Chrysler 300M 1999 Manual page 575

CONTINUED - REPAIRING ALL DOORS FAILING TO LOCK AND UNLOCK FROM ANY
TEST 2A
SWITCH
TEST 2A
CONTINUED FROM
THE PREVIOUS
PAGE.
DISCONNECT THE
LEFT DOOR LOCK
SWITCH HARNESS
CONNECTOR.**
FIG. 1
DISCONNECT THE
BODY CONTROL
MODULE C4 HARNESS
CONNECTOR.**
WITH AN OHMMETER,
MEASURE BETWEEN
GROUND AND THE RF
DOOR SWITCH MUX
CKT. FIG. 2
*Perform Verification TEST VER-2A.
REMOVE THE LEFT
FRONT DOOR TRIM
PANEL.
WITH AN OHMMETER,
MEASURE BETWEEN
GROUND AND THE LF
DOOR SWITCH MUX
CKT. FIG. 1
WITH AN OHMMETER,
MEASURE BETWEEN
GROUND AND THE LF
DOOR SWITCH MUX
CKT. FIG. 2
**Check connectors - Clean / repair as necessary.
565
IS THE RESISTANCE NO
BELOW 5.0 OHMS?
YES
IS THE RESISTANCE YES
BELOW 5.0 OHMS?
NO
IS THE RESISTANCE YES
BELOW 5.0 OHMS?
NO
REPLACE THE LF
DOOR LOCK SWITCH.*
REPAIR THE LF DOOR
SWITCH MUX CIRCUIT
FOR A SHORT TO
GROUND.*
REPAIR THE RF DOOR
SWITCH MUX CIRCUIT
FOR A SHORT TO
GROUND.*
REPLACE THE BODY
CONTROL MODULE.*
P
O
W
E
R
D
O
O
R
L
O
C
K
S
Y
S
T
E
M