Dodge Dakota Sport 2001 Service Manual page 1360

AN
FUEL INJECTION (Continued)
tion sensor (TPS) and manifold absolute pressure
(MAP) sensor (Fig. 18).
(19) Verify wire harness connector is firmly con-
nected to engine coolant temperature sensor (Fig.
19).
Fig. 19 Engine Coolant Temperature Sensor—2.5L
1 - THERMOSTAT HOUSING
2 - ENGINE COOLANT TEMPERATURE SENSOR
3 - ELECTRICAL CONNECTOR
(20) Raise and support the vehicle.
(21) Verify both upstream and downstream oxygen
sensor wire connectors are firmly connected to sen-
sors. Inspect sensors and connectors for damage (Fig.
20) or (Fig. 21).
(22) Inspect for pinched or leaking fuel tubes.
Inspect for pinched, cracked or leaking fuel hoses.
(23) Inspect for exhaust system restrictions such
as pinched exhaust pipes, collapsed muffler or
plugged catalytic convertor.
(24) Verify electrical harness is firmly connected to
rear wheel speed sensor. Verify rear wheel speed sen-
sor is firmly attached to rear axle with proper air
gap. Refer to 5, Brakes for information.
(25) If equipped with 4–wheel antilock brake sys-
tem, verify electrical harness is firmly connected to
each front wheel speed sensor. Verify both front
wheel speed sensors are firmly attached. Refer to 5,
Brakes for information.
(26) Verify fuel pump/gauge sender unit wire con-
nector is firmly connected to harness connector.
(27) Inspect fuel hoses at fuel pump/gauge sender
unit for cracks or leaks.
(28) Inspect clutch housing for damage to timing
ring on drive plate/flywheel.
Engine
Fig. 20 Upstream Oxygen Sensor—2.5L Engine
1 - UPSTREAM OXYGEN SENSOR
2 - EXHAUST PIPE
Fig. 21 Downstream Oxygen
1 - DOWNSTREAM OXYGEN SENSOR
2 - FRAME RAIL
3 - CATALYTIC CONVERTER
(29) Verify battery cable and solenoid feed wire
connections to the starter solenoid are tight and
clean. Inspect for chaffed wires or wires rubbing
against other components.
FUEL INJECTION 14 - 33