2005 CHRYSLER CARAVAN coolant

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Page 1328 of 2339

CHRYSLER CARAVAN 2005  Service Manual WARNING: INTAKE MANIFOLD GASKET IS MADE
OF VERY THIN METAL AND MAY CAUSE PER-
SONAL INJURY, HANDLE WITH CARE.
(12) Remove intake manifold seal retainers screws
(Fig. 122). Remove intake manifold gaske

Page 1387 of 2339

CHRYSLER CARAVAN 2005  Service Manual FUEL INJECTION
OPERATION
OPERATION - INJECTION SYSTEM
All engines used in this section have a sequential
Multi-Port Electronic Fuel Injection system. The MPI
system is computer regulated and provides

Page 1388 of 2339

CHRYSLER CARAVAN 2005  Service Manual 1 second. Therefore, battery voltage is not supplied to
the fuel pump, ignition coil, fuel injectors and heated
oxygen sensors.
ENGINE START-UP MODE
This is an OPEN LOOP mode. If the vehicle is in
par

Page 1389 of 2339

CHRYSLER CARAVAN 2005  Service Manual ²All monitored components (refer to the Emission
section for On-Board Diagnostics).
The PCM compares the upstream and downstream
heated oxygen sensor inputs to measure catalytic
convertor efficiency.

Page 1398 of 2339

CHRYSLER CARAVAN 2005  Service Manual IDLE AIR CONTROL MOTOR
DESCRIPTION
The idle air control valve is mounted on the throt-
tle body. The PCM operates the idle air control valve
(Fig. 15) or (Fig. 16).
OPERATION
The PCM adjusts engine id

Page 1471 of 2339

CHRYSLER CARAVAN 2005  Service Manual (3) Remove coolant recovery bottle (Fig. 10).
(4) Remove fluid level indicator/tube assembly.
Plug opening to prevent debris from entering trans-
axle.
(5) Disconnect transaxle oil cooler lines using

Page 1514 of 2339

CHRYSLER CARAVAN 2005  Service Manual (23) Remove plugs and connect transaxle oil cooler
lines. (Refer to 7 - COOLING/TRANSMISSION -
STANDARD PROCEDURE)
(24) Remove plug and Install fluid level indicator/
tube assembly.
(25) Install coola

Page 1590 of 2339

CHRYSLER CARAVAN 2005  Service Manual TORQUE CONVERTER CLUTCH (TCC)
In a standard torque converter, the impeller and
turbine are rotating at about the same speed and the
stator is freewheeling, providing no torque multipli-
cation. By app