Chrysler 300/300 Touring/300C, Dodge Magnum. Manual — part 584
3.
CHECK (P393) DOOR LOCK DRIVER CIRCUIT FOR A SHORT TO GROUND
Measure the resistance between ground and the (P393) Door Lock
Driver circuit.
Is the resistance below 1000.0 ohms?
No
>> Replace the Cluster in accordance with service information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to
BODY VERIFICATION TEST – VER 1).
Yes
>> Repair the (P393) Door Lock Driver circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1. (Refer to
BODY VERIFICATION TEST – VER 1).
8N - 34
POWER LOCKS - ELECTRICAL DIAGNOSTICS
LX
*PASSENGER DOORS FAIL TO UNLOCK
For a complete wiring diagram Refer to Section 8W.
LX
POWER LOCKS - ELECTRICAL DIAGNOSTICS
8N - 35
Possible Causes
(P303) PASSENGER DOORS UNLOCK DRIVER CIRCUIT SHORT TO GROUND
CLUSTER
Diagnostic Test
1.
(P303) PASSENGER DOORS UNLOCK DRIVER CIRCUIT SHORT TO GROUND
NOTE: If only one motor fails to unlock when the door locks are actuated, disconnect that motor and retest
to see if the other doors unlock properly. If they do, replace the defective motor.
Turn the ignition off.
Disconnect the Cluster C1 connector.
Measure the resistance between ground and the (P303) Passenger
Doors Unlock Driver circuit.
Is the resistance below 1000.0 ohms?
No
>> Replace the Cluster in accordance with service information.
Perform BODY VERIFICATION TEST - VER 1. (Refer to
BODY VERIFICATION TEST – VER 1).
Yes
>> Repair the (P303) Passenger Doors Unlock Driver circuit
for a short to ground.
Perform BODY VERIFICATION TEST - VER 1. (Refer to
BODY VERIFICATION TEST – VER 1).
8N - 36
POWER LOCKS - ELECTRICAL DIAGNOSTICS
LX
*RIGHT DOOR LOCKS INOPERATIVE – (LHD ONLY)
For a complete wiring diagram Refer to Section 8W.
LX
POWER LOCKS - ELECTRICAL DIAGNOSTICS
8N - 37
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