Dodge 2004 Neon SX2 Diagnostic Manual page 208

*ALL LOCKS INOPERATIVE FROM A DOOR LOCK SWITCH —
TEST
4 Turn the ignition off.
Disconnect the Remote Keyless Entry Module connector.
Disconnect the Door Lock Switch connector.
Measure the resistance of the appropriate Door Switch Mux circuit between the RKE
connector and the Door Lock Switch connector.
Is the resistance below 5.0 ohms?
Yes → Go To 5
→ Repair the Door Switch Mux wire for an open.
No
5 If there are no possible causes remaining, view repair.
Repair
6 Turn the ignition off.
Disconnect the Remote Keyless Entry Module connector.
Disconnect the Door Lock Switch connector.
Measure the voltage between the appropriate Door Switch Mux circuit and ground.
Is there any voltage present?
Yes → Repair the Door Switch Mux wire for a short to voltage.
→ Replace the Remote Keyless Entry module.
No
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Replace the Door Lock Switch - open resistor.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
POWER DOOR LOCKS/RKE
201
Continued
APPLICABILITY
All
All
All