Chrysler PT Cruiser 2001 Service Manual Supplement page 1869

POWER DOOR LOCKS/RKE
*ALL LOCKS INOPERATIVE FROM PASSENGER DOOR LOCK SWITCH
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Continued
TEST
4 Turn ignition off.
Disconnect the RKE module connector.
Measure the resistance of the Passenger Door Switch Mux circuit from the module
connector to ground.
Is the resistance below 1200.0 ohms (should be infinite)
Yes → Repair the Door Switch Mux circuit (wire or cylinder lock switch)
→ Go To 5
No
5 If there are no possible causes remaining, view repair.
Repair
6 Disconnect the Door Lock Switch connector.
Disconnect the RKE module connector.
Measure the voltage of the Passenger Door Switch Mux circuit to ground.
Is there any voltage present?
Yes → Repair the Door Switch Mux wire for a short to voltage.
→ Go To 7
No
7 If there are no possible causes remaining, view repair.
Repair
ACTION
for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Replace the Remote Keyless Entry Module.
Perform BODY VERIFICATION TEST - VER 1.
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APPLICABILITY
All
All
All
All