Chrysler 300M 1999 Manual page 573

TEST 2A
REPAIRING ALL DOORS FAILING TO LOCK AND UNLOCK FROM ANY SWITCH
Perform TEST 1A Before Proceeding
START TEST 2A.
STOP THE
ACTUATION.
WITH THE DRB, READ
THE DOOR LOCK
SWITCH VOLTAGE.
REMOVE THE RIGHT
FRONT DOOR TRIM
PANEL.
WITH A VOLTMETER,
MEASURE THE FUSED
B (+) CIRCUIT.
FIG. 1
KEY OFF. WITH AN
OHMMETER, MEASURE
BETWEEN GND AND THE
THE RF DOOR SWITCH
MUX CKT. FIG. 1
*Perform Verification TEST VER-2A.
WITH THE DRB ENTER
"BODY COMPUTER"
THEN "ACTUATORS"
AND ACTUATE THE
DOOR LOCK RELAY.
WITH THE DRB ENTER
"SENSORS" AND READ
THE DOOR LOCK
SWITCH VOLTAGE.
PRESS THE DOOR
LOCK SWITCH TO THE
LOCK POSITION.
DISCONNECT THE RIGHT
DOOR LOCK SWITCH
HARNESS CONNECTOR.**
FIG. 1
**Check connectors - Clean / repair as necessary.
563
DO THE DOORS LOCK NO
DURING ACTUATION?
YES
IS THE VOLTAGE YES
ABOVE 0.2 VOLTS?
NO
IS THE VOLTAGE
ABOVE 1.7 VOLTS YES
WITH THE SWITCH
PRESSED?
NO
IS THE VOLTAGE NO
ABOVE 10.0 VOLTS?
YES
IS THE RESISTANCE NO
BELOW 5.0 OHMS?
YES
PERFORM TEST
2B.
PERFORM TEST
2C.
REPLACE THE BODY
CONTROL MODULE.*
REPAIR THE OPEN
FUSED B (+)
CIRCUIT.*
REPLACE THE RF
DOOR LOCK SWITCH.*
CONTINUE TEST
2A ON THE NEXT
PAGE.
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