Intake Manifold Air Temperature Sensor; Manifold Absolute Pressure (Map) Sensor - Jeep 1997 Grand Cherokee Service Manual

CRANKSHAFT POSITION SENSOR
PIGTAIL HARNESS TO DIS- TRIBUTOR SIDE OF ENGINE
ZG
REMOVAL AND INSTALLATION (Continued)
one bolt. A wire shield/router is attached to the sen-
sor (Fig. 31).
Fig. 31 Crankshaft Position Sensor—4.0L6-Cylinder
REMOVAL
(1) Disconnect sensor pigtail harness (3–way con-
nector) from main engine wiring harness. This con-
nection is made near rear of distributor.
(2) Remove sensor mounting bolt.
(3) Remove wire shield and sensor.
INSTALLATION
(1) Position sensor flush against machined area
and into opening on transmission bellhousing.
(2) Position sensor wire shield to sensor (Fig. 31).
(3) Install bolt through wire shield and sensor.
(4) Tighten sensor mounting bolt to 7 N·m (60 in.
lbs.) torque.
(5) Route wiring harness into wire shield.
(6) Connect 3–way sensor electrical connectors.
CAMSHAFT POSITION SENSOR
The camshaft position sensor is located in the dis-
tributor on all 4.0L 6–cylinder and 5.2L/5.9L V-8
engines (Fig. 32).
REMOVAL
Distributor removal is not necessary to remove
camshaft position sensor.
(1) 5.2L/5.9L Engines: Remove air cleaner tube at
throttle body.
(2) Disconnect negative cable from battery.
(3) Remove distributor cap from distributor (two
screws).
(4) Disconnect camshaft position sensor wiring
harness from main engine wiring harness.
(5) Remove distributor rotor from distributor shaft.
Engine
SYNC DISTRIBUTOR GENERATOR ASSEMBLY SIGNAL
Fig. 32 Camshaft Position Sensor—Typical
(5.2L/5.9L Shown)
(6) Lift the camshaft position sensor assembly
from the distributor housing (Fig. 32).
INSTALLATION
(1) Install camshaft position sensor to distributor.
Align sensor into notch on distributor housing.
(2) Connect wiring harness.
(3) Install rotor.
(4) Install distributor
screws.
(5) 5.2L/5.9L Engines: Install air cleaner tube to
throttle body.

MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR

For removal and installation, refer to Manifold
Absolute Pressure Sensor in group 14, Fuel Systems.
ENGINE COOLANT TEMPERATURE SENSOR
For an operational description, diagnosis and
removal/installation procedures, refer to Group 14,
Fuel System.
THROTTLE POSITION SENSOR
For an operational description, diagnosis and
removal/installation procedures, refer to Group 14,
Fuel System.

INTAKE MANIFOLD AIR TEMPERATURE SENSOR

For an operational description, diagnosis and
removal/installation procedures, refer to Group 14,
Fuel System.
PULSE RING POSITION SEN- CAMSHAFT
IGNITION SYSTEM
cap. Tighten mounting
SOR
8D - 15