Chrysler PT Cruiser. Manual — part 73
TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the Door Lock Motor/Ajar Switch connector.
Disconnect the Remote Keyless Entry Module connector.
Measure the resistance of the appropriate Door Unlock Relay Output circuit to the
Door Lock Relay Output circuit.
Is the resistance below 1000.0 ohms?
All
Yes
→ Repair the Door (or Driver Door) Unlock Relay Output circuit for
a short to the Door Lock Relay Output circuit.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
5
Turn the ignition off.
Disconnect the Door Lock Motor/Ajar Switch connector.
Disconnect the Remote Keyless Entry Module connector.
Measure the resistance of the appropriate Door Unlock Relay Output circuit between
the RKE module connector and the Door Lock Motor/Ajar Switch connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Door (or Driver Door) Unlock Relay Output circuit for
an open.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Disconnect the inoperative Door Lock Motor/Ajar Switch connector.
Disconnect the Remote Keyless Entry Module connector.
Measure the resistance of the Door Lock Relay Output circuit between the RKE
module connector and the Door Lock Motor/Ajar Switch connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the Door Lock Relay Output circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
279
POWER DOOR LOCKS/RKE
*ONE DOOR FAILS TO LOCK AND UNLOCK - PT27 —
Continued
Symptom:
*ONE PASSENGER DOOR FAILS TO LOCK AND UNLOCK
POSSIBLE CAUSES
DOOR LOCK MOTOR - OPEN
DOOR UNLOCK RELAY OUTPUT WIRE OPEN
DOOR LOCK RELAY OUTPUT WIRE OPEN
DOOR UNLOCK RELAY OUTPUT WIRE SHORT TO GROUND
DOOR UNLOCK RELAY OUTPUT SHORT TO DOOR LOCK RELAY OUTPUT
DOOR LOCK RELAY OUTPUT WIRE SHORT TO GROUND
TEST
ACTION
APPLICABILITY
1
Remove the inner door trim panel to gain access to the Door Lock Motor connector.
Disconnect the appropriate Door Lock Motor connector.
Connect a test light between the Door Lock Relay Output and the Door Unlock Relay
Output circuits in the door lock motor connector.
Press the door lock switch to the Lock and Unlock positions.
Did the test light illuminate when the lock switch was pressed in both directions?
All
Yes
→ Replace the Door Lock Motor.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Turn ignition off.
Remove the appropriate inner door trim panel to gain access to the Door Lock Motor
connector.
Disconnect the Door Lock Motor connector.
Disconnect the Remote Keyless Entry module connector.
Measure the resistance of the Door Unlock Relay Output wire between the RKE
module connector and the door lock motor connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 3
No
→ Repair the Door Unlock Relay Output wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
3
Turn ignition off.
Remove the appropriate inner door trim panel to gain access to the Door Lock Motor
connector.
Disconnect the Door Lock Motor connector.
Disconnect the Remote Keyless Entry module connector.
Measure the resistance of the Door Lock Relay Output wire between the RKE module
connector and the door lock motor connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 4
No
→ Repair the Door Lock Relay Output wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
280
POWER DOOR LOCKS/RKE
TEST
ACTION
APPLICABILITY
4
Turn ignition off.
Remove the appropriate inner door trim panel to gain access to the Door Lock Motor
connector.
Disconnect the Door Lock Motor connector.
Disconnect the Remote Keyless Entry module connector.
Measure the resistance of the Door Unlock Relay Output wire to ground.
Is the resistance below 1000.0 ohms?
All
Yes
→ Repair the Door Unlock Relay Output wire for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 5
5
Turn ignition off.
Remove the appropriate inner door trim panel to gain access to the Door Lock Motor
connector.
Disconnect the Door Lock Motor connector.
Disconnect the Remote Keyless Entry module connector.
Measure the resistance between the Door Unlock Relay Output circuit and the Door
Lock Relay Output circuit
Is the resistance below 1000.0 ohms?
All
Yes
→ Repair the Door Unlock Relay Output wire for a short to the Door
Lock Relay Output wire.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 6
6
Turn ignition off.
Remove the appropriate inner door trim panel to gain access to the Door Lock Motor
connector.
Disconnect the Door Lock Motor connector.
Disconnect the Remote Keyless Entry module connector.
Measure the resistance of the Door Lock Relay Output wire to ground.
Is the resistance below 1000.0 ohms?
All
Yes
→ Repair the Door Lock Relay Output wire for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
281
POWER DOOR LOCKS/RKE
*ONE PASSENGER DOOR FAILS TO LOCK AND UNLOCK —
Continued
Symptom:
*PASSENGER DOOR FAILS TO UNLOCK - PT27
POSSIBLE CAUSES
DOOR UNLOCK RELAY OUTPUT CIRCUIT SHORT TO GROUND
REMOTE KEYLESS ENTRY MODULE - UNLOCK RELAY
TEST
ACTION
APPLICABILITY
1
Turn the ignition off.
Disconnect the Remote Keyless Entry module connector.
Measure the resistance between ground and the Door Unlock Relay Output circuit.
Is the resistance below 1000.0 ohms?
All
Yes
→ Repair the Door Unlock Relay Output circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
282
POWER DOOR LOCKS/RKE
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