Chrysler Town and Country 2003 Owner's Manual page 797

LIFTGATE CYLINDER LOCK SWITCH INPUT STUCK - (EXPORT ONLY)
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Continued
TEST
4 Disconnect the Liftgate Cylinder Lock Switch connector.
Measure the voltage between Cylinder Lock Switch Mux circuit and ground.
Is the voltage above 4.6 volts?
Yes → Go To 5
→ Repair the Liftgate Cylinder Lock Switch Mux circuit for an open.
No
5 If there are no possible causes remaining, view repair.
Repair
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Replace the Cylinder Lock Switch.
Perform BODY VERIFICATION TEST - VER 1.
POWER DOOR LOCKS/RKE
773
APPLICABILITY
All
All