22 12BK/OR
6 5 4
3 2 1 CAV FUSED LINK TO ABS PUMP MOTOR RELAY
BATTERY FEED TO IGNITION SWITCH FUSED B (+) GROUND IGNITION SWITCH RUN ONLY FEED
- CIRCUIT
- FUNCTION
NS/GS8W-80 CONNECTOR PIN-OUTS 8W - 80 - 67
NSGS8067J988W-3
MODULE - C1CONTROL POWERTRAIN
- -
K90 18TN ENGINE STARTER MOTOR RELAY CONTROL
C103 18DG/LB A/C SWITCH SIGNALKNOCK SENSOR SIGNAL K42 18DB/LG- - BLACK
10 20 30 40
1 11 21 31
K35 18GY/YL K1 18DG/RD K22 18OR/DB K44 18TN/YL K24 18GY/BK K41 18BK/DG K2 18TN/BK G3 18BK/PK F87 18WT/BK K12 18TN/WT K14 18LB/BR
K38 18GY K58 18BR/DB K11 18WT/DB K19 18GY/RD Z12 18BK/TN K20 18DG K13 18YL/WT
A142 18DG/OR V32 18YL/RD K17 18DB/TN K18 18RD/YL
40 39 38
37 36 35
34 33 32
31
30 29 28
27 26 25 24 23
22 21 20
19 18 17
16 15 14
13 12 11
10 9 8
7 6 5
4 3 2
1 CAV EGR SOLENOID CONTROL MANIFOLD ABSOLUTE PRESSURE SENSOR SIGNAL THROTTLE POSITION SENSOR SIGNAL CAMSHAFT POSITION SENSOR SIGNAL CRANKSHAFT POSITION SENSOR SIGNAL HEATED OXYGEN SENSOR SIGNAL ENGINE COOLANT TEMPERATURE SENSOR SIGNAL SERVICE ENGINE SOON INDICATOR LAMP DRIVER FUSED IGNITION SWITCH OUTPUT (ST-RUN) INJECTOR NO. 2 DRIVER INJECTOR NO. 4 DRIVER
INJECTOR NO. 5 DRIVER (3.3L/3.8L) INJECTOR NO. 6 DRIVER (3.3L/3.8L) INJECTOR NO. 1 DRIVER IGNITION COIL NO. 1 DRIVER GROUND GENERATOR FIELD DRIVER INJECTOR NO. 3 DRIVER
AUTOMATIC SHUT DOWN RELAY OUTPUT SPEED CONTROL ON/OFF SWITCH SENSE IGNITION COIL NO. 2 DRIVER IGNITION COIL NO. 3 DRIVER (3.3L/3.8L)
- - - - - - -
- - - - - CIRCUIT
- - - - - - -
- - - - - FUNCTION
K21 18BK/RD* INTAKE AIR TEMPERATURE SENSOR SIGNAL
* 2.0L
NS/GS8W-80 CONNECTOR PIN-OUTS 8W - 80 - 71
NSGS8071J988W-3
ENGINE
CONTENTS
page page
2.4L ENGINE............................ 14
3.0L ENGINE............................ 61
3.3/3.8L ENGINE........................ 93ENGINE DIAGNOSIS....................... 7
STANDARD SERVICE PROCEDURES.......... 1
STANDARD SERVICE PROCEDURES
INDEX
page page
GENERAL INFORMATION
CRANKSHAFT SPROCKET BOLT ACCESS
PLUG................................ 2
ENGINE CORE PLUGS.................... 2
ENGINE OIL SERVICE..................... 5
ENGINE OIL............................. 5
ENGINE PERFORMANCE.................. 2FORM-IN-PLACE GASKETS................. 1
HONING CYLINDER BORES................ 3
HYDROSTATIC LOCKED ENGINE............ 5
MEASURING MAIN BEARING AND
CONNECTING ROD BEARING
CLEARANCES......................... 3
REPAIR OF DAMAGED OR WORN THREADS . . . 4
GENERAL INFORMATION
FORM-IN-PLACE GASKETS
There are numerous places where form-in-place
gaskets are used on the engine. Care must be taken
when applying form-in-place gaskets.Do not use
form-in-place gasket material unless specified.
Bead size, continuity, and location are of great impor-
tance. Too thin a bead can result in leakage while too
much can result in spill-over, a continuous bead of
the proper width is essential to obtain a leak-free
joint.
Two types of form-in-place gasket materials are
used in the engine.MopartSilicone Rubber Adhe-
sive Sealant andMopartGasket Maker, (anaerobic)
each have different properties and cannot be used
interchangeably.
CAUTION: Silicone sealer and anaerobic sealers
each will inhibit the cure of the other and care
should be taken to keep usages separated as much
as possible.
MOPARTSILICONE RUBBER ADHESIVE
SEALANT
MopartSilicone Rubber Adhesive Sealant or
equivalent, normally black in color, is available in
three ounce tubes. Moisture in the air causes the
MopartSilicone Rubber Adhesive Sealant material
to cure. This material is normally used on flexible
metal flanges. It has a shelf life of one year and will
not properly cure if over age. Always inspect the
package for the expiration date before use.
MOPARTGASKET MAKER
MopartGasket Maker is an anaerobic type gasket
material normally red in color. The material cures in
the absence of air when squeezed between two metal-
lic surfaces. It will not cure if left in the uncovered
tube. It is normally red in color. The anaerobic mate-
rial is for use between two machined surfaces. Do not
use on flexible metal flanges.
MOPARTTORQUE CURE GASKET MAKER
MopartTorque Cure Gasket Maker is a unique
anaerobic type gasket material to be usedONLY
between the bedplate and engine block. The material
cures in the absence of air when torqued between
two metallic surfaces. It will not cure if left in the
uncovered tube. This anaerobic material is specially
NSENGINE 9 - 1