Switch - Chrysler 300M 1999 Manual

TEST 2C
REPAIRING ALL DOORS FAILING TO LOCK AND UNLOCK FROM ANY SWITCH
Perform TEST 2A Before Proceeding
START TEST 2C.
DISCONNECT THE LEFT
DOOR LOCK SWITCH
HARNESS CONNECTOR.**
FIG. 1
REMOVE THE RIGHT
FRONT DOOR TRIM
PANEL.
WITH THE DRB, READ
THE DOOR LOCK
SWITCH VOLTAGE.
KEY OFF.
DISCONNECT THE
BODY CONTROL
MODULE C4 HARNESS
CONNECTOR.*
USING A VOLTMETER,
MEASURE THE RF DOOR
SWITCH MUX CKT.
FIG. 3
*Perform Verification TEST VER-2A.
REMOVE THE LEFT
FRONT DOOR TRIM
PANEL.
WITH THE DRB, READ
THE DOOR LOCK
SWITCH VOLTAGE.
DISCONNECT THE
RIGHT DOOR LOCK
SWITCH HARNESS
CONNECTOR.
FIG. 2
KEY ON.
USING A VOLTMETER,
MEASURE THE LF DOOR
SWITCH MUX CKT.
FIG. 3
**Check connectors - Clean / repair as necessary.
571
IS THE VOLTAGE NO
ABOVE 0.2 VOLTS?
YES
IS THE VOLTAGE NO
ABOVE 0.2 VOLTS?
YES
IS THE VOLTAGE YES
ABOVE 0.2 VOLTS?
NO
IS THE VOLTAGE YES
ABOVE 0.2 VOLTS?
NO
REPLACE THE LEFT
FRONT DOOR LOCK

SWITCH.*

REPLACE THE RIGHT
FRONT DOOR LOCK
SWITCH.*
REPAIR THE LF DOOR
SWITCH MUX CIRCUIT
FOR A SHORT TO
VOLTAGE.*
REPAIR THE RF DOOR
SWITCH MUX CIRCUIT
FOR A SHORT TO
VOLTAGE.*
REPLACE THE BODY
CONTROL MODULE.*
P
O
W
E
R
D
O
O
R
L
O
C
K
S
Y
S
T
E
M