Removal - 2.7L; Removal - 3.5L; Installation - 2.7L; Installation - 3.5L - Chrysler 2004 Concorde Service Manual

LH
MAP SENSOR (Continued)
sure drops .10 in. Hg. If a storm goes through it can
either add, high pressure, or decrease, low pressure,
from what should be present for that altitude.You
should make a habit of knowing what the average
pressure and corresponding barometric pressure is
for your area. Always use the Diagnostic Test Proce-
dures Manual for MAP sensor testing.
REMOVAL

REMOVAL - 2.7L

(1) Remove the negative battery cable.
(2) Disconnect the electrical connector from the
MAP sensor (Fig. 16).
(3) Remove bolt from sensor.
Fig. 16 MAP SENSOR - 2.7L
(4) Remove sensor.

REMOVAL - 3.5L

(1) Remove the negative battery cable.
(2) Disconnect the electrical connector from the
MAP sensor.
(3) Remove bolts from sensor.
(4) Remove sensor.
INSTALLATION

INSTALLATION - 2.7L

(1) The sensor mounts onto intake manifold ple-
num (Fig. 17). Tighten screws to 4.5 N·m (40 in. lbs.)
torque.
(2) Attach electrical connector to sensor (Fig. 16).
(3) Install the negative battery cable.
Fig. 17 MAP SENSOR O-RING

INSTALLATION - 3.5L

(1) Bolt sensor to intake and tighten the bolts to 4
N·m (35 in. lbs.).
(2) Attach electrical connector to sensor.
(3) Install the negative battery cable.

O2 SENSOR

DESCRIPTION

The upstream oxygen sensor threads into the out-
let flange of the exhaust manifold (Fig. 18) or (Fig.
19).
Fig. 18 Upstream Heated Oxygen Sensor 1/2
1 - O2 SENSOR
FUEL INJECTION 14 - 29