Chrysler 300M 1999, Manual, Page: 585 / 766

TEST 3A
CONTINUED - REPAIRING ONE DOOR FAILING TO LOCK AND UNLOCK FROM ANY
SWITCH
*Perform Verification TEST VER-2A. **Check connectors - Clean / repair as necessary.
TEST 3A REMOVE THE LF DOOR
CONTINUED FROM UNLOCK RELAY.
THE PREVIOUS
PAGE.
FIG. 1
WITH A VOLTAMETER,
MEASURE THE LF IS THE VOLTAGE NO REPLACE THE
DOOR UNLOCK RELAY ABOVE 10.0 VOLTS? JUNCTION BLOCK.*
CONN CAVITY 87.
FIG. 1
YES
WITH A VOLTAMETER,
MEASURE THE LF IS THE VOLTAGE NO REPLACE THE
DOOR UNLOCK RELAY ABOVE 10.0 VOLTS? JUNCTION BLOCK.*
CONN CAVITY 88.
FIG. 1
YES
WITH AN OHMMETER,
MEASURE BETWEEN IS THE RESISTANCE NO REPLACE THE
GROUND AND THE LF BELOW 5.0 OHMS? JUNCTION BLOCK.*
DOOR UNLOCK RELAY
CONN CAV 89. FIG. 1
YES
SUBSITUTE THE LF
DOOR UNLOCK RELAY OPERATE THE DOOR DOES THE LF DOOR YES REPLACE THE
WITH A KNOWN GOOD LOCKS. LOCK OPERATE ORIGINAL LF DOOR
RELAY. PROPERLY? UNLOCK RELAY.*
FIG. 1
NO
REMOVE THE LF DOOR CONNECT A TEST LIGHT
UNLOCK RELAY. BETWEEN CAVITIES 88
AND 90 OF THE LF
DOOR UNLOCK RELAY
FIG. 1 CONN. FIG. 1
DOES THE TEST
WITH THE DRB, FLASH ON AND OFF YES CONTINUED TEST
ACTUATE THE LF AS THE RELAY IS 3A ON THE NEXT
DOOR UNLOCK RELAY. ACTUATED? PAGE.
NO
PERFORM TEST
3B.
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